Split `api/Element.json`
diff --git a/api/Element.json b/api/Element.json
index 89640e3..c596eb3 100644
--- a/api/Element.json
+++ b/api/Element.json
@@ -50,11200 +50,6 @@
           "standard_track": true,
           "deprecated": false
         }
-      },
-      "DOMActivate_event": {
-        "__compat": {
-          "description": "`DOMActivate` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/DOMActivate_event",
-          "spec_url": "https://w3c.github.io/uievents/#event-type-DOMActivate",
-          "support": {
-            "chrome": {
-              "version_added": "1"
-            },
-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": "1"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "1"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": true
-          }
-        }
-      },
-      "DOMMouseScroll_event": {
-        "__compat": {
-          "description": "`DOMMouseScroll` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/DOMMouseScroll_event",
-          "support": {
-            "chrome": {
-              "version_added": false
-            },
-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": "1"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": false
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": false,
-            "deprecated": true
-          }
-        }
-      },
-      "MozMousePixelScroll_event": {
-        "__compat": {
-          "description": "`MozMousePixelScroll` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/MozMousePixelScroll_event",
-          "support": {
-            "chrome": {
-              "version_added": false
-            },
-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": "6"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": false
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": false,
-            "deprecated": true
-          }
-        }
-      },
-      "after": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/after",
-          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-childnode-afterâ‘ ",
-          "tags": [
-            "web-features:dom"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "54"
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "17"
-            },
-            "firefox": {
-              "version_added": "49"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": {
-              "version_added": "39"
-            },
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "10"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "afterscriptexecute_event": {
-        "__compat": {
-          "description": "`afterscriptexecute` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/afterscriptexecute_event",
-          "support": {
-            "chrome": {
-              "version_added": false
-            },
-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": "2"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": false
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": false,
-            "deprecated": true
-          }
-        }
-      },
-      "animate": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/animate",
-          "spec_url": "https://drafts.csswg.org/web-animations-1/#dom-animatable-animate",
-          "tags": [
-            "web-features:web-animations"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "36"
-            },
-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": "48"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "13.1"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        },
-        "implicit_tofrom": {
-          "__compat": {
-            "description": "Implicit to/from keyframes are supported",
-            "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/animate#Implicit_tofrom_keyframes",
-            "tags": [
-              "web-features:web-animations"
-            ],
-            "support": {
-              "chrome": {
-                "version_added": "84"
-              },
-              "chrome_android": "mirror",
-              "edge": "mirror",
-              "firefox": {
-                "version_added": "75"
-              },
-              "firefox_android": "mirror",
-              "ie": {
-                "version_added": false
-              },
-              "oculus": "mirror",
-              "opera": "mirror",
-              "opera_android": "mirror",
-              "safari": {
-                "version_added": "13.1",
-                "partial_implementation": true,
-                "notes": "Implementation seems somewhat buggy. More information will follow when available."
-              },
-              "safari_ios": "mirror",
-              "samsunginternet_android": "mirror",
-              "webview_android": "mirror",
-              "webview_ios": "mirror"
-            },
-            "status": {
-              "experimental": false,
-              "standard_track": true,
-              "deprecated": false
-            }
-          }
-        },
-        "options_composite_parameter": {
-          "__compat": {
-            "description": "`options.composite` parameter",
-            "spec_url": "https://drafts.csswg.org/web-animations-1/#dom-keyframeeffectoptions-composite",
-            "tags": [
-              "web-features:web-animations"
-            ],
-            "support": {
-              "chrome": {
-                "version_added": "84"
-              },
-              "chrome_android": "mirror",
-              "edge": "mirror",
-              "firefox": {
-                "version_added": "80"
-              },
-              "firefox_android": "mirror",
-              "ie": {
-                "version_added": false
-              },
-              "oculus": "mirror",
-              "opera": "mirror",
-              "opera_android": "mirror",
-              "safari": {
-                "version_added": "16"
-              },
-              "safari_ios": "mirror",
-              "samsunginternet_android": "mirror",
-              "webview_android": "mirror",
-              "webview_ios": "mirror"
-            },
-            "status": {
-              "experimental": false,
-              "standard_track": true,
-              "deprecated": false
-            }
-          }
-        },
-        "options_id_parameter": {
-          "__compat": {
-            "description": "`options.id` parameter",
-            "spec_url": "https://drafts.csswg.org/web-animations-1/#dom-keyframeanimationoptions-id",
-            "tags": [
-              "web-features:web-animations"
-            ],
-            "support": {
-              "chrome": {
-                "version_added": "50"
-              },
-              "chrome_android": "mirror",
-              "edge": "mirror",
-              "firefox": {
-                "version_added": "48"
-              },
-              "firefox_android": "mirror",
-              "ie": {
-                "version_added": false
-              },
-              "oculus": "mirror",
-              "opera": "mirror",
-              "opera_android": "mirror",
-              "safari": {
-                "version_added": "13.1"
-              },
-              "safari_ios": "mirror",
-              "samsunginternet_android": "mirror",
-              "webview_android": "mirror",
-              "webview_ios": "mirror"
-            },
-            "status": {
-              "experimental": false,
-              "standard_track": true,
-              "deprecated": false
-            }
-          }
-        },
-        "options_iterationComposite_parameter": {
-          "__compat": {
-            "description": "`options.iterationComposite` parameter",
-            "spec_url": "https://drafts.csswg.org/web-animations-2/#dom-keyframeeffectoptions-iterationcomposite",
-            "tags": [
-              "web-features:web-animations"
-            ],
-            "support": {
-              "chrome": {
-                "version_added": false
-              },
-              "chrome_android": "mirror",
-              "edge": "mirror",
-              "firefox": {
-                "version_added": "80"
-              },
-              "firefox_android": "mirror",
-              "ie": {
-                "version_added": false
-              },
-              "oculus": "mirror",
-              "opera": "mirror",
-              "opera_android": "mirror",
-              "safari": {
-                "version_added": false
-              },
-              "safari_ios": "mirror",
-              "samsunginternet_android": "mirror",
-              "webview_android": "mirror",
-              "webview_ios": "mirror"
-            },
-            "status": {
-              "experimental": true,
-              "standard_track": true,
-              "deprecated": false
-            }
-          }
-        },
-        "options_pseudoElement_parameter": {
-          "__compat": {
-            "description": "`options.pseudoElement` parameter",
-            "spec_url": "https://drafts.csswg.org/web-animations-1/#dom-keyframeeffectoptions-pseudoelement",
-            "tags": [
-              "web-features:web-animations"
-            ],
-            "support": {
-              "chrome": {
-                "version_added": "84"
-              },
-              "chrome_android": "mirror",
-              "edge": "mirror",
-              "firefox": {
-                "version_added": "75"
-              },
-              "firefox_android": "mirror",
-              "ie": {
-                "version_added": false
-              },
-              "oculus": "mirror",
-              "opera": "mirror",
-              "opera_android": "mirror",
-              "safari": {
-                "version_added": "14"
-              },
-              "safari_ios": "mirror",
-              "samsunginternet_android": "mirror",
-              "webview_android": "mirror",
-              "webview_ios": "mirror"
-            },
-            "status": {
-              "experimental": false,
-              "standard_track": true,
-              "deprecated": false
-            }
-          }
-        },
-        "options_rangeEnd_parameter": {
-          "__compat": {
-            "description": "`options.rangeEnd` parameter",
-            "spec_url": "https://drafts.csswg.org/web-animations-2/#dom-keyframeanimationoptions-rangeend",
-            "tags": [
-              "web-features:web-animations"
-            ],
-            "support": {
-              "chrome": {
-                "version_added": "115"
-              },
-              "chrome_android": "mirror",
-              "edge": "mirror",
-              "firefox": {
-                "version_added": false
-              },
-              "firefox_android": "mirror",
-              "ie": {
-                "version_added": false
-              },
-              "oculus": "mirror",
-              "opera": "mirror",
-              "opera_android": "mirror",
-              "safari": {
-                "version_added": false
-              },
-              "safari_ios": "mirror",
-              "samsunginternet_android": "mirror",
-              "webview_android": "mirror",
-              "webview_ios": "mirror"
-            },
-            "status": {
-              "experimental": true,
-              "standard_track": true,
-              "deprecated": false
-            }
-          }
-        },
-        "options_rangeStart_parameter": {
-          "__compat": {
-            "description": "`options.rangeStart` parameter",
-            "spec_url": "https://drafts.csswg.org/web-animations-2/#dom-keyframeanimationoptions-rangestart",
-            "tags": [
-              "web-features:web-animations"
-            ],
-            "support": {
-              "chrome": {
-                "version_added": "115"
-              },
-              "chrome_android": "mirror",
-              "edge": "mirror",
-              "firefox": {
-                "version_added": false
-              },
-              "firefox_android": "mirror",
-              "ie": {
-                "version_added": false
-              },
-              "oculus": "mirror",
-              "opera": "mirror",
-              "opera_android": "mirror",
-              "safari": {
-                "version_added": false
-              },
-              "safari_ios": "mirror",
-              "samsunginternet_android": "mirror",
-              "webview_android": "mirror",
-              "webview_ios": "mirror"
-            },
-            "status": {
-              "experimental": true,
-              "standard_track": true,
-              "deprecated": false
-            }
-          }
-        },
-        "options_timeline_parameter": {
-          "__compat": {
-            "description": "`options.timeline` parameter",
-            "spec_url": "https://drafts.csswg.org/web-animations-1/#dom-keyframeanimationoptions-timeline",
-            "tags": [
-              "web-features:web-animations"
-            ],
-            "support": {
-              "chrome": {
-                "version_added": "85"
-              },
-              "chrome_android": "mirror",
-              "edge": "mirror",
-              "firefox": {
-                "version_added": false
-              },
-              "firefox_android": "mirror",
-              "ie": {
-                "version_added": false
-              },
-              "oculus": "mirror",
-              "opera": "mirror",
-              "opera_android": "mirror",
-              "safari": {
-                "version_added": "16"
-              },
-              "safari_ios": "mirror",
-              "samsunginternet_android": "mirror",
-              "webview_android": "mirror",
-              "webview_ios": "mirror"
-            },
-            "status": {
-              "experimental": false,
-              "standard_track": true,
-              "deprecated": false
-            }
-          }
-        }
-      },
-      "animationcancel_event": {
-        "__compat": {
-          "description": "`animationcancel` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/animationcancel_event",
-          "spec_url": "https://drafts.csswg.org/css-animations/#eventdef-globaleventhandlers-animationcancel",
-          "tags": [
-            "web-features:web-animations"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "83",
-              "partial_implementation": true,
-              "notes": "The `onanimationcancel` event handler property is not supported. To listen to this event, use `element.addEventListener('animationcancel', function() {});`. See [bug 41404325](https://crbug.com/41404325)."
-            },
-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": "54"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": [
-              {
-                "version_added": "13.1"
-              },
-              {
-                "version_added": "12",
-                "version_removed": "13.1",
-                "partial_implementation": true,
-                "notes": "Although the `onanimationcancel` event handler property is supported, the `animationcancel` event is never fired."
-              }
-            ],
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "animationend_event": {
-        "__compat": {
-          "description": "`animationend` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/animationend_event",
-          "spec_url": "https://drafts.csswg.org/css-animations/#eventdef-globaleventhandlers-animationend",
-          "tags": [
-            "web-features:web-animations"
-          ],
-          "support": {
-            "chrome": [
-              {
-                "version_added": "79"
-              },
-              {
-                "prefix": "webkit",
-                "version_added": "81"
-              },
-              {
-                "version_added": "43",
-                "version_removed": "79",
-                "partial_implementation": true,
-                "notes": "The `onanimationend` event handler property is not supported. To listen to this event, use `document.addEventListener('animationend', function() {});`."
-              }
-            ],
-            "chrome_android": "mirror",
-            "edge": [
-              {
-                "version_added": "18"
-              },
-              {
-                "prefix": "webkit",
-                "version_added": "81"
-              },
-              {
-                "version_added": "12",
-                "version_removed": "18",
-                "partial_implementation": true,
-                "notes": "The `onanimationend` event handler property is not supported. To listen to this event, use `document.addEventListener('animationend', function() {});`."
-              }
-            ],
-            "firefox": [
-              {
-                "version_added": "51"
-              },
-              {
-                "version_added": "5",
-                "version_removed": "51",
-                "partial_implementation": true,
-                "notes": "The `onanimationend` event handler property is not supported. To listen to this event, use `document.addEventListener('animationend', function() {});`."
-              }
-            ],
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "10",
-              "partial_implementation": true,
-              "notes": "The `onanimationend` event handler property is not supported. To listen to this event, use `document.addEventListener('animationend', function() {});`."
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "9"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "animationiteration_event": {
-        "__compat": {
-          "description": "`animationiteration` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/animationiteration_event",
-          "spec_url": "https://drafts.csswg.org/css-animations/#eventdef-globaleventhandlers-animationiteration",
-          "tags": [
-            "web-features:web-animations"
-          ],
-          "support": {
-            "chrome": [
-              {
-                "version_added": "79"
-              },
-              {
-                "prefix": "webkit",
-                "version_added": "81"
-              },
-              {
-                "version_added": "43",
-                "version_removed": "79",
-                "partial_implementation": true,
-                "notes": "The `onanimationiteration` event handler property is not supported. To listen to this event, use `document.addEventListener('animationiteration', function() {});`."
-              }
-            ],
-            "chrome_android": "mirror",
-            "edge": [
-              {
-                "version_added": "18"
-              },
-              {
-                "prefix": "webkit",
-                "version_added": "81"
-              },
-              {
-                "version_added": "12",
-                "version_removed": "18",
-                "partial_implementation": true,
-                "notes": "The `onanimationiteration` event handler property is not supported. To listen to this event, use `document.addEventListener('animationiteration', function() {});`."
-              }
-            ],
-            "firefox": [
-              {
-                "version_added": "51"
-              },
-              {
-                "version_added": "5",
-                "version_removed": "51",
-                "partial_implementation": true,
-                "notes": "The `onanimationiteration` event handler property is not supported. To listen to this event, use `document.addEventListener('animationiteration', function() {});`."
-              }
-            ],
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "10",
-              "partial_implementation": true,
-              "notes": "The `onanimationiteration` event handler property is not supported. To listen to this event, use `document.addEventListener('animationiteration', function() {});`."
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "9"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "animationstart_event": {
-        "__compat": {
-          "description": "`animationstart` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/animationstart_event",
-          "spec_url": "https://drafts.csswg.org/css-animations/#eventdef-globaleventhandlers-animationstart",
-          "tags": [
-            "web-features:web-animations"
-          ],
-          "support": {
-            "chrome": [
-              {
-                "version_added": "79"
-              },
-              {
-                "prefix": "webkit",
-                "version_added": "81"
-              },
-              {
-                "version_added": "43",
-                "version_removed": "79",
-                "partial_implementation": true,
-                "notes": "The `onanimationstart` event handler property is not supported. To listen to this event, use `document.addEventListener('animationstart', function() {});`."
-              }
-            ],
-            "chrome_android": "mirror",
-            "edge": [
-              {
-                "version_added": "18"
-              },
-              {
-                "prefix": "webkit",
-                "version_added": "81"
-              },
-              {
-                "version_added": "12",
-                "version_removed": "18",
-                "partial_implementation": true,
-                "notes": "The `onanimationstart` event handler property is not supported. To listen to this event, use `document.addEventListener('animationstart', function() {});`."
-              }
-            ],
-            "firefox": [
-              {
-                "version_added": "51"
-              },
-              {
-                "version_added": "5",
-                "version_removed": "51",
-                "partial_implementation": true,
-                "notes": "The `onanimationstart` event handler property is not supported. To listen to this event, use `document.addEventListener('animationstart', function() {});`."
-              }
-            ],
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "10",
-              "partial_implementation": true,
-              "notes": "The `onanimationstart` event handler property is not supported. To listen to this event, use `document.addEventListener('animationstart', function() {});`."
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "9"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "append": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/append",
-          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-parentnode-appendâ‘ ",
-          "tags": [
-            "web-features:dom"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "54"
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "17"
-            },
-            "firefox": {
-              "version_added": "49"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "10"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "ariaActiveDescendantElement": {
-        "__compat": {
-          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariaactivedescendantelement",
-          "tags": [
-            "web-features:aria-attribute-reflection"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "135"
-            },
-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": "136"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "16.4"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
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-        }
-      },
-      "ariaAtomic": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaAtomic",
-          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariaatomic",
-          "tags": [
-            "web-features:aria-attribute-reflection"
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-          "support": {
-            "chrome": {
-              "version_added": "81"
-            },
-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": "119"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "12.1"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
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-        }
-      },
-      "ariaAutoComplete": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaAutoComplete",
-          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariaautocomplete",
-          "tags": [
-            "web-features:aria-attribute-reflection"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "81"
-            },
-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": "119"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "12.1"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "ariaBrailleLabel": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaBrailleLabel",
-          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariabraillelabel",
-          "tags": [
-            "web-features:aria-attribute-reflection"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "107"
-            },
-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": "125"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "18"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "ariaBrailleRoleDescription": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaBrailleRoleDescription",
-          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariabrailleroledescription",
-          "tags": [
-            "web-features:aria-attribute-reflection"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "107"
-            },
-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": "125"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "18"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "ariaBusy": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaBusy",
-          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariabusy",
-          "tags": [
-            "web-features:aria-attribute-reflection"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "81"
-            },
-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": "119"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "12.1"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "ariaChecked": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaChecked",
-          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariachecked",
-          "tags": [
-            "web-features:aria-attribute-reflection"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "81"
-            },
-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": "119"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "12.1"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "ariaColCount": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaColCount",
-          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariacolcount",
-          "tags": [
-            "web-features:aria-attribute-reflection"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "81"
-            },
-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": "119"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "12.1"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "ariaColIndex": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaColIndex",
-          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariacolindex",
-          "tags": [
-            "web-features:aria-attribute-reflection"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "81"
-            },
-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": "119"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "12.1"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "ariaColIndexText": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaColIndexText",
-          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariacolindextext",
-          "tags": [
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-          "support": {
-            "chrome": {
-              "version_added": "128"
-            },
-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": "119"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": false
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "ariaColSpan": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaColSpan",
-          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariacolspan",
-          "tags": [
-            "web-features:aria-attribute-reflection"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "81"
-            },
-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": "119"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "12.1"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "ariaControlsElements": {
-        "__compat": {
-          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariacontrolselements",
-          "tags": [
-            "web-features:aria-attribute-reflection"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "135"
-            },
-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": "136"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "16.4"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "ariaCurrent": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaCurrent",
-          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariacurrent",
-          "tags": [
-            "web-features:aria-attribute-reflection"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "81"
-            },
-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": "119"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "12.1"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "ariaDescribedByElements": {
-        "__compat": {
-          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariadescribedbyelements",
-          "tags": [
-            "web-features:aria-attribute-reflection"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "135"
-            },
-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": "136"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "16.4"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "ariaDescription": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaDescription",
-          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariadescription",
-          "tags": [
-            "web-features:aria-attribute-reflection"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "83"
-            },
-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": "119"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "17.4"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "ariaDetailsElements": {
-        "__compat": {
-          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariadetailselements",
-          "tags": [
-            "web-features:aria-attribute-reflection"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "135"
-            },
-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": "136"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "16.4"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "ariaDisabled": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaDisabled",
-          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariadisabled",
-          "tags": [
-            "web-features:aria-attribute-reflection"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "81"
-            },
-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": "119"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "12.1"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "ariaErrorMessageElements": {
-        "__compat": {
-          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariaerrormessageelements",
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-              "version_added": "8"
-            },
-            "opera_android": {
-              "version_added": "10.1"
-            },
-            "safari": {
-              "version_added": "1"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
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-      },
-      "auxclick_event": {
-        "__compat": {
-          "description": "`auxclick` event",
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-          "spec_url": [
-            "https://w3c.github.io/uievents/#event-type-auxclick",
-            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-onauxclick"
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-          "tags": [
-            "web-features:mouse-events"
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-          "support": {
-            "chrome": {
-              "version_added": "55"
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-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": "53",
-              "notes": "Starting in Firefox 68, the `auxclick` event is used to trigger the _new tab on middle-click_ action; previously, this had been done with the `click` event. Apps can prevent middle-click from opening new tabs (or middle-click to paste, if that feature is enabled) by intercepting `auxclick` on links, and `auxclick` event handlers can now open popups without triggering the popup blocker."
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-            "firefox_android": {
-              "version_added": "53"
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-            "ie": {
-              "version_added": false
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-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "18.2"
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-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
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-            "description": "Is a `PointerEvent`",
-            "tags": [
-              "web-features:pointer-events-api"
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-            "support": {
-              "chrome": {
-                "version_added": "92"
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-              "chrome_android": "mirror",
-              "edge": "mirror",
-              "firefox": {
-                "version_added": false,
-                "impl_url": "https://bugzil.la/1675847"
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-              "firefox_android": "mirror",
-              "ie": {
-                "version_added": false
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-              "oculus": "mirror",
-              "opera": "mirror",
-              "opera_android": "mirror",
-              "safari": {
-                "version_added": false,
-                "impl_url": "https://webkit.org/b/218665"
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-              "safari_ios": "mirror",
-              "samsunginternet_android": "mirror",
-              "webview_android": "mirror",
-              "webview_ios": "mirror"
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-            "status": {
-              "experimental": true,
-              "standard_track": true,
-              "deprecated": false
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-      "before": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/before",
-          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-childnode-beforeâ‘ ",
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-            "web-features:dom"
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-            "chrome": {
-              "version_added": "54"
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-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "17"
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-            "firefox": {
-              "version_added": "49"
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-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
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-            "oculus": "mirror",
-            "opera": {
-              "version_added": "39"
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-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "10"
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-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
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-      },
-      "beforeinput_event": {
-        "__compat": {
-          "description": "`beforeinput` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/beforeinput_event",
-          "spec_url": "https://w3c.github.io/uievents/#event-type-beforeinput",
-          "tags": [
-            "web-features:input-event"
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-          "support": {
-            "chrome": {
-              "version_added": "60"
-            },
-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": "87"
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-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
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-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "10.1"
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-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
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-      "beforematch_event": {
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-          "description": "`beforematch` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/beforematch_event",
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-          "tags": [
-            "web-features:hidden-until-found"
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-            "chrome": {
-              "version_added": "102"
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-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": false
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-            "firefox_android": "mirror",
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-              "version_added": false
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-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": false
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-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": true,
-            "standard_track": true,
-            "deprecated": false
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-      "beforescriptexecute_event": {
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-          "description": "`beforescriptexecute` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/beforescriptexecute_event",
-          "support": {
-            "chrome": {
-              "version_added": false
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-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": "2"
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-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
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-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": false
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": false,
-            "deprecated": true
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-        "__compat": {
-          "description": "`beforexrselect` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/beforexrselect_event",
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-          "tags": [
-            "web-features:webxr-dom-overlays"
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-          "support": {
-            "chrome": {
-              "version_added": "83"
-            },
-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": false
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-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": false
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": {
-              "version_added": false,
-              "impl_url": "https://crbug.com/40652382"
-            },
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": true,
-            "standard_track": true,
-            "deprecated": false
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-        }
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-      "blur_event": {
-        "__compat": {
-          "description": "`blur` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/blur_event",
-          "spec_url": [
-            "https://w3c.github.io/uievents/#event-type-blur",
-            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-onblur"
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-            "web-features:focus-events"
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-            "chrome": {
-              "version_added": "1"
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12"
-            },
-            "firefox": [
-              {
-                "version_added": "24"
-              },
-              {
-                "version_added": "6",
-                "version_removed": "24",
-                "notes": "The interface for this event is [`Event`](https://developer.mozilla.org/docs/Web/API/Event), not [`FocusEvent`](https://developer.mozilla.org/docs/Web/API/FocusEvent)."
-              }
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-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "9"
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-            "oculus": "mirror",
-            "opera": {
-              "version_added": "11.6"
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-              "version_added": "12.1"
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-              "version_added": "3.1"
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-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
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-          "status": {
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-            "standard_track": true,
-            "deprecated": false
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-      "checkVisibility": {
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-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/checkVisibility",
-          "spec_url": "https://drafts.csswg.org/cssom-view-1/#dom-element-checkvisibility",
-          "tags": [
-            "web-features:check-visibility"
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-          "support": {
-            "chrome": {
-              "version_added": "105"
-            },
-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": "106"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
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-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "17.4"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
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-        },
-        "options_checkOpacity_parameter": {
-          "__compat": {
-            "description": "`options.checkOpacity` parameter",
-            "spec_url": "https://drafts.csswg.org/cssom-view-1/#dictdef-checkvisibilityoptions",
-            "tags": [
-              "web-features:check-visibility"
-            ],
-            "support": {
-              "chrome": {
-                "version_added": "105"
-              },
-              "chrome_android": "mirror",
-              "edge": "mirror",
-              "firefox": {
-                "version_added": "106"
-              },
-              "firefox_android": "mirror",
-              "ie": {
-                "version_added": false
-              },
-              "oculus": "mirror",
-              "opera": "mirror",
-              "opera_android": "mirror",
-              "safari": {
-                "version_added": "17.4"
-              },
-              "safari_ios": "mirror",
-              "samsunginternet_android": "mirror",
-              "webview_android": "mirror",
-              "webview_ios": "mirror"
-            },
-            "status": {
-              "experimental": false,
-              "standard_track": true,
-              "deprecated": false
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-          }
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-        "options_checkVisibilityCSS_parameter": {
-          "__compat": {
-            "description": "`options.checkVisibilityCSS` parameter",
-            "spec_url": "https://drafts.csswg.org/cssom-view-1/#dictdef-checkvisibilityoptions",
-            "tags": [
-              "web-features:check-visibility"
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-            "support": {
-              "chrome": {
-                "version_added": "105"
-              },
-              "chrome_android": "mirror",
-              "edge": "mirror",
-              "firefox": {
-                "version_added": "106"
-              },
-              "firefox_android": "mirror",
-              "ie": {
-                "version_added": false
-              },
-              "oculus": "mirror",
-              "opera": "mirror",
-              "opera_android": "mirror",
-              "safari": {
-                "version_added": "17.4"
-              },
-              "safari_ios": "mirror",
-              "samsunginternet_android": "mirror",
-              "webview_android": "mirror",
-              "webview_ios": "mirror"
-            },
-            "status": {
-              "experimental": false,
-              "standard_track": true,
-              "deprecated": false
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-        },
-        "options_contentVisibilityAuto_parameter": {
-          "__compat": {
-            "description": "`options.contentVisibilityAuto` parameter",
-            "spec_url": "https://drafts.csswg.org/cssom-view-1/#dictdef-checkvisibilityoptions",
-            "tags": [
-              "web-features:check-visibility"
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-            "support": {
-              "chrome": {
-                "version_added": "121"
-              },
-              "chrome_android": "mirror",
-              "edge": "mirror",
-              "firefox": {
-                "version_added": "122"
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-              "firefox_android": "mirror",
-              "ie": {
-                "version_added": false
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-              "oculus": "mirror",
-              "opera": "mirror",
-              "opera_android": "mirror",
-              "safari": {
-                "version_added": "17.4"
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-              "safari_ios": "mirror",
-              "samsunginternet_android": "mirror",
-              "webview_android": "mirror",
-              "webview_ios": "mirror"
-            },
-            "status": {
-              "experimental": false,
-              "standard_track": true,
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-            "description": "`options.opacityProperty` parameter",
-            "spec_url": "https://drafts.csswg.org/cssom-view-1/#dictdef-checkvisibilityoptions",
-            "tags": [
-              "web-features:check-visibility"
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-            "support": {
-              "chrome": {
-                "version_added": "121"
-              },
-              "chrome_android": "mirror",
-              "edge": "mirror",
-              "firefox": {
-                "version_added": "122"
-              },
-              "firefox_android": "mirror",
-              "ie": {
-                "version_added": false
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-              "oculus": "mirror",
-              "opera": "mirror",
-              "opera_android": "mirror",
-              "safari": {
-                "version_added": "17.4"
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-              "safari_ios": "mirror",
-              "samsunginternet_android": "mirror",
-              "webview_android": "mirror",
-              "webview_ios": "mirror"
-            },
-            "status": {
-              "experimental": false,
-              "standard_track": true,
-              "deprecated": false
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-            "spec_url": "https://drafts.csswg.org/cssom-view-1/#dictdef-checkvisibilityoptions",
-            "tags": [
-              "web-features:check-visibility"
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-                "version_added": "121"
-              },
-              "chrome_android": "mirror",
-              "edge": "mirror",
-              "firefox": {
-                "version_added": "122"
-              },
-              "firefox_android": "mirror",
-              "ie": {
-                "version_added": false
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-              "oculus": "mirror",
-              "opera": "mirror",
-              "opera_android": "mirror",
-              "safari": {
-                "version_added": "17.4"
-              },
-              "safari_ios": "mirror",
-              "samsunginternet_android": "mirror",
-              "webview_android": "mirror",
-              "webview_ios": "mirror"
-            },
-            "status": {
-              "experimental": false,
-              "standard_track": true,
-              "deprecated": false
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-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/childElementCount",
-          "spec_url": "https://dom.spec.whatwg.org/#dom-parentnode-childelementcount",
-          "tags": [
-            "web-features:dom"
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-          "support": {
-            "chrome": {
-              "version_added": "2"
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12"
-            },
-            "firefox": {
-              "version_added": "3.5"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "9"
-            },
-            "oculus": "mirror",
-            "opera": {
-              "version_added": "10"
-            },
-            "opera_android": {
-              "version_added": "10.1"
-            },
-            "safari": {
-              "version_added": "4"
-            },
-            "safari_ios": {
-              "version_added": "3"
-            },
-            "samsunginternet_android": "mirror",
-            "webview_android": {
-              "version_added": "≤37"
-            },
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "children": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/children",
-          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-parentnode-childrenâ‘ ",
-          "tags": [
-            "web-features:dom"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "1"
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12"
-            },
-            "firefox": {
-              "version_added": "3.5"
-            },
-            "firefox_android": "mirror",
-            "ie": [
-              {
-                "version_added": "9"
-              },
-              {
-                "version_added": "6",
-                "version_removed": "9",
-                "notes": "Also includes non-standard `HTMLCommentElement` nodes."
-              }
-            ],
-            "oculus": "mirror",
-            "opera": {
-              "version_added": "10"
-            },
-            "opera_android": {
-              "version_added": "10.1"
-            },
-            "safari": {
-              "version_added": "4"
-            },
-            "safari_ios": {
-              "version_added": "3"
-            },
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "classList": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/classList",
-          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-classlistâ‘ ",
-          "tags": [
-            "web-features:dom"
-          ],
-          "support": {
-            "chrome": [
-              {
-                "version_added": "22"
-              },
-              {
-                "version_added": "8",
-                "version_removed": "22",
-                "partial_implementation": true,
-                "notes": "Not supported for SVG elements."
-              }
-            ],
-            "chrome_android": "mirror",
-            "edge": [
-              {
-                "version_added": "16"
-              },
-              {
-                "version_added": "12",
-                "version_removed": "16",
-                "partial_implementation": true,
-                "notes": "Not supported for SVG elements."
-              }
-            ],
-            "firefox": {
-              "version_added": "3.6"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "10",
-              "partial_implementation": true,
-              "notes": "Not supported for SVG elements."
-            },
-            "oculus": "mirror",
-            "opera": {
-              "version_added": "11.5"
-            },
-            "opera_android": {
-              "version_added": "11.5"
-            },
-            "safari": [
-              {
-                "version_added": "7"
-              },
-              {
-                "version_added": "6",
-                "version_removed": "7",
-                "partial_implementation": true,
-                "notes": "Not supported for SVG elements."
-              }
-            ],
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": [
-              {
-                "version_added": "4.4"
-              },
-              {
-                "version_added": "3",
-                "version_removed": "4.4",
-                "partial_implementation": true,
-                "notes": "Not supported for SVG elements."
-              }
-            ],
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
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-      "className": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/className",
-          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-classnameâ‘ ",
-          "tags": [
-            "web-features:dom"
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-          "support": {
-            "chrome": [
-              {
-                "version_added": "22"
-              },
-              {
-                "version_added": "1",
-                "version_removed": "22",
-                "partial_implementation": true,
-                "notes": "Only supported for [`HTMLElement`](https://developer.mozilla.org/docs/Web/API/HTMLElement), not all `Element` objects, such as [`SVGElement`](https://developer.mozilla.org/docs/Web/API/SVGElement)."
-              }
-            ],
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12"
-            },
-            "firefox": {
-              "version_added": "1"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "5"
-            },
-            "oculus": "mirror",
-            "opera": {
-              "version_added": "8"
-            },
-            "opera_android": {
-              "version_added": "10.1"
-            },
-            "safari": {
-              "version_added": "1"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
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-        }
-      },
-      "click_event": {
-        "__compat": {
-          "description": "`click` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/click_event",
-          "spec_url": [
-            "https://w3c.github.io/uievents/#event-type-click",
-            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-onclick"
-          ],
-          "tags": [
-            "web-features:mouse-events"
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-          "support": {
-            "chrome": {
-              "version_added": "1"
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12"
-            },
-            "firefox": {
-              "version_added": "6",
-              "notes": "Beginning in Firefox 68, Firefox no longer incorrectly sends a `click` event for buttons other than the primary mouse button; previously, there were circumstances in which this would occur. One example: middle-clicking a link would send a `click` to the document's `<html>` element."
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-            "firefox_android": {
-              "version_added": "6"
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-            "ie": {
-              "version_added": "9"
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-            "oculus": "mirror",
-            "opera": {
-              "version_added": "11.6"
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-            "opera_android": {
-              "version_added": "12.1"
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-            "safari": {
-              "version_added": "3"
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-            "safari_ios": {
-              "version_added": "1"
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-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
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-        "type_pointerevent": {
-          "__compat": {
-            "description": "Is a `PointerEvent`",
-            "tags": [
-              "web-features:pointer-events-api"
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-            "support": {
-              "chrome": {
-                "version_added": "92"
-              },
-              "chrome_android": "mirror",
-              "edge": "mirror",
-              "firefox": {
-                "version_added": false,
-                "impl_url": "https://bugzil.la/1675847"
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-              "firefox_android": "mirror",
-              "ie": {
-                "version_added": false
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-              "oculus": "mirror",
-              "opera": "mirror",
-              "opera_android": "mirror",
-              "safari": {
-                "version_added": false,
-                "impl_url": "https://webkit.org/b/218665"
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-              "safari_ios": "mirror",
-              "samsunginternet_android": "mirror",
-              "webview_android": "mirror",
-              "webview_ios": "mirror"
-            },
-            "status": {
-              "experimental": true,
-              "standard_track": true,
-              "deprecated": false
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-          }
-        }
-      },
-      "clientHeight": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/clientHeight",
-          "spec_url": "https://drafts.csswg.org/cssom-view/#dom-element-clientheight",
-          "tags": [
-            "web-features:dom"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "1"
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12"
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-            "firefox": {
-              "version_added": "1"
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-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "5"
-            },
-            "oculus": "mirror",
-            "opera": {
-              "version_added": "8"
-            },
-            "opera_android": {
-              "version_added": "10.1"
-            },
-            "safari": {
-              "version_added": "3"
-            },
-            "safari_ios": {
-              "version_added": "1"
-            },
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "clientLeft": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/clientLeft",
-          "spec_url": "https://drafts.csswg.org/cssom-view/#dom-element-clientleft",
-          "tags": [
-            "web-features:dom"
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-          "support": {
-            "chrome": {
-              "version_added": "1"
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12"
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-            "firefox": {
-              "version_added": "3"
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-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "5"
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-            "oculus": "mirror",
-            "opera": {
-              "version_added": "8"
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-            "opera_android": {
-              "version_added": "10.1"
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-            "safari": {
-              "version_added": "3"
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-            "safari_ios": {
-              "version_added": "1"
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-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
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-      "clientTop": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/clientTop",
-          "spec_url": "https://drafts.csswg.org/cssom-view/#dom-element-clienttop",
-          "tags": [
-            "web-features:dom"
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-          "support": {
-            "chrome": {
-              "version_added": "1"
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-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12"
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-            "firefox": {
-              "version_added": "3"
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-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "5"
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-            "oculus": "mirror",
-            "opera": {
-              "version_added": "8"
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-            "opera_android": {
-              "version_added": "10.1"
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-            "safari": {
-              "version_added": "3"
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-            "safari_ios": {
-              "version_added": "1"
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-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
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-      "clientWidth": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/clientWidth",
-          "spec_url": "https://drafts.csswg.org/cssom-view/#dom-element-clientwidth",
-          "tags": [
-            "web-features:dom"
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-          "support": {
-            "chrome": {
-              "version_added": "1"
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-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12"
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-            "firefox": {
-              "version_added": "1"
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-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "5"
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-            "oculus": "mirror",
-            "opera": {
-              "version_added": "8"
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-            "opera_android": {
-              "version_added": "10.1"
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-            "safari": {
-              "version_added": "3"
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-            "safari_ios": {
-              "version_added": "1"
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-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
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-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
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-      "closest": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/closest",
-          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-closestâ‘ ",
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-            "web-features:dom"
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-          "support": {
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-              "version_added": "41"
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-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "15"
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-              "version_added": "35"
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-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
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-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "6"
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-            "safari_ios": {
-              "version_added": "9"
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-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
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-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
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-      "compositionend_event": {
-        "__compat": {
-          "description": "`compositionend` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/compositionend_event",
-          "spec_url": "https://w3c.github.io/uievents/#event-type-compositionend",
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-            "web-features:composition-events"
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-          "support": {
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-              "version_added": "15"
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-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12"
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-            "firefox": {
-              "version_added": "9"
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-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "11"
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-            "oculus": "mirror",
-            "opera": {
-              "version_added": "≤15"
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-            "opera_android": {
-              "version_added": "≤14"
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-            "safari": {
-              "version_added": "5"
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-            "safari_ios": {
-              "version_added": "5"
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-            "samsunginternet_android": "mirror",
-            "webview_android": {
-              "version_added": "≤37"
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-            "webview_ios": "mirror"
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-          "status": {
-            "experimental": false,
-            "standard_track": true,
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-      "compositionstart_event": {
-        "__compat": {
-          "description": "`compositionstart` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/compositionstart_event",
-          "spec_url": "https://w3c.github.io/uievents/#event-type-compositionstart",
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-            "web-features:composition-events"
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-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12"
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-              "version_added": "9"
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-              "version_added": "11"
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-              "version_added": "≤15"
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-              "version_added": "≤14"
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-              "version_added": "5"
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-            "safari_ios": {
-              "version_added": "5"
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-              "version_added": "≤37"
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-              "version_added": "5"
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-            "safari_ios": {
-              "version_added": "5"
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-            "samsunginternet_android": "mirror",
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-              "version_added": "≤37"
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-          "status": {
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-            "standard_track": true,
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-            "edge": "mirror",
-            "firefox": {
-              "version_added": false,
-              "impl_url": "https://bugzil.la/1278697"
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-            "firefox_android": "mirror",
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-              "version_added": false
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-              "version_added": "16.4"
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-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
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-          "status": {
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-            "standard_track": true,
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-          "description": "`contentvisibilityautostatechange` event",
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-            "edge": "mirror",
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-                "version_added": "124",
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-                "partial_implementation": true,
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-            "safari": {
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-            "samsunginternet_android": "mirror",
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-            "standard_track": true,
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-          "description": "`contextmenu` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/contextmenu_event",
-          "spec_url": "https://w3c.github.io/uievents/#event-type-contextmenu",
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-              "impl_url": "https://webkit.org/b/213953"
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-                "version_added": false
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-              "opera_android": "mirror",
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-                "impl_url": "https://webkit.org/b/218665"
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-              "samsunginternet_android": "mirror",
-              "webview_android": "mirror",
-              "webview_ios": "mirror"
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-            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-oncopy"
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-            "ie": {
-              "version_added": "9",
-              "notes": "Before Internet Explorer 9, this event is not supported via `addEventListener`; however, the event handler is supported since IE 5.5. The event can be listened to via `element.oncopy`."
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-            "oculus": "mirror",
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-              "version_added": "≤12.1"
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-            "opera_android": {
-              "version_added": "≤12.1"
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-              "version_added": "3"
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-              "version_added": "3"
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-          "status": {
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-      "currentCSSZoom": {
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-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/currentCSSZoom",
-          "spec_url": "https://drafts.csswg.org/cssom-view/#dom-element-currentcsszoom",
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-            "web-features:dom"
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-              "version_added": "128"
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-            "safari": {
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-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
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-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "cut_event": {
-        "__compat": {
-          "description": "`cut` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/cut_event",
-          "spec_url": [
-            "https://w3c.github.io/clipboard-apis/#clipboard-event-cut",
-            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-oncut"
-          ],
-          "tags": [
-            "web-features:clipboard-events"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "1"
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12"
-            },
-            "firefox": {
-              "version_added": "22"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "9",
-              "notes": "Before Internet Explorer 9, this event is not supported via `addEventListener`; however, the event handler is supported since IE 5.5. The event can be listened to via `element.oncopy`."
-            },
-            "oculus": "mirror",
-            "opera": {
-              "version_added": "≤12.1"
-            },
-            "opera_android": {
-              "version_added": "≤12.1"
-            },
-            "safari": {
-              "version_added": "3"
-            },
-            "safari_ios": {
-              "version_added": "3"
-            },
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "dblclick_event": {
-        "__compat": {
-          "description": "`dblclick` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/dblclick_event",
-          "spec_url": [
-            "https://w3c.github.io/uievents/#event-type-dblclick",
-            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-ondblclick"
-          ],
-          "tags": [
-            "web-features:mouse-events"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "1"
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12"
-            },
-            "firefox": {
-              "version_added": "6",
-              "notes": "Starting in Firefox 68, `dblclick` events are only sent for the primary mouse button, per the specification."
-            },
-            "firefox_android": {
-              "version_added": "6"
-            },
-            "ie": {
-              "version_added": "8"
-            },
-            "oculus": "mirror",
-            "opera": {
-              "version_added": "11.6"
-            },
-            "opera_android": {
-              "version_added": "12.1"
-            },
-            "safari": {
-              "version_added": "3"
-            },
-            "safari_ios": {
-              "version_added": "1"
-            },
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "elementTiming": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/elementTiming",
-          "spec_url": "https://w3c.github.io/element-timing/#dom-element-elementtiming",
-          "tags": [
-            "web-features:element-timing"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "77"
-            },
-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": false
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": false
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": true,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "firstElementChild": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/firstElementChild",
-          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-parentnode-firstelementchildâ‘ ",
-          "tags": [
-            "web-features:dom"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "2"
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12"
-            },
-            "firefox": {
-              "version_added": "3.5"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "9"
-            },
-            "oculus": "mirror",
-            "opera": {
-              "version_added": "10"
-            },
-            "opera_android": {
-              "version_added": "10.1"
-            },
-            "safari": {
-              "version_added": "4"
-            },
-            "safari_ios": {
-              "version_added": "3"
-            },
-            "samsunginternet_android": "mirror",
-            "webview_android": {
-              "version_added": "≤37"
-            },
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "focus_event": {
-        "__compat": {
-          "description": "`focus` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/focus_event",
-          "spec_url": [
-            "https://w3c.github.io/uievents/#event-type-focus",
-            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-onfocus"
-          ],
-          "tags": [
-            "web-features:focus-events"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "1"
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12"
-            },
-            "firefox": [
-              {
-                "version_added": "24"
-              },
-              {
-                "version_added": "6",
-                "version_removed": "24",
-                "partial_implementation": true,
-                "notes": "The interface for this event is [`Event`](https://developer.mozilla.org/docs/Web/API/Event), not [`FocusEvent`](https://developer.mozilla.org/docs/Web/API/FocusEvent)."
-              }
-            ],
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "9"
-            },
-            "oculus": "mirror",
-            "opera": {
-              "version_added": "11.6"
-            },
-            "opera_android": {
-              "version_added": "12.1"
-            },
-            "safari": {
-              "version_added": "3.1"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "focusin_event": {
-        "__compat": {
-          "description": "`focusin` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/focusin_event",
-          "spec_url": "https://w3c.github.io/uievents/#event-type-focusin",
-          "tags": [
-            "web-features:focus-events"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "1",
-              "partial_implementation": true,
-              "notes": "The `onfocusin` event handler property is not supported. To listen to this event, use `element.addEventListener('focusin', function() {});`."
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12",
-              "partial_implementation": true,
-              "notes": "The `onfocusin` event handler property is not supported. To listen to this event, use `element.addEventListener('focusin', function() {});`."
-            },
-            "firefox": {
-              "version_added": "52",
-              "partial_implementation": true,
-              "notes": "The `onfocusin` event handler property is not supported. To listen to this event, use `element.addEventListener('focusin', function() {});`."
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "9"
-            },
-            "oculus": "mirror",
-            "opera": {
-              "version_added": "11.6"
-            },
-            "opera_android": {
-              "version_added": "12.1"
-            },
-            "safari": {
-              "version_added": "5"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": {
-              "version_added": "≤37"
-            },
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "focusout_event": {
-        "__compat": {
-          "description": "`focusout` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/focusout_event",
-          "spec_url": "https://w3c.github.io/uievents/#event-type-focusout",
-          "tags": [
-            "web-features:focus-events"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "1",
-              "partial_implementation": true,
-              "notes": "The `onfocusout` event handler property is not supported. To listen to this event, use `element.addEventListener('focusout', function() {});`."
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12",
-              "partial_implementation": true,
-              "notes": "The `onfocusout` event handler property is not supported. To listen to this event, use `element.addEventListener('focusout', function() {});`."
-            },
-            "firefox": {
-              "version_added": "52",
-              "partial_implementation": true,
-              "notes": "The `onfocusout` event handler property is not supported. To listen to this event, use `element.addEventListener('focusout', function() {});`."
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "9"
-            },
-            "oculus": "mirror",
-            "opera": {
-              "version_added": "11.6"
-            },
-            "opera_android": {
-              "version_added": "12.1"
-            },
-            "safari": {
-              "version_added": "5"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": {
-              "version_added": "≤37"
-            },
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "fullscreenchange_event": {
-        "__compat": {
-          "description": "`fullscreenchange` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/fullscreenchange_event",
-          "spec_url": "https://fullscreen.spec.whatwg.org/#handler-document-onfullscreenchange",
-          "tags": [
-            "web-features:fullscreen"
-          ],
-          "support": {
-            "chrome": [
-              {
-                "version_added": "71"
-              },
-              {
-                "prefix": "webkit",
-                "version_added": "15"
-              }
-            ],
-            "chrome_android": "mirror",
-            "edge": [
-              {
-                "version_added": "79"
-              },
-              {
-                "prefix": "webkit",
-                "version_added": "12"
-              },
-              {
-                "version_added": "12",
-                "version_removed": "14"
-              }
-            ],
-            "firefox": [
-              {
-                "version_added": "64"
-              },
-              {
-                "prefix": "moz",
-                "version_added": "10"
-              }
-            ],
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": [
-              {
-                "version_added": "58"
-              },
-              {
-                "prefix": "webkit",
-                "version_added": "15"
-              },
-              {
-                "version_added": "12.1",
-                "version_removed": "15"
-              }
-            ],
-            "opera_android": [
-              {
-                "version_added": "50"
-              },
-              {
-                "prefix": "webkit",
-                "version_added": "14"
-              },
-              {
-                "version_added": "12.1",
-                "version_removed": "14"
-              }
-            ],
-            "safari": [
-              {
-                "version_added": "16.4"
-              },
-              {
-                "prefix": "webkit",
-                "version_added": "5.1"
-              }
-            ],
-            "safari_ios": [
-              {
-                "version_added": "16.4",
-                "partial_implementation": true,
-                "notes": [
-                  "Only available on iPad, not on iPhone.",
-                  "Shows an overlay button which can not be disabled. Swiping down exits fullscreen mode, making it unsuitable for some use cases like games."
-                ]
-              },
-              {
-                "prefix": "webkit",
-                "version_added": "12",
-                "partial_implementation": true,
-                "notes": "Only available on iPad, not on iPhone."
-              }
-            ],
-            "samsunginternet_android": "mirror",
-            "webview_android": [
-              {
-                "version_added": "71"
-              },
-              {
-                "prefix": "webkit",
-                "version_added": "≤37"
-              }
-            ],
-            "webview_ios": {
-              "version_added": false
-            }
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "fullscreenerror_event": {
-        "__compat": {
-          "description": "`fullscreenerror` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/fullscreenerror_event",
-          "spec_url": "https://fullscreen.spec.whatwg.org/#handler-document-onfullscreenerror",
-          "tags": [
-            "web-features:fullscreen"
-          ],
-          "support": {
-            "chrome": [
-              {
-                "version_added": "71"
-              },
-              {
-                "prefix": "webkit",
-                "version_added": "18"
-              }
-            ],
-            "chrome_android": "mirror",
-            "edge": [
-              {
-                "version_added": "79"
-              },
-              {
-                "prefix": "webkit",
-                "version_added": "12"
-              },
-              {
-                "version_added": "12",
-                "version_removed": "14"
-              }
-            ],
-            "firefox": [
-              {
-                "version_added": "64"
-              },
-              {
-                "prefix": "moz",
-                "version_added": "10"
-              }
-            ],
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": [
-              {
-                "version_added": "58"
-              },
-              {
-                "prefix": "webkit",
-                "version_added": "15"
-              },
-              {
-                "version_added": "12.1",
-                "version_removed": "15"
-              }
-            ],
-            "opera_android": [
-              {
-                "version_added": "50"
-              },
-              {
-                "prefix": "webkit",
-                "version_added": "14"
-              },
-              {
-                "version_added": "12.1",
-                "version_removed": "14"
-              }
-            ],
-            "safari": [
-              {
-                "version_added": "16.4"
-              },
-              {
-                "prefix": "webkit",
-                "version_added": "6"
-              }
-            ],
-            "safari_ios": [
-              {
-                "version_added": "16.4",
-                "partial_implementation": true,
-                "notes": [
-                  "Only available on iPad, not on iPhone.",
-                  "Shows an overlay button which can not be disabled. Swiping down exits fullscreen mode, making it unsuitable for some use cases like games."
-                ]
-              },
-              {
-                "prefix": "webkit",
-                "version_added": "12",
-                "partial_implementation": true,
-                "notes": "Only available on iPad, not on iPhone."
-              }
-            ],
-            "samsunginternet_android": "mirror",
-            "webview_android": [
-              {
-                "version_added": "71"
-              },
-              {
-                "prefix": "webkit",
-                "version_added": "≤37"
-              }
-            ],
-            "webview_ios": {
-              "version_added": false
-            }
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "gesturechange_event": {
-        "__compat": {
-          "description": "`gesturechange` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/gesturechange_event",
-          "support": {
-            "chrome": {
-              "version_added": false
-            },
-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": false
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": false
-            },
-            "safari_ios": {
-              "version_added": "2"
-            },
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": false,
-            "deprecated": false
-          }
-        }
-      },
-      "gestureend_event": {
-        "__compat": {
-          "description": "`gestureend` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/gestureend_event",
-          "support": {
-            "chrome": {
-              "version_added": false
-            },
-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": false
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": false
-            },
-            "safari_ios": {
-              "version_added": "2"
-            },
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": false,
-            "deprecated": false
-          }
-        }
-      },
-      "gesturestart_event": {
-        "__compat": {
-          "description": "`gesturestart` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/gesturestart_event",
-          "support": {
-            "chrome": {
-              "version_added": false
-            },
-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": false
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": false
-            },
-            "safari_ios": {
-              "version_added": "2"
-            },
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": false,
-            "deprecated": false
-          }
-        }
-      },
-      "getAnimations": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/getAnimations",
-          "spec_url": "https://drafts.csswg.org/web-animations-1/#dom-animatable-getanimations",
-          "tags": [
-            "web-features:web-animations"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "84"
-            },
-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": "75"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "13.1"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "getAttribute": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/getAttribute",
-          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-getattributeâ‘ ",
-          "tags": [
-            "web-features:dom"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "1"
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12"
-            },
-            "firefox": {
-              "version_added": "1"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "5"
-            },
-            "oculus": "mirror",
-            "opera": {
-              "version_added": "8"
-            },
-            "opera_android": {
-              "version_added": "10.1"
-            },
-            "safari": {
-              "version_added": "1"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "getAttributeNames": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/getAttributeNames",
-          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-getattributenamesâ‘ ",
-          "tags": [
-            "web-features:dom"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "61"
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "18"
-            },
-            "firefox": {
-              "version_added": "45"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "10.1"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "getAttributeNode": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/getAttributeNode",
-          "spec_url": "https://dom.spec.whatwg.org/#dom-element-getattributenode",
-          "tags": [
-            "web-features:dom"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "1"
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12"
-            },
-            "firefox": {
-              "version_added": "1"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "6"
-            },
-            "oculus": "mirror",
-            "opera": {
-              "version_added": "≤12.1"
-            },
-            "opera_android": {
-              "version_added": "≤12.1"
-            },
-            "safari": {
-              "version_added": "1"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "getAttributeNodeNS": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/getAttributeNodeNS",
-          "spec_url": "https://dom.spec.whatwg.org/#dom-element-getattributenodens",
-          "tags": [
-            "web-features:dom"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "1"
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12"
-            },
-            "firefox": {
-              "version_added": "1"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "9"
-            },
-            "oculus": "mirror",
-            "opera": {
-              "version_added": "≤12.1"
-            },
-            "opera_android": {
-              "version_added": "≤12.1"
-            },
-            "safari": {
-              "version_added": "1"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "getAttributeNS": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/getAttributeNS",
-          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-getattributensâ‘ ",
-          "tags": [
-            "web-features:dom"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "1"
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12"
-            },
-            "firefox": {
-              "version_added": "1",
-              "notes": "Starting in Firefox 13, `null` is always returned instead of the empty string, as per the DOM4 specification. Previously, there were cases in which an empty string could be returned."
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "9"
-            },
-            "oculus": "mirror",
-            "opera": {
-              "version_added": "≤12.1"
-            },
-            "opera_android": {
-              "version_added": "≤12.1"
-            },
-            "safari": {
-              "version_added": "1"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "getBoundingClientRect": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/getBoundingClientRect",
-          "spec_url": "https://drafts.csswg.org/cssom-view/#dom-element-getboundingclientrect",
-          "tags": [
-            "web-features:dom"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "2"
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12"
-            },
-            "firefox": {
-              "version_added": "3"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "4"
-            },
-            "oculus": "mirror",
-            "opera": {
-              "version_added": "9.5"
-            },
-            "opera_android": {
-              "version_added": "10.1"
-            },
-            "safari": {
-              "version_added": "4"
-            },
-            "safari_ios": {
-              "version_added": "3.2",
-              "notes": "Safari for iOS will modify the effective viewport based on the user zoom. This results in incorrect values whenever the user has zoomed."
-            },
-            "samsunginternet_android": "mirror",
-            "webview_android": {
-              "version_added": "2"
-            },
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "getBoxQuads": {
-        "__compat": {
-          "spec_url": "https://drafts.csswg.org/cssom-view/#dom-geometryutils-getboxquads",
-          "tags": [
-            "web-features:getboxquads"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": false
-            },
-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": "31",
-              "flags": [
-                {
-                  "type": "preference",
-                  "name": "layout.css.getBoxQuads.enabled",
-                  "value_to_set": "true"
-                }
-              ]
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": false
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": true,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "getClientRects": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/getClientRects",
-          "spec_url": "https://drafts.csswg.org/cssom-view/#dom-element-getclientrects",
-          "tags": [
-            "web-features:dom"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "2"
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12"
-            },
-            "firefox": {
-              "version_added": "3"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "5"
-            },
-            "oculus": "mirror",
-            "opera": {
-              "version_added": "9.5"
-            },
-            "opera_android": {
-              "version_added": "10.1"
-            },
-            "safari": {
-              "version_added": "4"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": {
-              "version_added": "2"
-            },
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "getElementsByClassName": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/getElementsByClassName",
-          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-getelementsbyclassname",
-          "tags": [
-            "web-features:dom"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "1"
-            },
-            "chrome_android": "mirror",
-            "edge": [
-              {
-                "version_added": "16"
-              },
-              {
-                "version_added": "12",
-                "version_removed": "16",
-                "partial_implementation": true,
-                "notes": "Only supported for [`HTMLElement`](https://developer.mozilla.org/docs/Web/API/HTMLElement), not all `Element` objects, such as [`SVGElement`](https://developer.mozilla.org/docs/Web/API/SVGElement)."
-              }
-            ],
-            "firefox": {
-              "version_added": "3",
-              "notes": "Before Firefox 19, this method was returning a `NodeList`; it was then changed to reflect the change in the spec."
-            },
-            "firefox_android": {
-              "version_added": "4"
-            },
-            "ie": {
-              "version_added": "9",
-              "partial_implementation": true,
-              "notes": "Only supported for [`HTMLElement`](https://developer.mozilla.org/docs/Web/API/HTMLElement), not all `Element` objects, such as [`SVGElement`](https://developer.mozilla.org/docs/Web/API/SVGElement)."
-            },
-            "oculus": "mirror",
-            "opera": {
-              "version_added": "9.5"
-            },
-            "opera_android": {
-              "version_added": "10.1"
-            },
-            "safari": {
-              "version_added": "3.1"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "getElementsByTagName": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/getElementsByTagName",
-          "spec_url": "https://dom.spec.whatwg.org/#dom-element-getelementsbytagname",
-          "tags": [
-            "web-features:dom"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "1",
-              "notes": "Initially, this method was returning a `NodeList`; it was then changed to reflect the spec change."
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12"
-            },
-            "firefox": {
-              "version_added": "1",
-              "notes": "Before Firefox 19, this method was returning a `NodeList`; it was then changed to reflect the change in the spec."
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "5.5"
-            },
-            "oculus": "mirror",
-            "opera": {
-              "version_added": "8",
-              "notes": "Initially, this method was returning a `NodeList`; it was then changed to reflect the spec change."
-            },
-            "opera_android": {
-              "version_added": "10.1"
-            },
-            "safari": {
-              "version_added": "1",
-              "notes": "Initially, this method was returning a `NodeList`; it was then changed to reflect the spec change."
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        },
-        "all_elements_selector": {
-          "__compat": {
-            "description": "`getElementsByTagName(\"*\")`",
-            "tags": [
-              "web-features:dom"
-            ],
-            "support": {
-              "chrome": {
-                "version_added": "1"
-              },
-              "chrome_android": "mirror",
-              "edge": {
-                "version_added": "12"
-              },
-              "firefox": {
-                "version_added": "1"
-              },
-              "firefox_android": "mirror",
-              "ie": {
-                "version_added": "6"
-              },
-              "oculus": "mirror",
-              "opera": {
-                "version_added": "≤15"
-              },
-              "opera_android": {
-                "version_added": "≤14"
-              },
-              "safari": {
-                "version_added": "1"
-              },
-              "safari_ios": "mirror",
-              "samsunginternet_android": "mirror",
-              "webview_android": "mirror",
-              "webview_ios": "mirror"
-            },
-            "status": {
-              "experimental": false,
-              "standard_track": true,
-              "deprecated": false
-            }
-          }
-        }
-      },
-      "getElementsByTagNameNS": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/getElementsByTagNameNS",
-          "spec_url": "https://dom.spec.whatwg.org/#dom-element-getelementsbytagnamens",
-          "tags": [
-            "web-features:dom"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "1",
-              "notes": "Initially, this method was returning a `NodeList`; it was then changed to reflect the spec change."
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12"
-            },
-            "firefox": {
-              "version_added": "1",
-              "notes": [
-                "The behavior of `element.getElementsByTagNameNS` changed between Firefox 3.5 and Firefox 3.6. In Firefox 3.5 and before, this function would automatically case-fold any queries so that a search for \"foo\" would match \"Foo\" or \"foo\". In Firefox 3.6 and later this function is now case-sensitive so that a query for \"foo\" will only match \"foo\" and not \"Foo\". For more background on this, please see the [comment from Henri Sivonen about the change](https://bugzil.la/542185#c5). You can also look at the [relevant part of the standard, which states which parts of the API are case-sensitive and which parts aren't](https://developer.mozilla.org/docs/Case_Sensitivity_in_class_and_id_Names).",
-                "Before Firefox 19, this method was returning a `NodeList`; it was then changed to reflects the spec change."
-              ]
-            },
-            "firefox_android": {
-              "version_added": "4",
-              "notes": "Before Firefox 19, this method was returning a `NodeList`; it was then changed to reflects the spec change."
-            },
-            "ie": {
-              "version_added": "9"
-            },
-            "oculus": "mirror",
-            "opera": {
-              "version_added": "≤12.1",
-              "notes": "Initially, this method was returning a `NodeList`; it was then changed to reflect the spec change."
-            },
-            "opera_android": {
-              "version_added": "≤12.1",
-              "notes": "Initially, this method was returning a `NodeList`; it was then changed to reflect the spec change."
-            },
-            "safari": {
-              "version_added": "1",
-              "notes": "Initially, this method was returning a `NodeList`; it was then changed to reflect the spec change."
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        },
-        "all_elements_selector": {
-          "__compat": {
-            "description": "`getElementsByTagNameNS(namespaceURI, \"*\")`",
-            "tags": [
-              "web-features:dom"
-            ],
-            "support": {
-              "chrome": {
-                "version_added": "1"
-              },
-              "chrome_android": "mirror",
-              "edge": {
-                "version_added": "12"
-              },
-              "firefox": {
-                "version_added": "1"
-              },
-              "firefox_android": "mirror",
-              "ie": {
-                "version_added": "9"
-              },
-              "oculus": "mirror",
-              "opera": {
-                "version_added": "≤15"
-              },
-              "opera_android": {
-                "version_added": "≤14"
-              },
-              "safari": {
-                "version_added": "1"
-              },
-              "safari_ios": "mirror",
-              "samsunginternet_android": "mirror",
-              "webview_android": "mirror",
-              "webview_ios": "mirror"
-            },
-            "status": {
-              "experimental": false,
-              "standard_track": true,
-              "deprecated": false
-            }
-          }
-        }
-      },
-      "getHTML": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/getHTML",
-          "spec_url": "https://html.spec.whatwg.org/multipage/dynamic-markup-insertion.html#dom-element-gethtml",
-          "tags": [
-            "web-features:gethtml"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "125"
-            },
-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": "128"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "18"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "gotpointercapture_event": {
-        "__compat": {
-          "description": "`gotpointercapture` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/gotpointercapture_event",
-          "spec_url": [
-            "https://w3c.github.io/pointerevents/#the-gotpointercapture-event",
-            "https://w3c.github.io/pointerevents/#dom-globaleventhandlers-ongotpointercapture"
-          ],
-          "tags": [
-            "web-features:pointer-events-api"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "57"
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "17"
-            },
-            "firefox": {
-              "version_added": "59"
-            },
-            "firefox_android": {
-              "version_added": "79"
-            },
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "13"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "hasAttribute": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/hasAttribute",
-          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-hasattributeâ‘ ",
-          "tags": [
-            "web-features:dom"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "1"
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12"
-            },
-            "firefox": {
-              "version_added": "1"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "8"
-            },
-            "oculus": "mirror",
-            "opera": {
-              "version_added": "8"
-            },
-            "opera_android": {
-              "version_added": "10.1"
-            },
-            "safari": {
-              "version_added": "1"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "hasAttributeNS": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/hasAttributeNS",
-          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-hasattributensâ‘ ",
-          "tags": [
-            "web-features:dom"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "1"
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12"
-            },
-            "firefox": {
-              "version_added": "1"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "9"
-            },
-            "oculus": "mirror",
-            "opera": {
-              "version_added": "≤12.1"
-            },
-            "opera_android": {
-              "version_added": "≤12.1"
-            },
-            "safari": {
-              "version_added": "1"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "hasAttributes": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/hasAttributes",
-          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-hasattributesâ‘ ",
-          "tags": [
-            "web-features:dom"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "1"
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12"
-            },
-            "firefox": {
-              "version_added": "1",
-              "notes": "Before Firefox 35, it was implemented on the `Node` interface."
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "8"
-            },
-            "oculus": "mirror",
-            "opera": {
-              "version_added": "≤12.1"
-            },
-            "opera_android": {
-              "version_added": "≤12.1"
-            },
-            "safari": {
-              "version_added": "1"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "hasPointerCapture": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/hasPointerCapture",
-          "spec_url": "https://w3c.github.io/pointerevents/#dom-element-haspointercapture",
-          "tags": [
-            "web-features:pointer-events-api"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "55"
-            },
-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": "59"
-            },
-            "firefox_android": {
-              "version_added": "79"
-            },
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "13"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "id": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/id",
-          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-idâ‘ ",
-          "tags": [
-            "web-features:dom"
-          ],
-          "support": {
-            "chrome": [
-              {
-                "version_added": "23"
-              },
-              {
-                "version_added": "1",
-                "version_removed": "23",
-                "partial_implementation": true,
-                "notes": "Only supported for [`HTMLElement`](https://developer.mozilla.org/docs/Web/API/HTMLElement), not all `Element` objects, such as [`SVGElement`](https://developer.mozilla.org/docs/Web/API/SVGElement)."
-              }
-            ],
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12"
-            },
-            "firefox": {
-              "version_added": "1"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "5"
-            },
-            "oculus": "mirror",
-            "opera": {
-              "version_added": "≤12.1"
-            },
-            "opera_android": {
-              "version_added": "≤12.1"
-            },
-            "safari": {
-              "version_added": "1"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "innerHTML": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/innerHTML",
-          "spec_url": "https://html.spec.whatwg.org/multipage/dynamic-markup-insertion.html#dom-element-innerhtml",
-          "tags": [
-            "web-features:dom"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "1"
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12"
-            },
-            "firefox": {
-              "version_added": "1"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "4"
-            },
-            "oculus": "mirror",
-            "opera": {
-              "version_added": "8"
-            },
-            "opera_android": {
-              "version_added": "10.1"
-            },
-            "safari": {
-              "version_added": "1"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": {
-              "version_added": "1"
-            },
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        },
-        "accepts_TrustedHTML": {
-          "__compat": {
-            "description": "Can be set with a `TrustedHTML` instance",
-            "spec_url": "https://w3c.github.io/trusted-types/dist/spec/#dom-xss-injection-sinks",
-            "tags": [
-              "web-features:trusted-types"
-            ],
-            "support": {
-              "chrome": {
-                "version_added": "83"
-              },
-              "chrome_android": "mirror",
-              "edge": "mirror",
-              "firefox": {
-                "version_added": "135",
-                "flags": [
-                  {
-                    "type": "preference",
-                    "name": "dom.security.trusted_types.enabled",
-                    "value_to_set": "true"
-                  }
-                ]
-              },
-              "firefox_android": "mirror",
-              "ie": {
-                "version_added": false
-              },
-              "oculus": "mirror",
-              "opera": "mirror",
-              "opera_android": "mirror",
-              "safari": {
-                "version_added": "preview"
-              },
-              "safari_ios": "mirror",
-              "samsunginternet_android": "mirror",
-              "webview_android": "mirror",
-              "webview_ios": "mirror"
-            },
-            "status": {
-              "experimental": false,
-              "standard_track": true,
-              "deprecated": false
-            }
-          }
-        }
-      },
-      "input_event": {
-        "__compat": {
-          "description": "`input` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/input_event",
-          "spec_url": [
-            "https://w3c.github.io/uievents/#event-type-input",
-            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-oninput"
-          ],
-          "tags": [
-            "web-features:input-event"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "1"
-            },
-            "chrome_android": "mirror",
-            "edge": [
-              {
-                "version_added": "79"
-              },
-              {
-                "version_added": "12",
-                "version_removed": "79",
-                "partial_implementation": true,
-                "notes": "Not supported on `select`, `checkbox`, or `radio` inputs."
-              }
-            ],
-            "firefox": {
-              "version_added": "6"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "9",
-              "partial_implementation": true,
-              "notes": "Only supports `input` of type `text` and `password`."
-            },
-            "oculus": "mirror",
-            "opera": {
-              "version_added": "11.6"
-            },
-            "opera_android": {
-              "version_added": "12"
-            },
-            "safari": {
-              "version_added": "3.1"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "insertAdjacentElement": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/insertAdjacentElement",
-          "spec_url": "https://dom.spec.whatwg.org/#dom-element-insertadjacentelement",
-          "tags": [
-            "web-features:dom"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "1"
-            },
-            "chrome_android": "mirror",
-            "edge": [
-              {
-                "version_added": "17"
-              },
-              {
-                "version_added": "12",
-                "version_removed": "17",
-                "partial_implementation": true,
-                "notes": "Only supported for [`HTMLElement`](https://developer.mozilla.org/docs/Web/API/HTMLElement), not all `Element` objects, such as [`SVGElement`](https://developer.mozilla.org/docs/Web/API/SVGElement)."
-              }
-            ],
-            "firefox": {
-              "version_added": "48"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "5",
-              "partial_implementation": true,
-              "notes": "Only supported for [`HTMLElement`](https://developer.mozilla.org/docs/Web/API/HTMLElement), not all `Element` objects, such as [`SVGElement`](https://developer.mozilla.org/docs/Web/API/SVGElement)."
-            },
-            "oculus": "mirror",
-            "opera": {
-              "version_added": "8"
-            },
-            "opera_android": {
-              "version_added": "10.1"
-            },
-            "safari": {
-              "version_added": "3"
-            },
-            "safari_ios": {
-              "version_added": "1"
-            },
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "insertAdjacentHTML": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/insertAdjacentHTML",
-          "spec_url": "https://html.spec.whatwg.org/multipage/dynamic-markup-insertion.html#the-insertadjacenthtml()-method",
-          "tags": [
-            "web-features:dom"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "1"
-            },
-            "chrome_android": "mirror",
-            "edge": [
-              {
-                "version_added": "17"
-              },
-              {
-                "version_added": "12",
-                "version_removed": "17",
-                "partial_implementation": true,
-                "notes": "Only supported for [`HTMLElement`](https://developer.mozilla.org/docs/Web/API/HTMLElement), not all `Element` objects, such as [`SVGElement`](https://developer.mozilla.org/docs/Web/API/SVGElement)."
-              }
-            ],
-            "firefox": {
-              "version_added": "8"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "4",
-              "partial_implementation": true,
-              "notes": [
-                "Before Internet Explorer 10, throws an \"Invalid target element for this operation.\" error when called on a `<table>`, `<tbody>`, `<thead>`, or `<tr>` element.",
-                "Only supported for [`HTMLElement`](https://developer.mozilla.org/docs/Web/API/HTMLElement), not all `Element` objects, such as [`SVGElement`](https://developer.mozilla.org/docs/Web/API/SVGElement)."
-              ]
-            },
-            "oculus": "mirror",
-            "opera": {
-              "version_added": "8"
-            },
-            "opera_android": {
-              "version_added": "10.1"
-            },
-            "safari": {
-              "version_added": "4"
-            },
-            "safari_ios": {
-              "version_added": "4"
-            },
-            "samsunginternet_android": "mirror",
-            "webview_android": {
-              "version_added": "≤37"
-            },
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "insertAdjacentText": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/insertAdjacentText",
-          "spec_url": "https://dom.spec.whatwg.org/#dom-element-insertadjacenttext",
-          "tags": [
-            "web-features:dom"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "1"
-            },
-            "chrome_android": "mirror",
-            "edge": [
-              {
-                "version_added": "17"
-              },
-              {
-                "version_added": "12",
-                "version_removed": "17",
-                "partial_implementation": true,
-                "notes": "Only supported for [`HTMLElement`](https://developer.mozilla.org/docs/Web/API/HTMLElement), not all `Element` objects, such as [`SVGElement`](https://developer.mozilla.org/docs/Web/API/SVGElement)."
-              }
-            ],
-            "firefox": {
-              "version_added": "48"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "5",
-              "partial_implementation": true,
-              "notes": "Only supported for [`HTMLElement`](https://developer.mozilla.org/docs/Web/API/HTMLElement), not all `Element` objects, such as [`SVGElement`](https://developer.mozilla.org/docs/Web/API/SVGElement)."
-            },
-            "oculus": "mirror",
-            "opera": {
-              "version_added": "≤12.1"
-            },
-            "opera_android": {
-              "version_added": "≤12.1"
-            },
-            "safari": {
-              "version_added": "4"
-            },
-            "safari_ios": {
-              "version_added": "4"
-            },
-            "samsunginternet_android": "mirror",
-            "webview_android": {
-              "version_added": "2.2"
-            },
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "keydown_event": {
-        "__compat": {
-          "description": "`keydown` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/keydown_event",
-          "spec_url": [
-            "https://w3c.github.io/uievents/#event-type-keydown",
-            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-onkeydown"
-          ],
-          "tags": [
-            "web-features:keyboard-events"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "1"
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12"
-            },
-            "firefox": {
-              "version_added": "6"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "9"
-            },
-            "oculus": "mirror",
-            "opera": {
-              "version_added": "≤12.1"
-            },
-            "opera_android": {
-              "version_added": "≤12.1"
-            },
-            "safari": {
-              "version_added": "1.2"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "keypress_event": {
-        "__compat": {
-          "description": "`keypress` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/keypress_event",
-          "spec_url": [
-            "https://w3c.github.io/uievents/#event-type-keypress",
-            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-onkeypress"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "1",
-              "notes": "Chrome does not fire the `keypress` event for [known keyboard shortcuts](https://crbug.com/40879837#comment51). Which keyboard shortcuts are known depends on the user's system. Use the `keydown` event to implement keyboard shortcuts."
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12"
-            },
-            "firefox": {
-              "version_added": "6",
-              "notes": "As of Firefox 65, the `keypress` event is no longer fired for [non-printable keys](https://developer.mozilla.org/docs/Web/API/KeyboardEvent/keyCode#Non-printable_keys_(function_keys)), except for the Enter key, and the Shift + Enter and Ctrl + Enter key combinations (these were kept for cross-browser compatibility purposes)."
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "9"
-            },
-            "oculus": "mirror",
-            "opera": {
-              "version_added": "≤12.1",
-              "notes": "Opera does not fire the `keypress` event for [known keyboard shortcuts](https://crbug.com/40879837#comment51). Which keyboard shortcuts are known depends on the user's system. Use the `keydown` event to implement keyboard shortcuts."
-            },
-            "opera_android": {
-              "version_added": "≤12.1",
-              "notes": "Opera does not fire the `keypress` event for [known keyboard shortcuts](https://crbug.com/40879837#comment51). Which keyboard shortcuts are known depends on the user's system. Use the `keydown` event to implement keyboard shortcuts."
-            },
-            "safari": {
-              "version_added": "1.3"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": {
-              "version_added": "1",
-              "notes": "Chrome does not fire the `keypress` event for [known keyboard shortcuts](https://crbug.com/40879837#comment51). Which keyboard shortcuts are known depends on the user's system. Use the `keydown` event to implement keyboard shortcuts."
-            },
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": true
-          }
-        }
-      },
-      "keyup_event": {
-        "__compat": {
-          "description": "`keyup` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/keyup_event",
-          "spec_url": [
-            "https://w3c.github.io/uievents/#event-type-keyup",
-            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-onkeyup"
-          ],
-          "tags": [
-            "web-features:keyboard-events"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "1"
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12"
-            },
-            "firefox": {
-              "version_added": "6"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "9"
-            },
-            "oculus": "mirror",
-            "opera": {
-              "version_added": "≤12.1"
-            },
-            "opera_android": {
-              "version_added": "≤12.1"
-            },
-            "safari": {
-              "version_added": "1.2"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "lastElementChild": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/lastElementChild",
-          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-parentnode-lastelementchildâ‘ ",
-          "tags": [
-            "web-features:dom"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "2"
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12"
-            },
-            "firefox": {
-              "version_added": "3.5"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "9"
-            },
-            "oculus": "mirror",
-            "opera": {
-              "version_added": "10"
-            },
-            "opera_android": {
-              "version_added": "10.1"
-            },
-            "safari": {
-              "version_added": "4"
-            },
-            "safari_ios": {
-              "version_added": "3"
-            },
-            "samsunginternet_android": "mirror",
-            "webview_android": {
-              "version_added": "≤37"
-            },
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "localName": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/localName",
-          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-localnameâ‘ ",
-          "tags": [
-            "web-features:dom"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "1"
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12"
-            },
-            "firefox": {
-              "version_added": "1"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "9"
-            },
-            "oculus": "mirror",
-            "opera": {
-              "version_added": "≤12.1"
-            },
-            "opera_android": {
-              "version_added": "≤12.1"
-            },
-            "safari": {
-              "version_added": "1"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "lostpointercapture_event": {
-        "__compat": {
-          "description": "`lostpointercapture` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/lostpointercapture_event",
-          "spec_url": [
-            "https://w3c.github.io/pointerevents/#the-lostpointercapture-event",
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-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "9",
-              "notes": [
-                "Before Internet Explorer 11, copying files does not trigger the `paste` event.",
-                "Before Internet Explorer 9, this event is not supported via `addEventListener`; however, the event handler is supported since IE 5.5. The event can be listened to via `element.oncopy`."
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-            },
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-            },
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-              "version_added": "≤12.1"
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-              "version_added": "3"
-            },
-            "safari_ios": {
-              "version_added": "3"
-            },
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-              "version_added": "≤37"
-            },
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
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-      },
-      "pointercancel_event": {
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-          "description": "`pointercancel` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/pointercancel_event",
-          "spec_url": [
-            "https://w3c.github.io/pointerevents/#the-pointercancel-event",
-            "https://w3c.github.io/pointerevents/#dom-globaleventhandlers-onpointercancel"
-          ],
-          "tags": [
-            "web-features:pointer-events-api"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "55"
-            },
-            "chrome_android": "mirror",
-            "edge": [
-              {
-                "version_added": "12"
-              },
-              {
-                "prefix": "ms",
-                "version_added": "12",
-                "version_removed": "79"
-              }
-            ],
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-              "version_added": "59"
-            },
-            "firefox_android": {
-              "version_added": "79"
-            },
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-              {
-                "version_added": "11"
-              },
-              {
-                "prefix": "ms",
-                "version_added": "10"
-              }
-            ],
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "13"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "pointerdown_event": {
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-          "description": "`pointerdown` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/pointerdown_event",
-          "spec_url": [
-            "https://w3c.github.io/pointerevents/#the-pointerdown-event",
-            "https://w3c.github.io/pointerevents/#dom-globaleventhandlers-onpointerdown"
-          ],
-          "tags": [
-            "web-features:pointer-events-api"
-          ],
-          "support": {
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-              "version_added": "55"
-            },
-            "chrome_android": "mirror",
-            "edge": [
-              {
-                "version_added": "12"
-              },
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-                "prefix": "ms",
-                "version_added": "12",
-                "version_removed": "79"
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-              "version_added": "79"
-            },
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-                "version_added": "11"
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-                "version_added": "10"
-              }
-            ],
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-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "13"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "pointerenter_event": {
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-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/pointerenter_event",
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-            "https://w3c.github.io/pointerevents/#dom-globaleventhandlers-onpointerenter"
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-                "version_added": "12",
-                "version_removed": "79"
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-            "opera": "mirror",
-            "opera_android": "mirror",
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-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
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-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/pointerleave_event",
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-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "13"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
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-            "standard_track": true,
-            "deprecated": false
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-          "description": "`pointermove` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/pointermove_event",
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-            "https://w3c.github.io/pointerevents/#dom-globaleventhandlers-onpointermove"
-          ],
-          "tags": [
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-            },
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-                "version_added": "12"
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-                "version_added": "12",
-                "version_removed": "79"
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-            ],
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-            },
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-            ],
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
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-            "safari_ios": "mirror",
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-            "standard_track": true,
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-          "description": "`pointerout` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/pointerout_event",
-          "spec_url": [
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-            "https://w3c.github.io/pointerevents/#dom-globaleventhandlers-onpointerout"
-          ],
-          "tags": [
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-          "support": {
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-                "version_added": "12",
-                "version_removed": "79"
-              }
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-            },
-            "ie": [
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-              },
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-                "version_added": "10"
-              }
-            ],
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
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-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
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-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "pointerover_event": {
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-          "description": "`pointerover` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/pointerover_event",
-          "spec_url": [
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-            "https://w3c.github.io/pointerevents/#dom-globaleventhandlers-onpointerover"
-          ],
-          "tags": [
-            "web-features:pointer-events-api"
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-          "support": {
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-              "version_added": "55"
-            },
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-                "version_added": "12"
-              },
-              {
-                "prefix": "ms",
-                "version_added": "12",
-                "version_removed": "79"
-              }
-            ],
-            "firefox": {
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-            "firefox_android": {
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-            },
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-            "opera_android": "mirror",
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-            },
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-            "samsunginternet_android": "mirror",
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-            "webview_ios": "mirror"
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-            "standard_track": true,
-            "deprecated": false
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-      "pointerrawupdate_event": {
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-          "description": "`pointerrawupdate` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/pointerrawupdate_event",
-          "spec_url": [
-            "https://w3c.github.io/pointerevents/#the-pointerrawupdate-event",
-            "https://w3c.github.io/pointerevents/#dom-globaleventhandlers-onpointerrawupdate"
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-          "tags": [
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-          "support": {
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-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
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-            "firefox_android": "mirror",
-            "ie": {
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-            "oculus": "mirror",
-            "opera": "mirror",
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-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": true,
-            "standard_track": true,
-            "deprecated": false
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-        }
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-          "description": "`pointerup` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/pointerup_event",
-          "spec_url": [
-            "https://w3c.github.io/pointerevents/#the-pointerup-event",
-            "https://w3c.github.io/pointerevents/#dom-globaleventhandlers-onpointerup"
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-          "tags": [
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-          ],
-          "support": {
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-            },
-            "chrome_android": "mirror",
-            "edge": [
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-                "version_added": "12"
-              },
-              {
-                "prefix": "ms",
-                "version_added": "12",
-                "version_removed": "79"
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-            ],
-            "firefox": {
-              "version_added": "59"
-            },
-            "firefox_android": {
-              "version_added": "79"
-            },
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-                "version_added": "11"
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-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
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-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
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-            "deprecated": false
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-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/prefix",
-          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-prefixâ‘ ",
-          "tags": [
-            "web-features:dom"
-          ],
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-              "version_added": "1"
-            },
-            "chrome_android": "mirror",
-            "edge": {
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-            "firefox": {
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-            "firefox_android": "mirror",
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-            "opera_android": {
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-            },
-            "safari": {
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-            },
-            "safari_ios": "mirror",
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-            "standard_track": true,
-            "deprecated": false
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-        }
-      },
-      "prepend": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/prepend",
-          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-parentnode-prependâ‘ ",
-          "tags": [
-            "web-features:dom"
-          ],
-          "support": {
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-              "version_added": "54"
-            },
-            "chrome_android": "mirror",
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-              "version_added": false
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-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "10"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
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-            "standard_track": true,
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-          }
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-      "previousElementSibling": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/previousElementSibling",
-          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-nondocumenttypechildnode-previouselementsiblingâ‘¡",
-          "tags": [
-            "web-features:dom"
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-          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-parentnode-queryselectorallâ‘ ",
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-          "support": {
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-            },
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-          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-parentnode-queryselectorallâ‘ ",
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-            },
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-          ],
-          "support": {
-            "chrome": {
-              "version_added": "55"
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12"
-            },
-            "firefox": {
-              "version_added": "59"
-            },
-            "firefox_android": {
-              "version_added": "79"
-            },
-            "ie": [
-              {
-                "version_added": "11"
-              },
-              {
-                "prefix": "ms",
-                "version_added": "10"
-              }
-            ],
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "13"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "remove": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/remove",
-          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-childnode-removeâ‘ ",
-          "tags": [
-            "web-features:dom"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "24"
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12"
-            },
-            "firefox": {
-              "version_added": "23"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "7"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "removeAttribute": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/removeAttribute",
-          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-removeattributeâ‘ ",
-          "tags": [
-            "web-features:dom"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "1"
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12",
-              "notes": "This function doesn't respect boolean attributes' default values. See [bug 12087679](https://developer.microsoft.com/microsoft-edge/platform/issues/12087679/)."
-            },
-            "firefox": {
-              "version_added": "1"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "5"
-            },
-            "oculus": "mirror",
-            "opera": {
-              "version_added": "8"
-            },
-            "opera_android": {
-              "version_added": "10.1"
-            },
-            "safari": {
-              "version_added": "1"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "removeAttributeNode": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/removeAttributeNode",
-          "spec_url": "https://dom.spec.whatwg.org/#dom-element-removeattributenode",
-          "tags": [
-            "web-features:dom"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "1"
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12"
-            },
-            "firefox": {
-              "version_added": "1"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "6"
-            },
-            "oculus": "mirror",
-            "opera": {
-              "version_added": "≤12.1"
-            },
-            "opera_android": {
-              "version_added": "≤12.1"
-            },
-            "safari": {
-              "version_added": "1"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "removeAttributeNS": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/removeAttributeNS",
-          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-removeattributensâ‘ ",
-          "tags": [
-            "web-features:dom"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "1"
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12"
-            },
-            "firefox": {
-              "version_added": "1"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "9"
-            },
-            "oculus": "mirror",
-            "opera": {
-              "version_added": "≤12.1"
-            },
-            "opera_android": {
-              "version_added": "≤12.1"
-            },
-            "safari": {
-              "version_added": "1"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "replaceChildren": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/replaceChildren",
-          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-parentnode-replacechildrenâ‘ ",
-          "tags": [
-            "web-features:dom"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "86"
-            },
-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": "78"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "14"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "replaceWith": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/replaceWith",
-          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-childnode-replacewithâ‘ ",
-          "tags": [
-            "web-features:dom"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "54"
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "17"
-            },
-            "firefox": {
-              "version_added": "49"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": {
-              "version_added": "39"
-            },
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "10"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "requestFullscreen": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/requestFullscreen",
-          "spec_url": "https://fullscreen.spec.whatwg.org/#ref-for-dom-element-requestfullscreenâ‘ ",
-          "tags": [
-            "web-features:fullscreen"
-          ],
-          "support": {
-            "chrome": [
-              {
-                "version_added": "71"
-              },
-              {
-                "prefix": "webkit",
-                "version_added": "15"
-              }
-            ],
-            "chrome_android": "mirror",
-            "edge": [
-              {
-                "version_added": "79"
-              },
-              {
-                "prefix": "webkit",
-                "version_added": "12"
-              },
-              {
-                "version_added": "12",
-                "version_removed": "14"
-              }
-            ],
-            "firefox": [
-              {
-                "version_added": "64"
-              },
-              {
-                "alternative_name": "mozRequestFullScreen",
-                "version_added": "9",
-                "notes": "Before Firefox 44, Firefox incorrectly allowed elements inside a `<frame>` or `<object>` element to request, and to be granted, fullscreen. In Firefox 44 and onwards this has been fixed: only elements in the top-level document or in an `<iframe>` element with the `allowfullscreen` attribute can be displayed fullscreen."
-              }
-            ],
-            "firefox_android": "mirror",
-            "ie": {
-              "prefix": "ms",
-              "version_added": "11"
-            },
-            "oculus": "mirror",
-            "opera": [
-              {
-                "version_added": "58"
-              },
-              {
-                "prefix": "webkit",
-                "version_added": "15"
-              },
-              {
-                "version_added": "12.1",
-                "version_removed": "15"
-              }
-            ],
-            "opera_android": [
-              {
-                "version_added": "50"
-              },
-              {
-                "prefix": "webkit",
-                "version_added": "14"
-              },
-              {
-                "version_added": "12.1",
-                "version_removed": "14"
-              }
-            ],
-            "safari": [
-              {
-                "version_added": "16.4"
-              },
-              {
-                "prefix": "webkit",
-                "version_added": "5.1"
-              }
-            ],
-            "safari_ios": [
-              {
-                "version_added": "16.4",
-                "partial_implementation": true,
-                "notes": [
-                  "Only available on iPad, not on iPhone.",
-                  "Shows an overlay button which can not be disabled. Swiping down exits fullscreen mode, making it unsuitable for some use cases like games."
-                ]
-              },
-              {
-                "prefix": "webkit",
-                "version_added": "12",
-                "partial_implementation": true,
-                "notes": "Only available on iPad, not on iPhone. Shows an overlay button which can not be disabled."
-              }
-            ],
-            "samsunginternet_android": "mirror",
-            "webview_android": [
-              {
-                "version_added": "71"
-              },
-              {
-                "prefix": "webkit",
-                "version_added": "≤37"
-              }
-            ],
-            "webview_ios": {
-              "version_added": false
-            }
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        },
-        "options_navigationUI_parameter": {
-          "__compat": {
-            "description": "`options.navigationUI` parameter",
-            "spec_url": "https://fullscreen.spec.whatwg.org/#dom-fullscreenoptions-navigationui",
-            "tags": [
-              "web-features:fullscreen"
-            ],
-            "support": {
-              "chrome": {
-                "version_added": "71"
-              },
-              "chrome_android": "mirror",
-              "edge": "mirror",
-              "firefox": {
-                "version_added": false
-              },
-              "firefox_android": "mirror",
-              "ie": {
-                "version_added": false
-              },
-              "oculus": "mirror",
-              "opera": "mirror",
-              "opera_android": "mirror",
-              "safari": {
-                "version_added": "16.4"
-              },
-              "safari_ios": {
-                "version_added": false
-              },
-              "samsunginternet_android": "mirror",
-              "webview_android": "mirror",
-              "webview_ios": "mirror"
-            },
-            "status": {
-              "experimental": false,
-              "standard_track": true,
-              "deprecated": false
-            }
-          }
-        },
-        "options_screen_parameter": {
-          "__compat": {
-            "description": "`options.screen` parameter",
-            "spec_url": "https://w3c.github.io/window-management/#ref-for-dom-fullscreenoptions-screen",
-            "tags": [
-              "web-features:window-management"
-            ],
-            "support": {
-              "chrome": {
-                "version_added": "100"
-              },
-              "chrome_android": {
-                "version_added": false
-              },
-              "edge": "mirror",
-              "firefox": {
-                "version_added": false
-              },
-              "firefox_android": "mirror",
-              "ie": {
-                "version_added": false
-              },
-              "oculus": "mirror",
-              "opera": "mirror",
-              "opera_android": "mirror",
-              "safari": {
-                "version_added": false
-              },
-              "safari_ios": "mirror",
-              "samsunginternet_android": "mirror",
-              "webview_android": "mirror",
-              "webview_ios": "mirror"
-            },
-            "status": {
-              "experimental": true,
-              "standard_track": true,
-              "deprecated": false
-            }
-          }
-        },
-        "returns_promise": {
-          "__compat": {
-            "description": "Returns a `Promise`",
-            "tags": [
-              "web-features:fullscreen"
-            ],
-            "support": {
-              "chrome": {
-                "version_added": "71"
-              },
-              "chrome_android": "mirror",
-              "edge": "mirror",
-              "firefox": {
-                "version_added": "64"
-              },
-              "firefox_android": "mirror",
-              "ie": {
-                "version_added": false
-              },
-              "oculus": "mirror",
-              "opera": "mirror",
-              "opera_android": "mirror",
-              "safari": {
-                "version_added": "16.4"
-              },
-              "safari_ios": "mirror",
-              "samsunginternet_android": "mirror",
-              "webview_android": "mirror",
-              "webview_ios": {
-                "version_added": false
-              }
-            },
-            "status": {
-              "experimental": false,
-              "standard_track": true,
-              "deprecated": false
-            }
-          }
-        }
-      },
-      "requestPointerLock": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/requestPointerLock",
-          "spec_url": "https://w3c.github.io/pointerlock/#dom-element-requestpointerlock",
-          "tags": [
-            "web-features:pointer-lock"
-          ],
-          "support": {
-            "chrome": [
-              {
-                "version_added": "37",
-                "notes": "From version 92, returns a promise instead of `undefined`. The behavior reflects [a proposed specification change](https://github.com/w3c/pointerlock/pull/49)."
-              },
-              {
-                "prefix": "webkit",
-                "version_added": "22",
-                "version_removed": "38"
-              }
-            ],
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "13",
-              "notes": "From version 92, returns a promise instead of `undefined`. The behavior reflects [a proposed specification change](https://github.com/w3c/pointerlock/pull/49)."
-            },
-            "firefox": [
-              {
-                "version_added": "50"
-              },
-              {
-                "prefix": "moz",
-                "version_added": "14",
-                "version_removed": "50"
-              }
-            ],
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "10.1"
-            },
-            "safari_ios": {
-              "version_added": false
-            },
-            "samsunginternet_android": [
-              {
-                "version_added": "3.0",
-                "notes": "From version 16, returns a promise instead of `undefined`. The behavior reflects [a proposed specification change](https://github.com/w3c/pointerlock/pull/49)."
-              },
-              {
-                "prefix": "webkit",
-                "version_added": "1.5",
-                "version_removed": "3.0"
-              }
-            ],
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        },
-        "options_unadjustedMovement_parameter": {
-          "__compat": {
-            "description": "`options.unadjustedMovement` parameter",
-            "support": {
-              "chrome": {
-                "version_added": "88",
-                "notes": "Supported on macOS Catalina 10.15.1+, Windows, and ChromeOS. Not yet supported on Linux."
-              },
-              "chrome_android": "mirror",
-              "edge": "mirror",
-              "firefox": {
-                "version_added": false
-              },
-              "firefox_android": "mirror",
-              "ie": {
-                "version_added": false
-              },
-              "oculus": "mirror",
-              "opera": "mirror",
-              "opera_android": "mirror",
-              "safari": {
-                "version_added": false
-              },
-              "safari_ios": "mirror",
-              "samsunginternet_android": "mirror",
-              "webview_android": "mirror",
-              "webview_ios": "mirror"
-            },
-            "status": {
-              "experimental": true,
-              "standard_track": false,
-              "deprecated": false
-            }
-          }
-        }
-      },
-      "role": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/role",
-          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-role",
-          "tags": [
-            "web-features:aria-attribute-reflection"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "103"
-            },
-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": "119"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "12.1"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "scroll": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/scroll",
-          "spec_url": "https://drafts.csswg.org/cssom-view/#dom-element-scroll",
-          "tags": [
-            "web-features:scroll-elements"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "61"
-            },
-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": "36"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "10.1"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        },
-        "options_behavior_parameter": {
-          "__compat": {
-            "description": "`options.behavior` parameter",
-            "tags": [
-              "web-features:scroll-elements"
-            ],
-            "support": {
-              "chrome": {
-                "version_added": "61"
-              },
-              "chrome_android": "mirror",
-              "edge": "mirror",
-              "firefox": {
-                "version_added": "36"
-              },
-              "firefox_android": "mirror",
-              "ie": {
-                "version_added": false
-              },
-              "oculus": "mirror",
-              "opera": "mirror",
-              "opera_android": "mirror",
-              "safari": {
-                "version_added": "14"
-              },
-              "safari_ios": "mirror",
-              "samsunginternet_android": "mirror",
-              "webview_android": "mirror",
-              "webview_ios": "mirror"
-            },
-            "status": {
-              "experimental": false,
-              "standard_track": true,
-              "deprecated": false
-            }
-          }
-        },
-        "options_left_parameter": {
-          "__compat": {
-            "description": "`options.left` parameter",
-            "tags": [
-              "web-features:scroll-elements"
-            ],
-            "support": {
-              "chrome": {
-                "version_added": "61"
-              },
-              "chrome_android": "mirror",
-              "edge": "mirror",
-              "firefox": {
-                "version_added": "36"
-              },
-              "firefox_android": "mirror",
-              "ie": {
-                "version_added": false
-              },
-              "oculus": "mirror",
-              "opera": "mirror",
-              "opera_android": "mirror",
-              "safari": {
-                "version_added": "10.1"
-              },
-              "safari_ios": "mirror",
-              "samsunginternet_android": "mirror",
-              "webview_android": "mirror",
-              "webview_ios": "mirror"
-            },
-            "status": {
-              "experimental": false,
-              "standard_track": true,
-              "deprecated": false
-            }
-          }
-        },
-        "options_top_parameter": {
-          "__compat": {
-            "description": "`options.top` parameter",
-            "tags": [
-              "web-features:scroll-elements"
-            ],
-            "support": {
-              "chrome": {
-                "version_added": "61"
-              },
-              "chrome_android": "mirror",
-              "edge": "mirror",
-              "firefox": {
-                "version_added": "36"
-              },
-              "firefox_android": "mirror",
-              "ie": {
-                "version_added": false
-              },
-              "oculus": "mirror",
-              "opera": "mirror",
-              "opera_android": "mirror",
-              "safari": {
-                "version_added": "10.1"
-              },
-              "safari_ios": "mirror",
-              "samsunginternet_android": "mirror",
-              "webview_android": "mirror",
-              "webview_ios": "mirror"
-            },
-            "status": {
-              "experimental": false,
-              "standard_track": true,
-              "deprecated": false
-            }
-          }
-        }
-      },
-      "scroll_event": {
-        "__compat": {
-          "description": "`scroll` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/scroll_event",
-          "spec_url": [
-            "https://drafts.csswg.org/cssom-view/#eventdef-document-scroll",
-            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-onscroll"
-          ],
-          "tags": [
-            "web-features:scroll-elements"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "1"
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12"
-            },
-            "firefox": {
-              "version_added": "6"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "9"
-            },
-            "oculus": "mirror",
-            "opera": {
-              "version_added": "≤12.1"
-            },
-            "opera_android": {
-              "version_added": "≤12.1"
-            },
-            "safari": {
-              "version_added": "1.3"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "scrollBy": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/scrollBy",
-          "spec_url": "https://drafts.csswg.org/cssom-view/#dom-element-scrollby",
-          "tags": [
-            "web-features:scroll-elements"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "61"
-            },
-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": "36"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "10.1"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        },
-        "options_behavior_parameter": {
-          "__compat": {
-            "description": "`options.behavior` parameter",
-            "tags": [
-              "web-features:scroll-elements"
-            ],
-            "support": {
-              "chrome": {
-                "version_added": "61"
-              },
-              "chrome_android": "mirror",
-              "edge": "mirror",
-              "firefox": {
-                "version_added": "36"
-              },
-              "firefox_android": "mirror",
-              "ie": {
-                "version_added": false
-              },
-              "oculus": "mirror",
-              "opera": "mirror",
-              "opera_android": "mirror",
-              "safari": {
-                "version_added": "14"
-              },
-              "safari_ios": "mirror",
-              "samsunginternet_android": "mirror",
-              "webview_android": "mirror",
-              "webview_ios": "mirror"
-            },
-            "status": {
-              "experimental": false,
-              "standard_track": true,
-              "deprecated": false
-            }
-          }
-        },
-        "options_left_parameter": {
-          "__compat": {
-            "description": "`options.left` parameter",
-            "tags": [
-              "web-features:scroll-elements"
-            ],
-            "support": {
-              "chrome": {
-                "version_added": "61"
-              },
-              "chrome_android": "mirror",
-              "edge": "mirror",
-              "firefox": {
-                "version_added": "36"
-              },
-              "firefox_android": "mirror",
-              "ie": {
-                "version_added": false
-              },
-              "oculus": "mirror",
-              "opera": "mirror",
-              "opera_android": "mirror",
-              "safari": {
-                "version_added": "10.1"
-              },
-              "safari_ios": "mirror",
-              "samsunginternet_android": "mirror",
-              "webview_android": "mirror",
-              "webview_ios": "mirror"
-            },
-            "status": {
-              "experimental": false,
-              "standard_track": true,
-              "deprecated": false
-            }
-          }
-        },
-        "options_top_parameter": {
-          "__compat": {
-            "description": "`options.top` parameter",
-            "tags": [
-              "web-features:scroll-elements"
-            ],
-            "support": {
-              "chrome": {
-                "version_added": "61"
-              },
-              "chrome_android": "mirror",
-              "edge": "mirror",
-              "firefox": {
-                "version_added": "36"
-              },
-              "firefox_android": "mirror",
-              "ie": {
-                "version_added": false
-              },
-              "oculus": "mirror",
-              "opera": "mirror",
-              "opera_android": "mirror",
-              "safari": {
-                "version_added": "10.1"
-              },
-              "safari_ios": "mirror",
-              "samsunginternet_android": "mirror",
-              "webview_android": "mirror",
-              "webview_ios": "mirror"
-            },
-            "status": {
-              "experimental": false,
-              "standard_track": true,
-              "deprecated": false
-            }
-          }
-        }
-      },
-      "scrollend_event": {
-        "__compat": {
-          "description": "`scrollend` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/scrollend_event",
-          "spec_url": [
-            "https://drafts.csswg.org/cssom-view/#eventdef-document-scrollend",
-            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-onscrollend"
-          ],
-          "tags": [
-            "web-features:scrollend"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "114"
-            },
-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": "109"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": false,
-              "impl_url": "https://webkit.org/b/201556"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "scrollHeight": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/scrollHeight",
-          "spec_url": "https://drafts.csswg.org/cssom-view/#dom-element-scrollheight",
-          "tags": [
-            "web-features:scroll-elements"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "1"
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12"
-            },
-            "firefox": [
-              {
-                "version_added": "21"
-              },
-              {
-                "version_added": "3",
-                "version_removed": "21",
-                "partial_implementation": true,
-                "notes": "Before Firefox 21, when an element's content does not generate a vertical scrollbar, then its `scrollHeight` property is equal to its `clientHeight` property. This can mean either the content is too short to require a scrollbar or that the element has a CSS style `overflow` value of `visible` (non-scrollable)."
-              }
-            ],
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "5",
-              "notes": "In Internet Explorer 5 through 7, if padding is set, the value of `scrollHeight` is equal to the sum of the top and bottom padding. This behavior was fixed in Internet Explorer 8."
-            },
-            "oculus": "mirror",
-            "opera": {
-              "version_added": "8"
-            },
-            "opera_android": {
-              "version_added": "10.1"
-            },
-            "safari": {
-              "version_added": "1"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "scrollIntoView": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/scrollIntoView",
-          "spec_url": "https://drafts.csswg.org/cssom-view/#dom-element-scrollintoview",
-          "tags": [
-            "web-features:scroll-into-view"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "1"
-            },
-            "chrome_android": "mirror",
-            "edge": [
-              {
-                "version_added": "79"
-              },
-              {
-                "version_added": "17",
-                "version_removed": "79",
-                "partial_implementation": true,
-                "notes": "The only parameter supported is `alignToTop`."
-              },
-              {
-                "version_added": "12",
-                "version_removed": "17",
-                "partial_implementation": true,
-                "notes": [
-                  "Only supported for [`HTMLElement`](https://developer.mozilla.org/docs/Web/API/HTMLElement), not all `Element` objects, such as [`SVGElement`](https://developer.mozilla.org/docs/Web/API/SVGElement).",
-                  "No support for `smooth` behavior."
-                ]
-              }
-            ],
-            "firefox": {
-              "version_added": "1"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "5",
-              "partial_implementation": true,
-              "notes": [
-                "Only supported for [`HTMLElement`](https://developer.mozilla.org/docs/Web/API/HTMLElement), not all `Element` objects, such as [`SVGElement`](https://developer.mozilla.org/docs/Web/API/SVGElement).",
-                "No support for `smooth` behavior or `center` options."
-              ]
-            },
-            "oculus": "mirror",
-            "opera": {
-              "version_added": "≤12.1"
-            },
-            "opera_android": {
-              "version_added": "≤12.1"
-            },
-            "safari": {
-              "version_added": "3",
-              "notes": [
-                "No support for `center` option.",
-                "Before Safari 15.4, there was no support for the `smooth` behavior."
-              ]
-            },
-            "safari_ios": {
-              "version_added": "1",
-              "notes": [
-                "No support for `center` option.",
-                "Before iOS 15.4, there was no support for the `smooth` behavior."
-              ]
-            },
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        },
-        "options_parameter": {
-          "__compat": {
-            "description": "`options` parameter",
-            "tags": [
-              "web-features:scroll-into-view"
-            ],
-            "support": {
-              "chrome": {
-                "version_added": "61",
-                "notes": "The `block` and `inline` options support the values `start`, `center`, `end`, `nearest`."
-              },
-              "chrome_android": "mirror",
-              "edge": "mirror",
-              "firefox": {
-                "version_added": "36",
-                "notes": [
-                  "No support for `inline` option.",
-                  "Before Firefox 58, `nearest` and `center` values for the `block` option was unsupported. See [bug 1389274](https://bugzil.la/1389274)."
-                ]
-              },
-              "firefox_android": "mirror",
-              "ie": {
-                "version_added": false
-              },
-              "oculus": "mirror",
-              "opera": "mirror",
-              "opera_android": "mirror",
-              "safari": {
-                "version_added": "14"
-              },
-              "safari_ios": "mirror",
-              "samsunginternet_android": "mirror",
-              "webview_android": "mirror",
-              "webview_ios": "mirror"
-            },
-            "status": {
-              "experimental": false,
-              "standard_track": true,
-              "deprecated": false
-            }
-          }
-        }
-      },
-      "scrollIntoViewIfNeeded": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/scrollIntoViewIfNeeded",
-          "support": {
-            "chrome": {
-              "version_added": "1"
-            },
-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": false,
-              "impl_url": "https://bugzil.la/403510"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "3"
-            },
-            "safari_ios": {
-              "version_added": "1"
-            },
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": false,
-            "deprecated": false
-          }
-        }
-      },
-      "scrollLeft": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/scrollLeft",
-          "spec_url": "https://drafts.csswg.org/cssom-view/#dom-element-scrollleft",
-          "tags": [
-            "web-features:scroll-elements"
-          ],
-          "support": {
-            "chrome": [
-              {
-                "version_added": "86"
-              },
-              {
-                "version_added": "1",
-                "version_removed": "86",
-                "notes": "For right-to-left elements, this property uses 0-100 (most left to most right) instead of negative values. See [bug 41319147](https://crbug.com/41319147)."
-              }
-            ],
-            "chrome_android": "mirror",
-            "edge": [
-              {
-                "version_added": "86"
-              },
-              {
-                "version_added": "12",
-                "version_removed": "86",
-                "notes": "For right-to-left elements, this property uses 0-100 (most left to most right) instead of negative values. See [bug 41319147](https://crbug.com/41319147)."
-              }
-            ],
-            "firefox": {
-              "version_added": "1"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "5",
-              "notes": "For right-to-left elements, this property uses 100-0 (most left to most right) instead of negative values."
-            },
-            "oculus": "mirror",
-            "opera": {
-              "version_added": "8"
-            },
-            "opera_android": {
-              "version_added": "10.1"
-            },
-            "safari": {
-              "version_added": "1"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "scrollLeftMax": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/scrollLeftMax",
-          "support": {
-            "chrome": {
-              "version_added": false
-            },
-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": "16"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": false
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": false,
-            "deprecated": false
-          }
-        }
-      },
-      "scrollsnapchange_event": {
-        "__compat": {
-          "description": "`scrollsnapchange` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/scrollsnapchange_event",
-          "spec_url": "https://drafts.csswg.org/css-scroll-snap-2/#scrollsnapchange",
-          "tags": [
-            "web-features:scroll-snap-events"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "129"
-            },
-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": false,
-              "impl_url": "https://bugzil.la/1843961"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": false
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": true,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "scrollsnapchanging_event": {
-        "__compat": {
-          "description": "`scrollsnapchanging` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/scrollsnapchanging_event",
-          "spec_url": "https://drafts.csswg.org/css-scroll-snap-2/#scrollsnapchanging",
-          "tags": [
-            "web-features:scroll-snap-events"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "129"
-            },
-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": false,
-              "impl_url": "https://bugzil.la/1843961"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": false
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": true,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "scrollTo": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/scrollTo",
-          "spec_url": "https://drafts.csswg.org/cssom-view/#dom-element-scrollto",
-          "tags": [
-            "web-features:scroll-elements"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "61"
-            },
-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": "36"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "10.1"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        },
-        "options_behavior_parameter": {
-          "__compat": {
-            "description": "`options.behavior` parameter",
-            "tags": [
-              "web-features:scroll-elements"
-            ],
-            "support": {
-              "chrome": {
-                "version_added": "61"
-              },
-              "chrome_android": "mirror",
-              "edge": "mirror",
-              "firefox": {
-                "version_added": "36"
-              },
-              "firefox_android": "mirror",
-              "ie": {
-                "version_added": false
-              },
-              "oculus": "mirror",
-              "opera": "mirror",
-              "opera_android": "mirror",
-              "safari": {
-                "version_added": "14"
-              },
-              "safari_ios": "mirror",
-              "samsunginternet_android": "mirror",
-              "webview_android": "mirror",
-              "webview_ios": "mirror"
-            },
-            "status": {
-              "experimental": false,
-              "standard_track": true,
-              "deprecated": false
-            }
-          }
-        },
-        "options_left_parameter": {
-          "__compat": {
-            "description": "`options.left` parameter",
-            "tags": [
-              "web-features:scroll-elements"
-            ],
-            "support": {
-              "chrome": {
-                "version_added": "61"
-              },
-              "chrome_android": "mirror",
-              "edge": "mirror",
-              "firefox": {
-                "version_added": "36"
-              },
-              "firefox_android": "mirror",
-              "ie": {
-                "version_added": false
-              },
-              "oculus": "mirror",
-              "opera": "mirror",
-              "opera_android": "mirror",
-              "safari": {
-                "version_added": "10.1"
-              },
-              "safari_ios": "mirror",
-              "samsunginternet_android": "mirror",
-              "webview_android": "mirror",
-              "webview_ios": "mirror"
-            },
-            "status": {
-              "experimental": false,
-              "standard_track": true,
-              "deprecated": false
-            }
-          }
-        },
-        "options_top_parameter": {
-          "__compat": {
-            "description": "`options.top` parameter",
-            "tags": [
-              "web-features:scroll-elements"
-            ],
-            "support": {
-              "chrome": {
-                "version_added": "61"
-              },
-              "chrome_android": "mirror",
-              "edge": "mirror",
-              "firefox": {
-                "version_added": "36"
-              },
-              "firefox_android": "mirror",
-              "ie": {
-                "version_added": false
-              },
-              "oculus": "mirror",
-              "opera": "mirror",
-              "opera_android": "mirror",
-              "safari": {
-                "version_added": "10.1"
-              },
-              "safari_ios": "mirror",
-              "samsunginternet_android": "mirror",
-              "webview_android": "mirror",
-              "webview_ios": "mirror"
-            },
-            "status": {
-              "experimental": false,
-              "standard_track": true,
-              "deprecated": false
-            }
-          }
-        }
-      },
-      "scrollTop": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/scrollTop",
-          "spec_url": "https://drafts.csswg.org/cssom-view/#dom-element-scrolltop",
-          "tags": [
-            "web-features:scroll-elements"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "1"
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12"
-            },
-            "firefox": {
-              "version_added": "1"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "5"
-            },
-            "oculus": "mirror",
-            "opera": {
-              "version_added": "8"
-            },
-            "opera_android": {
-              "version_added": "10.1"
-            },
-            "safari": {
-              "version_added": "1"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "scrollTopMax": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/scrollTopMax",
-          "support": {
-            "chrome": {
-              "version_added": false
-            },
-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": "16"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": false
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": false,
-            "deprecated": false
-          }
-        }
-      },
-      "scrollWidth": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/scrollWidth",
-          "spec_url": "https://drafts.csswg.org/cssom-view/#dom-element-scrollwidth",
-          "tags": [
-            "web-features:scroll-elements"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "1"
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12"
-            },
-            "firefox": {
-              "version_added": "1"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "5",
-              "notes": "In Internet Explorer 5 through 7, if padding is set, the value of `scrollWidth` is equal to the sum of the left and right padding. This behavior was fixed in Internet Explorer 8."
-            },
-            "oculus": "mirror",
-            "opera": {
-              "version_added": "≤12.1"
-            },
-            "opera_android": {
-              "version_added": "≤12.1"
-            },
-            "safari": {
-              "version_added": "1"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "securitypolicyviolation_event": {
-        "__compat": {
-          "description": "`securitypolicyviolation` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/securitypolicyviolation_event",
-          "spec_url": [
-            "https://w3c.github.io/webappsec-csp/#eventdef-globaleventhandlers-securitypolicyviolation",
-            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-onsecuritypolicyviolation"
-          ],
-          "tags": [
-            "web-features:csp"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "41"
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "15"
-            },
-            "firefox": {
-              "version_added": "63"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "10"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "setAttribute": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/setAttribute",
-          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-setattributeâ‘ ",
-          "tags": [
-            "web-features:dom"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "1"
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12"
-            },
-            "firefox": {
-              "version_added": "1"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "5",
-              "notes": "In Internet Explorer 7 and earlier, `setAttribute` doesn't set styles and removes events when you try to set them."
-            },
-            "oculus": "mirror",
-            "opera": {
-              "version_added": "8"
-            },
-            "opera_android": {
-              "version_added": "10.1"
-            },
-            "safari": {
-              "version_added": "1"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "setAttributeNode": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/setAttributeNode",
-          "spec_url": "https://dom.spec.whatwg.org/#dom-element-setattributenode",
-          "tags": [
-            "web-features:dom"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "1"
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12"
-            },
-            "firefox": {
-              "version_added": "1"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "6"
-            },
-            "oculus": "mirror",
-            "opera": {
-              "version_added": "≤12.1"
-            },
-            "opera_android": {
-              "version_added": "≤12.1"
-            },
-            "safari": {
-              "version_added": "1"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "setAttributeNodeNS": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/setAttributeNodeNS",
-          "spec_url": "https://dom.spec.whatwg.org/#dom-element-setattributenodens",
-          "tags": [
-            "web-features:dom"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "1"
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12",
-              "notes": "Returns a `ClientRectList` with [`ClientRect`](https://docs.microsoft.com/en-us/previous-versions/hh826029(v=vs.85)) objects (which do not contain `x` and `y` properties) instead of [`DOMRect`](https://developer.mozilla.org/docs/Web/API/DOMRect) objects."
-            },
-            "firefox": {
-              "version_added": "1"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "9",
-              "notes": "Returns a `ClientRectList` with [`ClientRect`](https://docs.microsoft.com/en-us/previous-versions/hh826029(v=vs.85)) objects (which do not contain `x` and `y` properties) instead of [`DOMRect`](https://developer.mozilla.org/docs/Web/API/DOMRect) objects."
-            },
-            "oculus": "mirror",
-            "opera": {
-              "version_added": "≤12.1"
-            },
-            "opera_android": {
-              "version_added": "≤12.1"
-            },
-            "safari": {
-              "version_added": "1"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "setAttributeNS": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/setAttributeNS",
-          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-setattributensâ‘ ",
-          "tags": [
-            "web-features:dom"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "1"
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12"
-            },
-            "firefox": {
-              "version_added": "1"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "9"
-            },
-            "oculus": "mirror",
-            "opera": {
-              "version_added": "≤12.1"
-            },
-            "opera_android": {
-              "version_added": "≤12.1"
-            },
-            "safari": {
-              "version_added": "1"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "setCapture": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/setCapture",
-          "support": {
-            "chrome": {
-              "version_added": false
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12",
-              "version_removed": "79"
-            },
-            "firefox": {
-              "version_added": "4"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "5",
-              "notes": "The `retargetToElement` parameter to `Element.setCapture()` was introduced in Internet Explorer 5.5."
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": false
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": false,
-            "deprecated": true
-          }
-        }
-      },
-      "setHTMLUnsafe": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/setHTMLUnsafe",
-          "spec_url": "https://html.spec.whatwg.org/multipage/dynamic-markup-insertion.html#dom-element-sethtmlunsafe",
-          "tags": [
-            "web-features:parse-html-unsafe"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "124"
-            },
-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": "123"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "17.4"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "setPointerCapture": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/setPointerCapture",
-          "spec_url": "https://w3c.github.io/pointerevents/#dom-element-setpointercapture",
-          "tags": [
-            "web-features:pointer-events-api"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "55"
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12"
-            },
-            "firefox": {
-              "version_added": "59",
-              "notes": "Before Firefox 82, `setPointerCapture()` throws `InvalidPointerId` for an invalid `pointerId` argument. From Firefox 82, it throws [the specified](https://w3c.github.io/pointerevents/#setting-pointer-capture) `NotFoundError` exception. See [bug 1662124](https://bugzil.la/1662124)."
-            },
-            "firefox_android": {
-              "version_added": "79",
-              "notes": "Before Firefox 82, `setPointerCapture()` throws `InvalidPointerId` for an invalid `pointerId` argument. From Firefox 82, it throws [the specified](https://w3c.github.io/pointerevents/#setting-pointer-capture) `NotFoundError` exception. See [bug 1662124](https://bugzil.la/1662124)."
-            },
-            "ie": [
-              {
-                "version_added": "11"
-              },
-              {
-                "prefix": "ms",
-                "version_added": "10"
-              }
-            ],
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "13"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "shadowRoot": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/shadowRoot",
-          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-shadowrootâ‘ ",
-          "tags": [
-            "web-features:shadow-dom"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "35"
-            },
-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": "63"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "10"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "slot": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/slot",
-          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-slotâ‘ ",
-          "tags": [
-            "web-features:slot"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "53"
-            },
-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": "63"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "10"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "tagName": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/tagName",
-          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-tagnameâ‘ ",
-          "tags": [
-            "web-features:dom"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "1"
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12"
-            },
-            "firefox": {
-              "version_added": "1"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "5"
-            },
-            "oculus": "mirror",
-            "opera": {
-              "version_added": "8"
-            },
-            "opera_android": {
-              "version_added": "10.1"
-            },
-            "safari": {
-              "version_added": "1"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "toggleAttribute": {
-        "__compat": {
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/toggleAttribute",
-          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-toggleattributeâ‘ ",
-          "tags": [
-            "web-features:dom"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "69"
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "18"
-            },
-            "firefox": {
-              "version_added": "63"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "12"
-            },
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "touchcancel_event": {
-        "__compat": {
-          "description": "`touchcancel` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/touchcancel_event",
-          "spec_url": [
-            "https://w3c.github.io/touch-events/#event-touchcancel",
-            "https://w3c.github.io/touch-events/#dom-globaleventhandlers-ontouchcancel"
-          ],
-          "tags": [
-            "web-features:touch-events"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "22"
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12"
-            },
-            "firefox": {
-              "version_added": "52"
-            },
-            "firefox_android": {
-              "version_added": "6"
-            },
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": {
-              "version_added": false
-            },
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": false
-            },
-            "safari_ios": {
-              "version_added": "≤3"
-            },
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "touchend_event": {
-        "__compat": {
-          "description": "`touchend` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/touchend_event",
-          "spec_url": [
-            "https://w3c.github.io/touch-events/#event-touchend",
-            "https://w3c.github.io/touch-events/#dom-globaleventhandlers-ontouchend"
-          ],
-          "tags": [
-            "web-features:touch-events"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "22"
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12"
-            },
-            "firefox": {
-              "version_added": "52"
-            },
-            "firefox_android": {
-              "version_added": "6"
-            },
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": {
-              "version_added": false
-            },
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": false
-            },
-            "safari_ios": {
-              "version_added": "≤3"
-            },
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "touchmove_event": {
-        "__compat": {
-          "description": "`touchmove` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/touchmove_event",
-          "spec_url": [
-            "https://w3c.github.io/touch-events/#event-touchmove",
-            "https://w3c.github.io/touch-events/#dom-globaleventhandlers-ontouchmove"
-          ],
-          "tags": [
-            "web-features:touch-events"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "22"
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12"
-            },
-            "firefox": {
-              "version_added": "52"
-            },
-            "firefox_android": {
-              "version_added": "6"
-            },
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": {
-              "version_added": false
-            },
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": false
-            },
-            "safari_ios": {
-              "version_added": "≤3"
-            },
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "touchstart_event": {
-        "__compat": {
-          "description": "`touchstart` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/touchstart_event",
-          "spec_url": [
-            "https://w3c.github.io/touch-events/#event-touchstart",
-            "https://w3c.github.io/touch-events/#dom-globaleventhandlers-ontouchstart"
-          ],
-          "tags": [
-            "web-features:touch-events"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "22"
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12"
-            },
-            "firefox": {
-              "version_added": "52"
-            },
-            "firefox_android": {
-              "version_added": "6"
-            },
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": {
-              "version_added": false
-            },
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": false
-            },
-            "safari_ios": {
-              "version_added": "≤3"
-            },
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "transitioncancel_event": {
-        "__compat": {
-          "description": "`transitioncancel` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/transitioncancel_event",
-          "spec_url": [
-            "https://drafts.csswg.org/css-transitions/#transitioncancel",
-            "https://drafts.csswg.org/css-transitions/#dom-globaleventhandlers-ontransitioncancel"
-          ],
-          "tags": [
-            "web-features:transitions"
-          ],
-          "support": {
-            "chrome": [
-              {
-                "version_added": "87"
-              },
-              {
-                "version_added": "74",
-                "version_removed": "87",
-                "partial_implementation": true,
-                "notes": "The `ontransitioncancel` event handler property is not supported. To listen to this event, use `element.addEventListener('transitioncancel', function() {});`."
-              }
-            ],
-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": "53"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": [
-              {
-                "version_added": "13.1"
-              },
-              {
-                "version_added": "12",
-                "version_removed": "13.1",
-                "partial_implementation": true,
-                "notes": "Although the `ontransitioncancel` event handler property is supported, the `transitioncancel` event is never fired."
-              }
-            ],
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "transitionend_event": {
-        "__compat": {
-          "description": "`transitionend` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/transitionend_event",
-          "spec_url": "https://drafts.csswg.org/css-transitions/#transitionend",
-          "tags": [
-            "web-features:transitions"
-          ],
-          "support": {
-            "chrome": [
-              {
-                "version_added": "26"
-              },
-              {
-                "prefix": "webkit",
-                "version_added": "1"
-              }
-            ],
-            "chrome_android": "mirror",
-            "edge": [
-              {
-                "version_added": "18"
-              },
-              {
-                "prefix": "webkit",
-                "version_added": "79"
-              },
-              {
-                "version_added": "12",
-                "version_removed": "18",
-                "partial_implementation": true,
-                "notes": "The `ontransitionend` event handler property is not supported. To listen to this event, use `element.addEventListener('transitionend', function() {});`."
-              }
-            ],
-            "firefox": {
-              "version_added": "51"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "10",
-              "partial_implementation": true,
-              "notes": "The `ontransitionend` event handler property is not supported. To listen to this event, use `element.addEventListener('transitionend', function() {});`."
-            },
-            "oculus": "mirror",
-            "opera": [
-              {
-                "version_added": "12.1"
-              },
-              {
-                "prefix": "webkit",
-                "version_added": "15"
-              },
-              {
-                "prefix": "o",
-                "version_added": "11.6",
-                "version_removed": "15"
-              }
-            ],
-            "opera_android": [
-              {
-                "version_added": "12.1"
-              },
-              {
-                "prefix": "webkit",
-                "version_added": "14"
-              },
-              {
-                "prefix": "o",
-                "version_added": "12",
-                "version_removed": "14"
-              }
-            ],
-            "safari": [
-              {
-                "version_added": "7"
-              },
-              {
-                "prefix": "webkit",
-                "version_added": "4"
-              }
-            ],
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "transitionrun_event": {
-        "__compat": {
-          "description": "`transitionrun` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/transitionrun_event",
-          "spec_url": "https://drafts.csswg.org/css-transitions/#transitionrun",
-          "tags": [
-            "web-features:transitions"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "74"
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12"
-            },
-            "firefox": {
-              "version_added": "53"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "10",
-              "partial_implementation": true,
-              "notes": "The `ontransitionrun` event handler property is not supported. To listen to this event, use `element.addEventListener('transitionrun', function() {});`."
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": [
-              {
-                "version_added": "13.1"
-              },
-              {
-                "version_added": "12",
-                "partial_implementation": true,
-                "notes": "The event handler exists but will never be called."
-              }
-            ],
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "transitionstart_event": {
-        "__compat": {
-          "description": "`transitionstart` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/transitionstart_event",
-          "spec_url": "https://drafts.csswg.org/css-transitions/#transitionstart",
-          "tags": [
-            "web-features:transitions"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "74"
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12"
-            },
-            "firefox": {
-              "version_added": "53"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "10",
-              "partial_implementation": true,
-              "notes": "The `ontransitionstart` event handler property is not supported. To listen to this event, use `element.addEventListener('transitionstart', function() {});`."
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": [
-              {
-                "version_added": "13.1"
-              },
-              {
-                "version_added": "12",
-                "partial_implementation": true,
-                "notes": "The event handler exists but will never be called."
-              }
-            ],
-            "safari_ios": "mirror",
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
-      },
-      "webkitmouseforcechanged_event": {
-        "__compat": {
-          "description": "`webkitmouseforcechanged` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/webkitmouseforcechanged_event",
-          "support": {
-            "chrome": {
-              "version_added": false
-            },
-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": false
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "9"
-            },
-            "safari_ios": {
-              "version_added": false
-            },
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": false,
-            "deprecated": false
-          }
-        }
-      },
-      "webkitmouseforcedown_event": {
-        "__compat": {
-          "description": "`webkitmouseforcedown` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/webkitmouseforcedown_event",
-          "support": {
-            "chrome": {
-              "version_added": false
-            },
-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": false
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "9"
-            },
-            "safari_ios": {
-              "version_added": false
-            },
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": false,
-            "deprecated": false
-          }
-        }
-      },
-      "webkitmouseforceup_event": {
-        "__compat": {
-          "description": "`webkitmouseforceup` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/webkitmouseforceup_event",
-          "support": {
-            "chrome": {
-              "version_added": false
-            },
-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": false
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "9"
-            },
-            "safari_ios": {
-              "version_added": false
-            },
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": false,
-            "deprecated": false
-          }
-        }
-      },
-      "webkitmouseforcewillbegin_event": {
-        "__compat": {
-          "description": "`webkitmouseforcewillbegin` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/webkitmouseforcewillbegin_event",
-          "support": {
-            "chrome": {
-              "version_added": false
-            },
-            "chrome_android": "mirror",
-            "edge": "mirror",
-            "firefox": {
-              "version_added": false
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": false
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "9"
-            },
-            "safari_ios": {
-              "version_added": false
-            },
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": false,
-            "deprecated": false
-          }
-        }
-      },
-      "wheel_event": {
-        "__compat": {
-          "description": "`wheel` event",
-          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/wheel_event",
-          "spec_url": [
-            "https://w3c.github.io/uievents/#event-type-wheel",
-            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-onwheel"
-          ],
-          "tags": [
-            "web-features:wheel-events"
-          ],
-          "support": {
-            "chrome": {
-              "version_added": "31"
-            },
-            "chrome_android": "mirror",
-            "edge": {
-              "version_added": "12"
-            },
-            "firefox": {
-              "version_added": "17"
-            },
-            "firefox_android": "mirror",
-            "ie": {
-              "version_added": "9",
-              "notes": "The `onwheel` event handler property is not supported. To listen to this event, use `element.addEventListener('wheel', function() {});`. See [IE bug 782835](https://connect.microsoft.com/IE/feedback/details/782835/missing-onwheel-attribute-for-the-wheel-event-although-its-supported-via-addeventlistener)."
-            },
-            "oculus": "mirror",
-            "opera": "mirror",
-            "opera_android": "mirror",
-            "safari": {
-              "version_added": "7"
-            },
-            "safari_ios": {
-              "version_added": false
-            },
-            "samsunginternet_android": "mirror",
-            "webview_android": "mirror",
-            "webview_ios": "mirror"
-          },
-          "status": {
-            "experimental": false,
-            "standard_track": true,
-            "deprecated": false
-          }
-        }
       }
     }
   }
diff --git a/api/Element/DOMActivate_event.json b/api/Element/DOMActivate_event.json
new file mode 100644
index 0000000..661a5ff
--- /dev/null
+++ b/api/Element/DOMActivate_event.json
@@ -0,0 +1,42 @@
+{
+  "api": {
+    "Element": {
+      "DOMActivate_event": {
+        "__compat": {
+          "description": "`DOMActivate` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/DOMActivate_event",
+          "spec_url": "https://w3c.github.io/uievents/#event-type-DOMActivate",
+          "support": {
+            "chrome": {
+              "version_added": "1"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "1"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": true
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/DOMMouseScroll_event.json b/api/Element/DOMMouseScroll_event.json
new file mode 100644
index 0000000..11f9885
--- /dev/null
+++ b/api/Element/DOMMouseScroll_event.json
@@ -0,0 +1,41 @@
+{
+  "api": {
+    "Element": {
+      "DOMMouseScroll_event": {
+        "__compat": {
+          "description": "`DOMMouseScroll` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/DOMMouseScroll_event",
+          "support": {
+            "chrome": {
+              "version_added": false
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "1"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": false
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": false,
+            "deprecated": true
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/MozMousePixelScroll_event.json b/api/Element/MozMousePixelScroll_event.json
new file mode 100644
index 0000000..c1bc683
--- /dev/null
+++ b/api/Element/MozMousePixelScroll_event.json
@@ -0,0 +1,41 @@
+{
+  "api": {
+    "Element": {
+      "MozMousePixelScroll_event": {
+        "__compat": {
+          "description": "`MozMousePixelScroll` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/MozMousePixelScroll_event",
+          "support": {
+            "chrome": {
+              "version_added": false
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "6"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": false
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": false,
+            "deprecated": true
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/after.json b/api/Element/after.json
new file mode 100644
index 0000000..adaa513
--- /dev/null
+++ b/api/Element/after.json
@@ -0,0 +1,48 @@
+{
+  "api": {
+    "Element": {
+      "after": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/after",
+          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-childnode-afterâ‘ ",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "54"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "17"
+            },
+            "firefox": {
+              "version_added": "49"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "39"
+            },
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "10"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/afterscriptexecute_event.json b/api/Element/afterscriptexecute_event.json
new file mode 100644
index 0000000..369d7f6
--- /dev/null
+++ b/api/Element/afterscriptexecute_event.json
@@ -0,0 +1,41 @@
+{
+  "api": {
+    "Element": {
+      "afterscriptexecute_event": {
+        "__compat": {
+          "description": "`afterscriptexecute` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/afterscriptexecute_event",
+          "support": {
+            "chrome": {
+              "version_added": false
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "2"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": false
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": false,
+            "deprecated": true
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/animate.json b/api/Element/animate.json
new file mode 100644
index 0000000..5b8362f
--- /dev/null
+++ b/api/Element/animate.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "animate": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/animate",
+          "spec_url": "https://drafts.csswg.org/web-animations-1/#dom-animatable-animate",
+          "tags": [
+            "web-features:web-animations"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "36"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "48"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "13.1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/animationcancel_event.json b/api/Element/animationcancel_event.json
new file mode 100644
index 0000000..d337b2c
--- /dev/null
+++ b/api/Element/animationcancel_event.json
@@ -0,0 +1,55 @@
+{
+  "api": {
+    "Element": {
+      "animationcancel_event": {
+        "__compat": {
+          "description": "`animationcancel` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/animationcancel_event",
+          "spec_url": "https://drafts.csswg.org/css-animations/#eventdef-globaleventhandlers-animationcancel",
+          "tags": [
+            "web-features:web-animations"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "83",
+              "partial_implementation": true,
+              "notes": "The `onanimationcancel` event handler property is not supported. To listen to this event, use `element.addEventListener('animationcancel', function() {});`. See [bug 41404325](https://crbug.com/41404325)."
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "54"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": [
+              {
+                "version_added": "13.1"
+              },
+              {
+                "version_added": "12",
+                "version_removed": "13.1",
+                "partial_implementation": true,
+                "notes": "Although the `onanimationcancel` event handler property is supported, the `animationcancel` event is never fired."
+              }
+            ],
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/animationend_event.json b/api/Element/animationend_event.json
new file mode 100644
index 0000000..2135796
--- /dev/null
+++ b/api/Element/animationend_event.json
@@ -0,0 +1,81 @@
+{
+  "api": {
+    "Element": {
+      "animationend_event": {
+        "__compat": {
+          "description": "`animationend` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/animationend_event",
+          "spec_url": "https://drafts.csswg.org/css-animations/#eventdef-globaleventhandlers-animationend",
+          "tags": [
+            "web-features:web-animations"
+          ],
+          "support": {
+            "chrome": [
+              {
+                "version_added": "79"
+              },
+              {
+                "prefix": "webkit",
+                "version_added": "81"
+              },
+              {
+                "version_added": "43",
+                "version_removed": "79",
+                "partial_implementation": true,
+                "notes": "The `onanimationend` event handler property is not supported. To listen to this event, use `document.addEventListener('animationend', function() {});`."
+              }
+            ],
+            "chrome_android": "mirror",
+            "edge": [
+              {
+                "version_added": "18"
+              },
+              {
+                "prefix": "webkit",
+                "version_added": "81"
+              },
+              {
+                "version_added": "12",
+                "version_removed": "18",
+                "partial_implementation": true,
+                "notes": "The `onanimationend` event handler property is not supported. To listen to this event, use `document.addEventListener('animationend', function() {});`."
+              }
+            ],
+            "firefox": [
+              {
+                "version_added": "51"
+              },
+              {
+                "version_added": "5",
+                "version_removed": "51",
+                "partial_implementation": true,
+                "notes": "The `onanimationend` event handler property is not supported. To listen to this event, use `document.addEventListener('animationend', function() {});`."
+              }
+            ],
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "10",
+              "partial_implementation": true,
+              "notes": "The `onanimationend` event handler property is not supported. To listen to this event, use `document.addEventListener('animationend', function() {});`."
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "9"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/animationiteration_event.json b/api/Element/animationiteration_event.json
new file mode 100644
index 0000000..b622d32
--- /dev/null
+++ b/api/Element/animationiteration_event.json
@@ -0,0 +1,81 @@
+{
+  "api": {
+    "Element": {
+      "animationiteration_event": {
+        "__compat": {
+          "description": "`animationiteration` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/animationiteration_event",
+          "spec_url": "https://drafts.csswg.org/css-animations/#eventdef-globaleventhandlers-animationiteration",
+          "tags": [
+            "web-features:web-animations"
+          ],
+          "support": {
+            "chrome": [
+              {
+                "version_added": "79"
+              },
+              {
+                "prefix": "webkit",
+                "version_added": "81"
+              },
+              {
+                "version_added": "43",
+                "version_removed": "79",
+                "partial_implementation": true,
+                "notes": "The `onanimationiteration` event handler property is not supported. To listen to this event, use `document.addEventListener('animationiteration', function() {});`."
+              }
+            ],
+            "chrome_android": "mirror",
+            "edge": [
+              {
+                "version_added": "18"
+              },
+              {
+                "prefix": "webkit",
+                "version_added": "81"
+              },
+              {
+                "version_added": "12",
+                "version_removed": "18",
+                "partial_implementation": true,
+                "notes": "The `onanimationiteration` event handler property is not supported. To listen to this event, use `document.addEventListener('animationiteration', function() {});`."
+              }
+            ],
+            "firefox": [
+              {
+                "version_added": "51"
+              },
+              {
+                "version_added": "5",
+                "version_removed": "51",
+                "partial_implementation": true,
+                "notes": "The `onanimationiteration` event handler property is not supported. To listen to this event, use `document.addEventListener('animationiteration', function() {});`."
+              }
+            ],
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "10",
+              "partial_implementation": true,
+              "notes": "The `onanimationiteration` event handler property is not supported. To listen to this event, use `document.addEventListener('animationiteration', function() {});`."
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "9"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/animationstart_event.json b/api/Element/animationstart_event.json
new file mode 100644
index 0000000..ee5de6c
--- /dev/null
+++ b/api/Element/animationstart_event.json
@@ -0,0 +1,81 @@
+{
+  "api": {
+    "Element": {
+      "animationstart_event": {
+        "__compat": {
+          "description": "`animationstart` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/animationstart_event",
+          "spec_url": "https://drafts.csswg.org/css-animations/#eventdef-globaleventhandlers-animationstart",
+          "tags": [
+            "web-features:web-animations"
+          ],
+          "support": {
+            "chrome": [
+              {
+                "version_added": "79"
+              },
+              {
+                "prefix": "webkit",
+                "version_added": "81"
+              },
+              {
+                "version_added": "43",
+                "version_removed": "79",
+                "partial_implementation": true,
+                "notes": "The `onanimationstart` event handler property is not supported. To listen to this event, use `document.addEventListener('animationstart', function() {});`."
+              }
+            ],
+            "chrome_android": "mirror",
+            "edge": [
+              {
+                "version_added": "18"
+              },
+              {
+                "prefix": "webkit",
+                "version_added": "81"
+              },
+              {
+                "version_added": "12",
+                "version_removed": "18",
+                "partial_implementation": true,
+                "notes": "The `onanimationstart` event handler property is not supported. To listen to this event, use `document.addEventListener('animationstart', function() {});`."
+              }
+            ],
+            "firefox": [
+              {
+                "version_added": "51"
+              },
+              {
+                "version_added": "5",
+                "version_removed": "51",
+                "partial_implementation": true,
+                "notes": "The `onanimationstart` event handler property is not supported. To listen to this event, use `document.addEventListener('animationstart', function() {});`."
+              }
+            ],
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "10",
+              "partial_implementation": true,
+              "notes": "The `onanimationstart` event handler property is not supported. To listen to this event, use `document.addEventListener('animationstart', function() {});`."
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "9"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/append.json b/api/Element/append.json
new file mode 100644
index 0000000..94d7c13
--- /dev/null
+++ b/api/Element/append.json
@@ -0,0 +1,46 @@
+{
+  "api": {
+    "Element": {
+      "append": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/append",
+          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-parentnode-appendâ‘ ",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "54"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "17"
+            },
+            "firefox": {
+              "version_added": "49"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "10"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/ariaActiveDescendantElement.json b/api/Element/ariaActiveDescendantElement.json
new file mode 100644
index 0000000..63e8396
--- /dev/null
+++ b/api/Element/ariaActiveDescendantElement.json
@@ -0,0 +1,43 @@
+{
+  "api": {
+    "Element": {
+      "ariaActiveDescendantElement": {
+        "__compat": {
+          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariaactivedescendantelement",
+          "tags": [
+            "web-features:aria-attribute-reflection"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "135"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "136"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "16.4"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/ariaAtomic.json b/api/Element/ariaAtomic.json
new file mode 100644
index 0000000..dbd05b5
--- /dev/null
+++ b/api/Element/ariaAtomic.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "ariaAtomic": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaAtomic",
+          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariaatomic",
+          "tags": [
+            "web-features:aria-attribute-reflection"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "81"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "119"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "12.1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/ariaAutoComplete.json b/api/Element/ariaAutoComplete.json
new file mode 100644
index 0000000..acf07f6
--- /dev/null
+++ b/api/Element/ariaAutoComplete.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "ariaAutoComplete": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaAutoComplete",
+          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariaautocomplete",
+          "tags": [
+            "web-features:aria-attribute-reflection"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "81"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "119"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "12.1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/ariaBrailleLabel.json b/api/Element/ariaBrailleLabel.json
new file mode 100644
index 0000000..dec1b27
--- /dev/null
+++ b/api/Element/ariaBrailleLabel.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "ariaBrailleLabel": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaBrailleLabel",
+          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariabraillelabel",
+          "tags": [
+            "web-features:aria-attribute-reflection"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "107"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "125"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "18"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/ariaBrailleRoleDescription.json b/api/Element/ariaBrailleRoleDescription.json
new file mode 100644
index 0000000..a88d50c
--- /dev/null
+++ b/api/Element/ariaBrailleRoleDescription.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "ariaBrailleRoleDescription": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaBrailleRoleDescription",
+          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariabrailleroledescription",
+          "tags": [
+            "web-features:aria-attribute-reflection"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "107"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "125"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "18"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/ariaBusy.json b/api/Element/ariaBusy.json
new file mode 100644
index 0000000..18354fe
--- /dev/null
+++ b/api/Element/ariaBusy.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "ariaBusy": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaBusy",
+          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariabusy",
+          "tags": [
+            "web-features:aria-attribute-reflection"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "81"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "119"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "12.1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/ariaChecked.json b/api/Element/ariaChecked.json
new file mode 100644
index 0000000..3976d6d
--- /dev/null
+++ b/api/Element/ariaChecked.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "ariaChecked": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaChecked",
+          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariachecked",
+          "tags": [
+            "web-features:aria-attribute-reflection"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "81"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "119"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "12.1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/ariaColCount.json b/api/Element/ariaColCount.json
new file mode 100644
index 0000000..d8e1814
--- /dev/null
+++ b/api/Element/ariaColCount.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "ariaColCount": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaColCount",
+          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariacolcount",
+          "tags": [
+            "web-features:aria-attribute-reflection"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "81"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "119"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "12.1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/ariaColIndex.json b/api/Element/ariaColIndex.json
new file mode 100644
index 0000000..e77cb5e
--- /dev/null
+++ b/api/Element/ariaColIndex.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "ariaColIndex": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaColIndex",
+          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariacolindex",
+          "tags": [
+            "web-features:aria-attribute-reflection"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "81"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "119"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "12.1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/ariaColIndexText.json b/api/Element/ariaColIndexText.json
new file mode 100644
index 0000000..c391756
--- /dev/null
+++ b/api/Element/ariaColIndexText.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "ariaColIndexText": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaColIndexText",
+          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariacolindextext",
+          "tags": [
+            "web-features:aria-attribute-reflection"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "128"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "119"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": false
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/ariaColSpan.json b/api/Element/ariaColSpan.json
new file mode 100644
index 0000000..522297e
--- /dev/null
+++ b/api/Element/ariaColSpan.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "ariaColSpan": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaColSpan",
+          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariacolspan",
+          "tags": [
+            "web-features:aria-attribute-reflection"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "81"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "119"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "12.1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/ariaControlsElements.json b/api/Element/ariaControlsElements.json
new file mode 100644
index 0000000..25d47d6
--- /dev/null
+++ b/api/Element/ariaControlsElements.json
@@ -0,0 +1,43 @@
+{
+  "api": {
+    "Element": {
+      "ariaControlsElements": {
+        "__compat": {
+          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariacontrolselements",
+          "tags": [
+            "web-features:aria-attribute-reflection"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "135"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "136"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "16.4"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/ariaCurrent.json b/api/Element/ariaCurrent.json
new file mode 100644
index 0000000..250edaf
--- /dev/null
+++ b/api/Element/ariaCurrent.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "ariaCurrent": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaCurrent",
+          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariacurrent",
+          "tags": [
+            "web-features:aria-attribute-reflection"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "81"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "119"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "12.1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/ariaDescribedByElements.json b/api/Element/ariaDescribedByElements.json
new file mode 100644
index 0000000..dd194c0
--- /dev/null
+++ b/api/Element/ariaDescribedByElements.json
@@ -0,0 +1,43 @@
+{
+  "api": {
+    "Element": {
+      "ariaDescribedByElements": {
+        "__compat": {
+          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariadescribedbyelements",
+          "tags": [
+            "web-features:aria-attribute-reflection"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "135"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "136"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "16.4"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/ariaDescription.json b/api/Element/ariaDescription.json
new file mode 100644
index 0000000..ddbd8df
--- /dev/null
+++ b/api/Element/ariaDescription.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "ariaDescription": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaDescription",
+          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariadescription",
+          "tags": [
+            "web-features:aria-attribute-reflection"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "83"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "119"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "17.4"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/ariaDetailsElements.json b/api/Element/ariaDetailsElements.json
new file mode 100644
index 0000000..73cccf6
--- /dev/null
+++ b/api/Element/ariaDetailsElements.json
@@ -0,0 +1,43 @@
+{
+  "api": {
+    "Element": {
+      "ariaDetailsElements": {
+        "__compat": {
+          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariadetailselements",
+          "tags": [
+            "web-features:aria-attribute-reflection"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "135"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "136"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "16.4"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/ariaDisabled.json b/api/Element/ariaDisabled.json
new file mode 100644
index 0000000..b0f2355
--- /dev/null
+++ b/api/Element/ariaDisabled.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "ariaDisabled": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaDisabled",
+          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariadisabled",
+          "tags": [
+            "web-features:aria-attribute-reflection"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "81"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "119"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "12.1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/ariaErrorMessageElements.json b/api/Element/ariaErrorMessageElements.json
new file mode 100644
index 0000000..7e4638c
--- /dev/null
+++ b/api/Element/ariaErrorMessageElements.json
@@ -0,0 +1,43 @@
+{
+  "api": {
+    "Element": {
+      "ariaErrorMessageElements": {
+        "__compat": {
+          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariaerrormessageelements",
+          "tags": [
+            "web-features:aria-attribute-reflection"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "135"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "136"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "16.4"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/ariaExpanded.json b/api/Element/ariaExpanded.json
new file mode 100644
index 0000000..2ec4755
--- /dev/null
+++ b/api/Element/ariaExpanded.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "ariaExpanded": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaExpanded",
+          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariaexpanded",
+          "tags": [
+            "web-features:aria-attribute-reflection"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "81"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "119"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "12.1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/ariaFlowToElements.json b/api/Element/ariaFlowToElements.json
new file mode 100644
index 0000000..40dd9fc
--- /dev/null
+++ b/api/Element/ariaFlowToElements.json
@@ -0,0 +1,43 @@
+{
+  "api": {
+    "Element": {
+      "ariaFlowToElements": {
+        "__compat": {
+          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariaflowtoelements",
+          "tags": [
+            "web-features:aria-attribute-reflection"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "135"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "136"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "16.4"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/ariaHasPopup.json b/api/Element/ariaHasPopup.json
new file mode 100644
index 0000000..f2a7f72
--- /dev/null
+++ b/api/Element/ariaHasPopup.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "ariaHasPopup": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaHasPopup",
+          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariahaspopup",
+          "tags": [
+            "web-features:aria-attribute-reflection"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "81"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "119"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "12.1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/ariaHidden.json b/api/Element/ariaHidden.json
new file mode 100644
index 0000000..97d8bef
--- /dev/null
+++ b/api/Element/ariaHidden.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "ariaHidden": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaHidden",
+          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariahidden",
+          "tags": [
+            "web-features:aria-attribute-reflection"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "81"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "119"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "12.1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/ariaInvalid.json b/api/Element/ariaInvalid.json
new file mode 100644
index 0000000..a672d21
--- /dev/null
+++ b/api/Element/ariaInvalid.json
@@ -0,0 +1,43 @@
+{
+  "api": {
+    "Element": {
+      "ariaInvalid": {
+        "__compat": {
+          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariainvalid",
+          "tags": [
+            "web-features:aria-attribute-reflection"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "102"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "119"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "12.1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/ariaKeyShortcuts.json b/api/Element/ariaKeyShortcuts.json
new file mode 100644
index 0000000..5471814
--- /dev/null
+++ b/api/Element/ariaKeyShortcuts.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "ariaKeyShortcuts": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaKeyShortcuts",
+          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariakeyshortcuts",
+          "tags": [
+            "web-features:aria-attribute-reflection"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "81"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "119"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "12.1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/ariaLabel.json b/api/Element/ariaLabel.json
new file mode 100644
index 0000000..b1fd37a
--- /dev/null
+++ b/api/Element/ariaLabel.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "ariaLabel": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaLabel",
+          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-arialabel",
+          "tags": [
+            "web-features:aria-attribute-reflection"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "81"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "119"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "12.1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/ariaLabelledByElements.json b/api/Element/ariaLabelledByElements.json
new file mode 100644
index 0000000..ea03e36
--- /dev/null
+++ b/api/Element/ariaLabelledByElements.json
@@ -0,0 +1,43 @@
+{
+  "api": {
+    "Element": {
+      "ariaLabelledByElements": {
+        "__compat": {
+          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-arialabelledbyelements",
+          "tags": [
+            "web-features:aria-attribute-reflection"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "135"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "136"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "16.4"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/ariaLevel.json b/api/Element/ariaLevel.json
new file mode 100644
index 0000000..21a305e
--- /dev/null
+++ b/api/Element/ariaLevel.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "ariaLevel": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaLevel",
+          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-arialevel",
+          "tags": [
+            "web-features:aria-attribute-reflection"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "81"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "119"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "12.1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/ariaLive.json b/api/Element/ariaLive.json
new file mode 100644
index 0000000..4f23c6f
--- /dev/null
+++ b/api/Element/ariaLive.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "ariaLive": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaLive",
+          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-arialive",
+          "tags": [
+            "web-features:aria-attribute-reflection"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "81"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "119"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "12.1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/ariaModal.json b/api/Element/ariaModal.json
new file mode 100644
index 0000000..3168fc5
--- /dev/null
+++ b/api/Element/ariaModal.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "ariaModal": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaModal",
+          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariamodal",
+          "tags": [
+            "web-features:aria-attribute-reflection"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "81"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "119"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "12.1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/ariaMultiLine.json b/api/Element/ariaMultiLine.json
new file mode 100644
index 0000000..21b7378
--- /dev/null
+++ b/api/Element/ariaMultiLine.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "ariaMultiLine": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaMultiLine",
+          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariamultiline",
+          "tags": [
+            "web-features:aria-attribute-reflection"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "81"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "119"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "12.1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/ariaMultiSelectable.json b/api/Element/ariaMultiSelectable.json
new file mode 100644
index 0000000..e104bbc
--- /dev/null
+++ b/api/Element/ariaMultiSelectable.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "ariaMultiSelectable": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaMultiSelectable",
+          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariamultiselectable",
+          "tags": [
+            "web-features:aria-attribute-reflection"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "81"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "119"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "12.1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/ariaOrientation.json b/api/Element/ariaOrientation.json
new file mode 100644
index 0000000..ca96eee
--- /dev/null
+++ b/api/Element/ariaOrientation.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "ariaOrientation": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaOrientation",
+          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariaorientation",
+          "tags": [
+            "web-features:aria-attribute-reflection"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "81"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "119"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "12.1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/ariaOwnsElements.json b/api/Element/ariaOwnsElements.json
new file mode 100644
index 0000000..14508f9
--- /dev/null
+++ b/api/Element/ariaOwnsElements.json
@@ -0,0 +1,43 @@
+{
+  "api": {
+    "Element": {
+      "ariaOwnsElements": {
+        "__compat": {
+          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariaownselements",
+          "tags": [
+            "web-features:aria-attribute-reflection"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": false
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "136"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "16.4"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/ariaPlaceholder.json b/api/Element/ariaPlaceholder.json
new file mode 100644
index 0000000..2882168
--- /dev/null
+++ b/api/Element/ariaPlaceholder.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "ariaPlaceholder": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaPlaceholder",
+          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariaplaceholder",
+          "tags": [
+            "web-features:aria-attribute-reflection"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "81"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "119"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "12.1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/ariaPosInSet.json b/api/Element/ariaPosInSet.json
new file mode 100644
index 0000000..2861682
--- /dev/null
+++ b/api/Element/ariaPosInSet.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "ariaPosInSet": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaPosInSet",
+          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariaposinset",
+          "tags": [
+            "web-features:aria-attribute-reflection"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "81"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "119"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "12.1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/ariaPressed.json b/api/Element/ariaPressed.json
new file mode 100644
index 0000000..9d587f1
--- /dev/null
+++ b/api/Element/ariaPressed.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "ariaPressed": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaPressed",
+          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariapressed",
+          "tags": [
+            "web-features:aria-attribute-reflection"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "81"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "119"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "12.1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/ariaReadOnly.json b/api/Element/ariaReadOnly.json
new file mode 100644
index 0000000..088e9f8
--- /dev/null
+++ b/api/Element/ariaReadOnly.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "ariaReadOnly": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaReadOnly",
+          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariareadonly",
+          "tags": [
+            "web-features:aria-attribute-reflection"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "81"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "119"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "12.1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/ariaRelevant.json b/api/Element/ariaRelevant.json
new file mode 100644
index 0000000..2c77468
--- /dev/null
+++ b/api/Element/ariaRelevant.json
@@ -0,0 +1,43 @@
+{
+  "api": {
+    "Element": {
+      "ariaRelevant": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaRelevant",
+          "tags": [
+            "web-features:aria-attribute-reflection"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "81"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "119"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "12.1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": false,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/ariaRequired.json b/api/Element/ariaRequired.json
new file mode 100644
index 0000000..299d3cf
--- /dev/null
+++ b/api/Element/ariaRequired.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "ariaRequired": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaRequired",
+          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariarequired",
+          "tags": [
+            "web-features:aria-attribute-reflection"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "81"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "119"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "12.1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/ariaRoleDescription.json b/api/Element/ariaRoleDescription.json
new file mode 100644
index 0000000..cee3e98
--- /dev/null
+++ b/api/Element/ariaRoleDescription.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "ariaRoleDescription": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaRoleDescription",
+          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariaorientation",
+          "tags": [
+            "web-features:aria-attribute-reflection"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "81"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "119"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "12.1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/ariaRowCount.json b/api/Element/ariaRowCount.json
new file mode 100644
index 0000000..4b07c53
--- /dev/null
+++ b/api/Element/ariaRowCount.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "ariaRowCount": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaRowCount",
+          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariarowcount",
+          "tags": [
+            "web-features:aria-attribute-reflection"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "81"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "119"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "12.1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/ariaRowIndex.json b/api/Element/ariaRowIndex.json
new file mode 100644
index 0000000..e0845c5
--- /dev/null
+++ b/api/Element/ariaRowIndex.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "ariaRowIndex": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaRowIndex",
+          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariarowindex",
+          "tags": [
+            "web-features:aria-attribute-reflection"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "81"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "119"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "12.1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/ariaRowIndexText.json b/api/Element/ariaRowIndexText.json
new file mode 100644
index 0000000..a4040e2
--- /dev/null
+++ b/api/Element/ariaRowIndexText.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "ariaRowIndexText": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaRowIndexText",
+          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariarowindextext",
+          "tags": [
+            "web-features:aria-attribute-reflection"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "128"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "119"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": false
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/ariaRowSpan.json b/api/Element/ariaRowSpan.json
new file mode 100644
index 0000000..3610f6a
--- /dev/null
+++ b/api/Element/ariaRowSpan.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "ariaRowSpan": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaRowSpan",
+          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariarowspan",
+          "tags": [
+            "web-features:aria-attribute-reflection"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "81"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "119"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "12.1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/ariaSelected.json b/api/Element/ariaSelected.json
new file mode 100644
index 0000000..c438518
--- /dev/null
+++ b/api/Element/ariaSelected.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "ariaSelected": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaSelected",
+          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariaselected",
+          "tags": [
+            "web-features:aria-attribute-reflection"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "81"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "119"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "12.1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/ariaSetSize.json b/api/Element/ariaSetSize.json
new file mode 100644
index 0000000..a34b04a
--- /dev/null
+++ b/api/Element/ariaSetSize.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "ariaSetSize": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaSetSize",
+          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariasetsize",
+          "tags": [
+            "web-features:aria-attribute-reflection"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "84"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "119"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "12.1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/ariaSort.json b/api/Element/ariaSort.json
new file mode 100644
index 0000000..eba3d43
--- /dev/null
+++ b/api/Element/ariaSort.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "ariaSort": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaSort",
+          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariasort",
+          "tags": [
+            "web-features:aria-attribute-reflection"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "81"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "119"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "12.1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/ariaValueMax.json b/api/Element/ariaValueMax.json
new file mode 100644
index 0000000..2d6bc99
--- /dev/null
+++ b/api/Element/ariaValueMax.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "ariaValueMax": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaValueMax",
+          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariavaluemax",
+          "tags": [
+            "web-features:aria-attribute-reflection"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "81"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "119"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "12.1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/ariaValueMin.json b/api/Element/ariaValueMin.json
new file mode 100644
index 0000000..51d9888
--- /dev/null
+++ b/api/Element/ariaValueMin.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "ariaValueMin": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaValueMin",
+          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariavaluemin",
+          "tags": [
+            "web-features:aria-attribute-reflection"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "81"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "119"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "12.1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/ariaValueNow.json b/api/Element/ariaValueNow.json
new file mode 100644
index 0000000..a56136f
--- /dev/null
+++ b/api/Element/ariaValueNow.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "ariaValueNow": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaValueNow",
+          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariavaluenow",
+          "tags": [
+            "web-features:aria-attribute-reflection"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "81"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "119"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "12.1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/ariaValueText.json b/api/Element/ariaValueText.json
new file mode 100644
index 0000000..a143693
--- /dev/null
+++ b/api/Element/ariaValueText.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "ariaValueText": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/ariaValueText",
+          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-ariavaluetext",
+          "tags": [
+            "web-features:aria-attribute-reflection"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "81"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "119"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "12.1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/assignedSlot.json b/api/Element/assignedSlot.json
new file mode 100644
index 0000000..c2c92d6
--- /dev/null
+++ b/api/Element/assignedSlot.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "assignedSlot": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/assignedSlot",
+          "spec_url": "https://dom.spec.whatwg.org/#dom-slotable-assignedslot",
+          "tags": [
+            "web-features:slot"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "53"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "63"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "10"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/attachShadow.json b/api/Element/attachShadow.json
new file mode 100644
index 0000000..5aa91c2
--- /dev/null
+++ b/api/Element/attachShadow.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "attachShadow": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/attachShadow",
+          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-attachshadowâ‘ ",
+          "tags": [
+            "web-features:shadow-dom"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "53"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "63"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "10"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/attributes.json b/api/Element/attributes.json
new file mode 100644
index 0000000..d3aad6d
--- /dev/null
+++ b/api/Element/attributes.json
@@ -0,0 +1,50 @@
+{
+  "api": {
+    "Element": {
+      "attributes": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/attributes",
+          "spec_url": "https://dom.spec.whatwg.org/#dom-element-attributes",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "1"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "1"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "5.5"
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "8"
+            },
+            "opera_android": {
+              "version_added": "10.1"
+            },
+            "safari": {
+              "version_added": "1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/auxclick_event.json b/api/Element/auxclick_event.json
new file mode 100644
index 0000000..4ceb37d
--- /dev/null
+++ b/api/Element/auxclick_event.json
@@ -0,0 +1,51 @@
+{
+  "api": {
+    "Element": {
+      "auxclick_event": {
+        "__compat": {
+          "description": "`auxclick` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/auxclick_event",
+          "spec_url": [
+            "https://w3c.github.io/uievents/#event-type-auxclick",
+            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-onauxclick"
+          ],
+          "tags": [
+            "web-features:mouse-events"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "55"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "53",
+              "notes": "Starting in Firefox 68, the `auxclick` event is used to trigger the _new tab on middle-click_ action; previously, this had been done with the `click` event. Apps can prevent middle-click from opening new tabs (or middle-click to paste, if that feature is enabled) by intercepting `auxclick` on links, and `auxclick` event handlers can now open popups without triggering the popup blocker."
+            },
+            "firefox_android": {
+              "version_added": "53"
+            },
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "18.2"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/before.json b/api/Element/before.json
new file mode 100644
index 0000000..016da92
--- /dev/null
+++ b/api/Element/before.json
@@ -0,0 +1,48 @@
+{
+  "api": {
+    "Element": {
+      "before": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/before",
+          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-childnode-beforeâ‘ ",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "54"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "17"
+            },
+            "firefox": {
+              "version_added": "49"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "39"
+            },
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "10"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/beforeinput_event.json b/api/Element/beforeinput_event.json
new file mode 100644
index 0000000..b93f9cf
--- /dev/null
+++ b/api/Element/beforeinput_event.json
@@ -0,0 +1,45 @@
+{
+  "api": {
+    "Element": {
+      "beforeinput_event": {
+        "__compat": {
+          "description": "`beforeinput` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/beforeinput_event",
+          "spec_url": "https://w3c.github.io/uievents/#event-type-beforeinput",
+          "tags": [
+            "web-features:input-event"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "60"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "87"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "10.1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/beforematch_event.json b/api/Element/beforematch_event.json
new file mode 100644
index 0000000..0dee618
--- /dev/null
+++ b/api/Element/beforematch_event.json
@@ -0,0 +1,45 @@
+{
+  "api": {
+    "Element": {
+      "beforematch_event": {
+        "__compat": {
+          "description": "`beforematch` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/beforematch_event",
+          "spec_url": "https://html.spec.whatwg.org/multipage/indices.html#event-beforematch",
+          "tags": [
+            "web-features:hidden-until-found"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "102"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": false
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": false
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": true,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/beforescriptexecute_event.json b/api/Element/beforescriptexecute_event.json
new file mode 100644
index 0000000..271e1ae
--- /dev/null
+++ b/api/Element/beforescriptexecute_event.json
@@ -0,0 +1,41 @@
+{
+  "api": {
+    "Element": {
+      "beforescriptexecute_event": {
+        "__compat": {
+          "description": "`beforescriptexecute` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/beforescriptexecute_event",
+          "support": {
+            "chrome": {
+              "version_added": false
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "2"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": false
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": false,
+            "deprecated": true
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/beforexrselect_event.json b/api/Element/beforexrselect_event.json
new file mode 100644
index 0000000..8acbc58
--- /dev/null
+++ b/api/Element/beforexrselect_event.json
@@ -0,0 +1,48 @@
+{
+  "api": {
+    "Element": {
+      "beforexrselect_event": {
+        "__compat": {
+          "description": "`beforexrselect` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/beforexrselect_event",
+          "spec_url": "https://immersive-web.github.io/dom-overlays/#onbeforexrselect",
+          "tags": [
+            "web-features:webxr-dom-overlays"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "83"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": false
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": false
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": {
+              "version_added": false,
+              "impl_url": "https://crbug.com/40652382"
+            },
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": true,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/blur_event.json b/api/Element/blur_event.json
new file mode 100644
index 0000000..a14e21d
--- /dev/null
+++ b/api/Element/blur_event.json
@@ -0,0 +1,61 @@
+{
+  "api": {
+    "Element": {
+      "blur_event": {
+        "__compat": {
+          "description": "`blur` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/blur_event",
+          "spec_url": [
+            "https://w3c.github.io/uievents/#event-type-blur",
+            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-onblur"
+          ],
+          "tags": [
+            "web-features:focus-events"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "1"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": [
+              {
+                "version_added": "24"
+              },
+              {
+                "version_added": "6",
+                "version_removed": "24",
+                "notes": "The interface for this event is [`Event`](https://developer.mozilla.org/docs/Web/API/Event), not [`FocusEvent`](https://developer.mozilla.org/docs/Web/API/FocusEvent)."
+              }
+            ],
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "9"
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "11.6"
+            },
+            "opera_android": {
+              "version_added": "12.1"
+            },
+            "safari": {
+              "version_added": "3.1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/checkVisibility.json b/api/Element/checkVisibility.json
new file mode 100644
index 0000000..f384ca4
--- /dev/null
+++ b/api/Element/checkVisibility.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "checkVisibility": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/checkVisibility",
+          "spec_url": "https://drafts.csswg.org/cssom-view-1/#dom-element-checkvisibility",
+          "tags": [
+            "web-features:check-visibility"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "105"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "106"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "17.4"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/childElementCount.json b/api/Element/childElementCount.json
new file mode 100644
index 0000000..3414db5
--- /dev/null
+++ b/api/Element/childElementCount.json
@@ -0,0 +1,54 @@
+{
+  "api": {
+    "Element": {
+      "childElementCount": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/childElementCount",
+          "spec_url": "https://dom.spec.whatwg.org/#dom-parentnode-childelementcount",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "2"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "3.5"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "9"
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "10"
+            },
+            "opera_android": {
+              "version_added": "10.1"
+            },
+            "safari": {
+              "version_added": "4"
+            },
+            "safari_ios": {
+              "version_added": "3"
+            },
+            "samsunginternet_android": "mirror",
+            "webview_android": {
+              "version_added": "≤37"
+            },
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/children.json b/api/Element/children.json
new file mode 100644
index 0000000..cdb148a
--- /dev/null
+++ b/api/Element/children.json
@@ -0,0 +1,59 @@
+{
+  "api": {
+    "Element": {
+      "children": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/children",
+          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-parentnode-childrenâ‘ ",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "1"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "3.5"
+            },
+            "firefox_android": "mirror",
+            "ie": [
+              {
+                "version_added": "9"
+              },
+              {
+                "version_added": "6",
+                "version_removed": "9",
+                "notes": "Also includes non-standard `HTMLCommentElement` nodes."
+              }
+            ],
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "10"
+            },
+            "opera_android": {
+              "version_added": "10.1"
+            },
+            "safari": {
+              "version_added": "4"
+            },
+            "safari_ios": {
+              "version_added": "3"
+            },
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/classList.json b/api/Element/classList.json
new file mode 100644
index 0000000..b8bd50a
--- /dev/null
+++ b/api/Element/classList.json
@@ -0,0 +1,86 @@
+{
+  "api": {
+    "Element": {
+      "classList": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/classList",
+          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-classlistâ‘ ",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": [
+              {
+                "version_added": "22"
+              },
+              {
+                "version_added": "8",
+                "version_removed": "22",
+                "partial_implementation": true,
+                "notes": "Not supported for SVG elements."
+              }
+            ],
+            "chrome_android": "mirror",
+            "edge": [
+              {
+                "version_added": "16"
+              },
+              {
+                "version_added": "12",
+                "version_removed": "16",
+                "partial_implementation": true,
+                "notes": "Not supported for SVG elements."
+              }
+            ],
+            "firefox": {
+              "version_added": "3.6"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "10",
+              "partial_implementation": true,
+              "notes": "Not supported for SVG elements."
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "11.5"
+            },
+            "opera_android": {
+              "version_added": "11.5"
+            },
+            "safari": [
+              {
+                "version_added": "7"
+              },
+              {
+                "version_added": "6",
+                "version_removed": "7",
+                "partial_implementation": true,
+                "notes": "Not supported for SVG elements."
+              }
+            ],
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": [
+              {
+                "version_added": "4.4"
+              },
+              {
+                "version_added": "3",
+                "version_removed": "4.4",
+                "partial_implementation": true,
+                "notes": "Not supported for SVG elements."
+              }
+            ],
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/className.json b/api/Element/className.json
new file mode 100644
index 0000000..6f929d2
--- /dev/null
+++ b/api/Element/className.json
@@ -0,0 +1,58 @@
+{
+  "api": {
+    "Element": {
+      "className": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/className",
+          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-classnameâ‘ ",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": [
+              {
+                "version_added": "22"
+              },
+              {
+                "version_added": "1",
+                "version_removed": "22",
+                "partial_implementation": true,
+                "notes": "Only supported for [`HTMLElement`](https://developer.mozilla.org/docs/Web/API/HTMLElement), not all `Element` objects, such as [`SVGElement`](https://developer.mozilla.org/docs/Web/API/SVGElement)."
+              }
+            ],
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "1"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "5"
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "8"
+            },
+            "opera_android": {
+              "version_added": "10.1"
+            },
+            "safari": {
+              "version_added": "1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/click_event.json b/api/Element/click_event.json
new file mode 100644
index 0000000..3ca6224
--- /dev/null
+++ b/api/Element/click_event.json
@@ -0,0 +1,59 @@
+{
+  "api": {
+    "Element": {
+      "click_event": {
+        "__compat": {
+          "description": "`click` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/click_event",
+          "spec_url": [
+            "https://w3c.github.io/uievents/#event-type-click",
+            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-onclick"
+          ],
+          "tags": [
+            "web-features:mouse-events"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "1"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "6",
+              "notes": "Beginning in Firefox 68, Firefox no longer incorrectly sends a `click` event for buttons other than the primary mouse button; previously, there were circumstances in which this would occur. One example: middle-clicking a link would send a `click` to the document's `<html>` element."
+            },
+            "firefox_android": {
+              "version_added": "6"
+            },
+            "ie": {
+              "version_added": "9"
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "11.6"
+            },
+            "opera_android": {
+              "version_added": "12.1"
+            },
+            "safari": {
+              "version_added": "3"
+            },
+            "safari_ios": {
+              "version_added": "1"
+            },
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/clientHeight.json b/api/Element/clientHeight.json
new file mode 100644
index 0000000..fe5cad5
--- /dev/null
+++ b/api/Element/clientHeight.json
@@ -0,0 +1,52 @@
+{
+  "api": {
+    "Element": {
+      "clientHeight": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/clientHeight",
+          "spec_url": "https://drafts.csswg.org/cssom-view/#dom-element-clientheight",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "1"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "1"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "5"
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "8"
+            },
+            "opera_android": {
+              "version_added": "10.1"
+            },
+            "safari": {
+              "version_added": "3"
+            },
+            "safari_ios": {
+              "version_added": "1"
+            },
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/clientLeft.json b/api/Element/clientLeft.json
new file mode 100644
index 0000000..c9ba89b
--- /dev/null
+++ b/api/Element/clientLeft.json
@@ -0,0 +1,52 @@
+{
+  "api": {
+    "Element": {
+      "clientLeft": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/clientLeft",
+          "spec_url": "https://drafts.csswg.org/cssom-view/#dom-element-clientleft",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "1"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "3"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "5"
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "8"
+            },
+            "opera_android": {
+              "version_added": "10.1"
+            },
+            "safari": {
+              "version_added": "3"
+            },
+            "safari_ios": {
+              "version_added": "1"
+            },
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/clientTop.json b/api/Element/clientTop.json
new file mode 100644
index 0000000..4f82ae5
--- /dev/null
+++ b/api/Element/clientTop.json
@@ -0,0 +1,52 @@
+{
+  "api": {
+    "Element": {
+      "clientTop": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/clientTop",
+          "spec_url": "https://drafts.csswg.org/cssom-view/#dom-element-clienttop",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "1"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "3"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "5"
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "8"
+            },
+            "opera_android": {
+              "version_added": "10.1"
+            },
+            "safari": {
+              "version_added": "3"
+            },
+            "safari_ios": {
+              "version_added": "1"
+            },
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/clientWidth.json b/api/Element/clientWidth.json
new file mode 100644
index 0000000..7996b73
--- /dev/null
+++ b/api/Element/clientWidth.json
@@ -0,0 +1,52 @@
+{
+  "api": {
+    "Element": {
+      "clientWidth": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/clientWidth",
+          "spec_url": "https://drafts.csswg.org/cssom-view/#dom-element-clientwidth",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "1"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "1"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "5"
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "8"
+            },
+            "opera_android": {
+              "version_added": "10.1"
+            },
+            "safari": {
+              "version_added": "3"
+            },
+            "safari_ios": {
+              "version_added": "1"
+            },
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/closest.json b/api/Element/closest.json
new file mode 100644
index 0000000..b3f4217
--- /dev/null
+++ b/api/Element/closest.json
@@ -0,0 +1,48 @@
+{
+  "api": {
+    "Element": {
+      "closest": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/closest",
+          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-closestâ‘ ",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "41"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "15"
+            },
+            "firefox": {
+              "version_added": "35"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "6"
+            },
+            "safari_ios": {
+              "version_added": "9"
+            },
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/compositionend_event.json b/api/Element/compositionend_event.json
new file mode 100644
index 0000000..920711c
--- /dev/null
+++ b/api/Element/compositionend_event.json
@@ -0,0 +1,55 @@
+{
+  "api": {
+    "Element": {
+      "compositionend_event": {
+        "__compat": {
+          "description": "`compositionend` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/compositionend_event",
+          "spec_url": "https://w3c.github.io/uievents/#event-type-compositionend",
+          "tags": [
+            "web-features:composition-events"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "15"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "9"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "11"
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "≤15"
+            },
+            "opera_android": {
+              "version_added": "≤14"
+            },
+            "safari": {
+              "version_added": "5"
+            },
+            "safari_ios": {
+              "version_added": "5"
+            },
+            "samsunginternet_android": "mirror",
+            "webview_android": {
+              "version_added": "≤37"
+            },
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/compositionstart_event.json b/api/Element/compositionstart_event.json
new file mode 100644
index 0000000..efa1263
--- /dev/null
+++ b/api/Element/compositionstart_event.json
@@ -0,0 +1,55 @@
+{
+  "api": {
+    "Element": {
+      "compositionstart_event": {
+        "__compat": {
+          "description": "`compositionstart` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/compositionstart_event",
+          "spec_url": "https://w3c.github.io/uievents/#event-type-compositionstart",
+          "tags": [
+            "web-features:composition-events"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "15"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "9"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "11"
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "≤15"
+            },
+            "opera_android": {
+              "version_added": "≤14"
+            },
+            "safari": {
+              "version_added": "5"
+            },
+            "safari_ios": {
+              "version_added": "5"
+            },
+            "samsunginternet_android": "mirror",
+            "webview_android": {
+              "version_added": "≤37"
+            },
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/compositionupdate_event.json b/api/Element/compositionupdate_event.json
new file mode 100644
index 0000000..eff3e06
--- /dev/null
+++ b/api/Element/compositionupdate_event.json
@@ -0,0 +1,51 @@
+{
+  "api": {
+    "Element": {
+      "compositionupdate_event": {
+        "__compat": {
+          "description": "`compositionupdate` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/compositionupdate_event",
+          "spec_url": "https://w3c.github.io/uievents/#event-type-compositionupdate",
+          "tags": [
+            "web-features:composition-events"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "18"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "9"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "11"
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "5"
+            },
+            "safari_ios": {
+              "version_added": "5"
+            },
+            "samsunginternet_android": "mirror",
+            "webview_android": {
+              "version_added": "≤37"
+            },
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/computedStyleMap.json b/api/Element/computedStyleMap.json
new file mode 100644
index 0000000..d1527ff
--- /dev/null
+++ b/api/Element/computedStyleMap.json
@@ -0,0 +1,45 @@
+{
+  "api": {
+    "Element": {
+      "computedStyleMap": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/computedStyleMap",
+          "spec_url": "https://drafts.css-houdini.org/css-typed-om/#dom-element-computedstylemap",
+          "tags": [
+            "web-features:css-typed-om"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "66"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": false,
+              "impl_url": "https://bugzil.la/1278697"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "16.4"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/contentvisibilityautostatechange_event.json b/api/Element/contentvisibilityautostatechange_event.json
new file mode 100644
index 0000000..e5c8b1f
--- /dev/null
+++ b/api/Element/contentvisibilityautostatechange_event.json
@@ -0,0 +1,53 @@
+{
+  "api": {
+    "Element": {
+      "contentvisibilityautostatechange_event": {
+        "__compat": {
+          "description": "`contentvisibilityautostatechange` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/contentvisibilityautostatechange_event",
+          "spec_url": "https://drafts.csswg.org/css-contain/#content-visibility-auto-state-change",
+          "tags": [
+            "web-features:content-visibility"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "108"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": [
+              {
+                "version_added": "130"
+              },
+              {
+                "version_added": "124",
+                "version_removed": "130",
+                "partial_implementation": true,
+                "notes": "The `oncontentvisibilityautostatechange` event handler property is not supported."
+              }
+            ],
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "18"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/contextmenu_event.json b/api/Element/contextmenu_event.json
new file mode 100644
index 0000000..40c12fb
--- /dev/null
+++ b/api/Element/contextmenu_event.json
@@ -0,0 +1,54 @@
+{
+  "api": {
+    "Element": {
+      "contextmenu_event": {
+        "__compat": {
+          "description": "`contextmenu` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/contextmenu_event",
+          "spec_url": "https://w3c.github.io/uievents/#event-type-contextmenu",
+          "tags": [
+            "web-features:mouse-events"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "1"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "6"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "9"
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "10.5"
+            },
+            "opera_android": {
+              "version_added": "11.1"
+            },
+            "safari": {
+              "version_added": "3"
+            },
+            "safari_ios": {
+              "version_added": false,
+              "impl_url": "https://webkit.org/b/213953"
+            },
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/copy_event.json b/api/Element/copy_event.json
new file mode 100644
index 0000000..f04e26d
--- /dev/null
+++ b/api/Element/copy_event.json
@@ -0,0 +1,57 @@
+{
+  "api": {
+    "Element": {
+      "copy_event": {
+        "__compat": {
+          "description": "`copy` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/copy_event",
+          "spec_url": [
+            "https://w3c.github.io/clipboard-apis/#clipboard-event-copy",
+            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-oncopy"
+          ],
+          "tags": [
+            "web-features:clipboard-events"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "1"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "22"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "9",
+              "notes": "Before Internet Explorer 9, this event is not supported via `addEventListener`; however, the event handler is supported since IE 5.5. The event can be listened to via `element.oncopy`."
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "≤12.1"
+            },
+            "opera_android": {
+              "version_added": "≤12.1"
+            },
+            "safari": {
+              "version_added": "3"
+            },
+            "safari_ios": {
+              "version_added": "3"
+            },
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/currentCSSZoom.json b/api/Element/currentCSSZoom.json
new file mode 100644
index 0000000..6494a5a
--- /dev/null
+++ b/api/Element/currentCSSZoom.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "currentCSSZoom": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/currentCSSZoom",
+          "spec_url": "https://drafts.csswg.org/cssom-view/#dom-element-currentcsszoom",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "128"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "126"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": false
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/cut_event.json b/api/Element/cut_event.json
new file mode 100644
index 0000000..2b6cdef
--- /dev/null
+++ b/api/Element/cut_event.json
@@ -0,0 +1,57 @@
+{
+  "api": {
+    "Element": {
+      "cut_event": {
+        "__compat": {
+          "description": "`cut` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/cut_event",
+          "spec_url": [
+            "https://w3c.github.io/clipboard-apis/#clipboard-event-cut",
+            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-oncut"
+          ],
+          "tags": [
+            "web-features:clipboard-events"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "1"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "22"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "9",
+              "notes": "Before Internet Explorer 9, this event is not supported via `addEventListener`; however, the event handler is supported since IE 5.5. The event can be listened to via `element.oncopy`."
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "≤12.1"
+            },
+            "opera_android": {
+              "version_added": "≤12.1"
+            },
+            "safari": {
+              "version_added": "3"
+            },
+            "safari_ios": {
+              "version_added": "3"
+            },
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/dblclick_event.json b/api/Element/dblclick_event.json
new file mode 100644
index 0000000..22f9d46
--- /dev/null
+++ b/api/Element/dblclick_event.json
@@ -0,0 +1,59 @@
+{
+  "api": {
+    "Element": {
+      "dblclick_event": {
+        "__compat": {
+          "description": "`dblclick` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/dblclick_event",
+          "spec_url": [
+            "https://w3c.github.io/uievents/#event-type-dblclick",
+            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-ondblclick"
+          ],
+          "tags": [
+            "web-features:mouse-events"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "1"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "6",
+              "notes": "Starting in Firefox 68, `dblclick` events are only sent for the primary mouse button, per the specification."
+            },
+            "firefox_android": {
+              "version_added": "6"
+            },
+            "ie": {
+              "version_added": "8"
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "11.6"
+            },
+            "opera_android": {
+              "version_added": "12.1"
+            },
+            "safari": {
+              "version_added": "3"
+            },
+            "safari_ios": {
+              "version_added": "1"
+            },
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/elementTiming.json b/api/Element/elementTiming.json
new file mode 100644
index 0000000..105f07a
--- /dev/null
+++ b/api/Element/elementTiming.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "elementTiming": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/elementTiming",
+          "spec_url": "https://w3c.github.io/element-timing/#dom-element-elementtiming",
+          "tags": [
+            "web-features:element-timing"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "77"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": false
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": false
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": true,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/firstElementChild.json b/api/Element/firstElementChild.json
new file mode 100644
index 0000000..f93b0e4
--- /dev/null
+++ b/api/Element/firstElementChild.json
@@ -0,0 +1,54 @@
+{
+  "api": {
+    "Element": {
+      "firstElementChild": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/firstElementChild",
+          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-parentnode-firstelementchildâ‘ ",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "2"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "3.5"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "9"
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "10"
+            },
+            "opera_android": {
+              "version_added": "10.1"
+            },
+            "safari": {
+              "version_added": "4"
+            },
+            "safari_ios": {
+              "version_added": "3"
+            },
+            "samsunginternet_android": "mirror",
+            "webview_android": {
+              "version_added": "≤37"
+            },
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/focus_event.json b/api/Element/focus_event.json
new file mode 100644
index 0000000..241c1b7
--- /dev/null
+++ b/api/Element/focus_event.json
@@ -0,0 +1,62 @@
+{
+  "api": {
+    "Element": {
+      "focus_event": {
+        "__compat": {
+          "description": "`focus` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/focus_event",
+          "spec_url": [
+            "https://w3c.github.io/uievents/#event-type-focus",
+            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-onfocus"
+          ],
+          "tags": [
+            "web-features:focus-events"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "1"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": [
+              {
+                "version_added": "24"
+              },
+              {
+                "version_added": "6",
+                "version_removed": "24",
+                "partial_implementation": true,
+                "notes": "The interface for this event is [`Event`](https://developer.mozilla.org/docs/Web/API/Event), not [`FocusEvent`](https://developer.mozilla.org/docs/Web/API/FocusEvent)."
+              }
+            ],
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "9"
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "11.6"
+            },
+            "opera_android": {
+              "version_added": "12.1"
+            },
+            "safari": {
+              "version_added": "3.1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/focusin_event.json b/api/Element/focusin_event.json
new file mode 100644
index 0000000..69bfc4e
--- /dev/null
+++ b/api/Element/focusin_event.json
@@ -0,0 +1,59 @@
+{
+  "api": {
+    "Element": {
+      "focusin_event": {
+        "__compat": {
+          "description": "`focusin` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/focusin_event",
+          "spec_url": "https://w3c.github.io/uievents/#event-type-focusin",
+          "tags": [
+            "web-features:focus-events"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "1",
+              "partial_implementation": true,
+              "notes": "The `onfocusin` event handler property is not supported. To listen to this event, use `element.addEventListener('focusin', function() {});`."
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12",
+              "partial_implementation": true,
+              "notes": "The `onfocusin` event handler property is not supported. To listen to this event, use `element.addEventListener('focusin', function() {});`."
+            },
+            "firefox": {
+              "version_added": "52",
+              "partial_implementation": true,
+              "notes": "The `onfocusin` event handler property is not supported. To listen to this event, use `element.addEventListener('focusin', function() {});`."
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "9"
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "11.6"
+            },
+            "opera_android": {
+              "version_added": "12.1"
+            },
+            "safari": {
+              "version_added": "5"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": {
+              "version_added": "≤37"
+            },
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/focusout_event.json b/api/Element/focusout_event.json
new file mode 100644
index 0000000..f43ecb8
--- /dev/null
+++ b/api/Element/focusout_event.json
@@ -0,0 +1,59 @@
+{
+  "api": {
+    "Element": {
+      "focusout_event": {
+        "__compat": {
+          "description": "`focusout` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/focusout_event",
+          "spec_url": "https://w3c.github.io/uievents/#event-type-focusout",
+          "tags": [
+            "web-features:focus-events"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "1",
+              "partial_implementation": true,
+              "notes": "The `onfocusout` event handler property is not supported. To listen to this event, use `element.addEventListener('focusout', function() {});`."
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12",
+              "partial_implementation": true,
+              "notes": "The `onfocusout` event handler property is not supported. To listen to this event, use `element.addEventListener('focusout', function() {});`."
+            },
+            "firefox": {
+              "version_added": "52",
+              "partial_implementation": true,
+              "notes": "The `onfocusout` event handler property is not supported. To listen to this event, use `element.addEventListener('focusout', function() {});`."
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "9"
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "11.6"
+            },
+            "opera_android": {
+              "version_added": "12.1"
+            },
+            "safari": {
+              "version_added": "5"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": {
+              "version_added": "≤37"
+            },
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/fullscreenchange_event.json b/api/Element/fullscreenchange_event.json
new file mode 100644
index 0000000..4668ea0
--- /dev/null
+++ b/api/Element/fullscreenchange_event.json
@@ -0,0 +1,124 @@
+{
+  "api": {
+    "Element": {
+      "fullscreenchange_event": {
+        "__compat": {
+          "description": "`fullscreenchange` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/fullscreenchange_event",
+          "spec_url": "https://fullscreen.spec.whatwg.org/#handler-document-onfullscreenchange",
+          "tags": [
+            "web-features:fullscreen"
+          ],
+          "support": {
+            "chrome": [
+              {
+                "version_added": "71"
+              },
+              {
+                "prefix": "webkit",
+                "version_added": "15"
+              }
+            ],
+            "chrome_android": "mirror",
+            "edge": [
+              {
+                "version_added": "79"
+              },
+              {
+                "prefix": "webkit",
+                "version_added": "12"
+              },
+              {
+                "version_added": "12",
+                "version_removed": "14"
+              }
+            ],
+            "firefox": [
+              {
+                "version_added": "64"
+              },
+              {
+                "prefix": "moz",
+                "version_added": "10"
+              }
+            ],
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": [
+              {
+                "version_added": "58"
+              },
+              {
+                "prefix": "webkit",
+                "version_added": "15"
+              },
+              {
+                "version_added": "12.1",
+                "version_removed": "15"
+              }
+            ],
+            "opera_android": [
+              {
+                "version_added": "50"
+              },
+              {
+                "prefix": "webkit",
+                "version_added": "14"
+              },
+              {
+                "version_added": "12.1",
+                "version_removed": "14"
+              }
+            ],
+            "safari": [
+              {
+                "version_added": "16.4"
+              },
+              {
+                "prefix": "webkit",
+                "version_added": "5.1"
+              }
+            ],
+            "safari_ios": [
+              {
+                "version_added": "16.4",
+                "partial_implementation": true,
+                "notes": [
+                  "Only available on iPad, not on iPhone.",
+                  "Shows an overlay button which can not be disabled. Swiping down exits fullscreen mode, making it unsuitable for some use cases like games."
+                ]
+              },
+              {
+                "prefix": "webkit",
+                "version_added": "12",
+                "partial_implementation": true,
+                "notes": "Only available on iPad, not on iPhone."
+              }
+            ],
+            "samsunginternet_android": "mirror",
+            "webview_android": [
+              {
+                "version_added": "71"
+              },
+              {
+                "prefix": "webkit",
+                "version_added": "≤37"
+              }
+            ],
+            "webview_ios": {
+              "version_added": false
+            }
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/fullscreenerror_event.json b/api/Element/fullscreenerror_event.json
new file mode 100644
index 0000000..d477ac7
--- /dev/null
+++ b/api/Element/fullscreenerror_event.json
@@ -0,0 +1,124 @@
+{
+  "api": {
+    "Element": {
+      "fullscreenerror_event": {
+        "__compat": {
+          "description": "`fullscreenerror` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/fullscreenerror_event",
+          "spec_url": "https://fullscreen.spec.whatwg.org/#handler-document-onfullscreenerror",
+          "tags": [
+            "web-features:fullscreen"
+          ],
+          "support": {
+            "chrome": [
+              {
+                "version_added": "71"
+              },
+              {
+                "prefix": "webkit",
+                "version_added": "18"
+              }
+            ],
+            "chrome_android": "mirror",
+            "edge": [
+              {
+                "version_added": "79"
+              },
+              {
+                "prefix": "webkit",
+                "version_added": "12"
+              },
+              {
+                "version_added": "12",
+                "version_removed": "14"
+              }
+            ],
+            "firefox": [
+              {
+                "version_added": "64"
+              },
+              {
+                "prefix": "moz",
+                "version_added": "10"
+              }
+            ],
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": [
+              {
+                "version_added": "58"
+              },
+              {
+                "prefix": "webkit",
+                "version_added": "15"
+              },
+              {
+                "version_added": "12.1",
+                "version_removed": "15"
+              }
+            ],
+            "opera_android": [
+              {
+                "version_added": "50"
+              },
+              {
+                "prefix": "webkit",
+                "version_added": "14"
+              },
+              {
+                "version_added": "12.1",
+                "version_removed": "14"
+              }
+            ],
+            "safari": [
+              {
+                "version_added": "16.4"
+              },
+              {
+                "prefix": "webkit",
+                "version_added": "6"
+              }
+            ],
+            "safari_ios": [
+              {
+                "version_added": "16.4",
+                "partial_implementation": true,
+                "notes": [
+                  "Only available on iPad, not on iPhone.",
+                  "Shows an overlay button which can not be disabled. Swiping down exits fullscreen mode, making it unsuitable for some use cases like games."
+                ]
+              },
+              {
+                "prefix": "webkit",
+                "version_added": "12",
+                "partial_implementation": true,
+                "notes": "Only available on iPad, not on iPhone."
+              }
+            ],
+            "samsunginternet_android": "mirror",
+            "webview_android": [
+              {
+                "version_added": "71"
+              },
+              {
+                "prefix": "webkit",
+                "version_added": "≤37"
+              }
+            ],
+            "webview_ios": {
+              "version_added": false
+            }
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/gesturechange_event.json b/api/Element/gesturechange_event.json
new file mode 100644
index 0000000..40123b0
--- /dev/null
+++ b/api/Element/gesturechange_event.json
@@ -0,0 +1,43 @@
+{
+  "api": {
+    "Element": {
+      "gesturechange_event": {
+        "__compat": {
+          "description": "`gesturechange` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/gesturechange_event",
+          "support": {
+            "chrome": {
+              "version_added": false
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": false
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": false
+            },
+            "safari_ios": {
+              "version_added": "2"
+            },
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": false,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/gestureend_event.json b/api/Element/gestureend_event.json
new file mode 100644
index 0000000..2df1e41
--- /dev/null
+++ b/api/Element/gestureend_event.json
@@ -0,0 +1,43 @@
+{
+  "api": {
+    "Element": {
+      "gestureend_event": {
+        "__compat": {
+          "description": "`gestureend` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/gestureend_event",
+          "support": {
+            "chrome": {
+              "version_added": false
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": false
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": false
+            },
+            "safari_ios": {
+              "version_added": "2"
+            },
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": false,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/gesturestart_event.json b/api/Element/gesturestart_event.json
new file mode 100644
index 0000000..60f6bda
--- /dev/null
+++ b/api/Element/gesturestart_event.json
@@ -0,0 +1,43 @@
+{
+  "api": {
+    "Element": {
+      "gesturestart_event": {
+        "__compat": {
+          "description": "`gesturestart` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/gesturestart_event",
+          "support": {
+            "chrome": {
+              "version_added": false
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": false
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": false
+            },
+            "safari_ios": {
+              "version_added": "2"
+            },
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": false,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/getAnimations.json b/api/Element/getAnimations.json
new file mode 100644
index 0000000..73b47a8
--- /dev/null
+++ b/api/Element/getAnimations.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "getAnimations": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/getAnimations",
+          "spec_url": "https://drafts.csswg.org/web-animations-1/#dom-animatable-getanimations",
+          "tags": [
+            "web-features:web-animations"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "84"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "75"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "13.1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/getAttribute.json b/api/Element/getAttribute.json
new file mode 100644
index 0000000..fcb351a
--- /dev/null
+++ b/api/Element/getAttribute.json
@@ -0,0 +1,50 @@
+{
+  "api": {
+    "Element": {
+      "getAttribute": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/getAttribute",
+          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-getattributeâ‘ ",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "1"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "1"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "5"
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "8"
+            },
+            "opera_android": {
+              "version_added": "10.1"
+            },
+            "safari": {
+              "version_added": "1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/getAttributeNS.json b/api/Element/getAttributeNS.json
new file mode 100644
index 0000000..31475d4
--- /dev/null
+++ b/api/Element/getAttributeNS.json
@@ -0,0 +1,51 @@
+{
+  "api": {
+    "Element": {
+      "getAttributeNS": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/getAttributeNS",
+          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-getattributensâ‘ ",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "1"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "1",
+              "notes": "Starting in Firefox 13, `null` is always returned instead of the empty string, as per the DOM4 specification. Previously, there were cases in which an empty string could be returned."
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "9"
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "≤12.1"
+            },
+            "opera_android": {
+              "version_added": "≤12.1"
+            },
+            "safari": {
+              "version_added": "1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/getAttributeNames.json b/api/Element/getAttributeNames.json
new file mode 100644
index 0000000..04be85c
--- /dev/null
+++ b/api/Element/getAttributeNames.json
@@ -0,0 +1,46 @@
+{
+  "api": {
+    "Element": {
+      "getAttributeNames": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/getAttributeNames",
+          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-getattributenamesâ‘ ",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "61"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "18"
+            },
+            "firefox": {
+              "version_added": "45"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "10.1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/getAttributeNode.json b/api/Element/getAttributeNode.json
new file mode 100644
index 0000000..4f557a6
--- /dev/null
+++ b/api/Element/getAttributeNode.json
@@ -0,0 +1,50 @@
+{
+  "api": {
+    "Element": {
+      "getAttributeNode": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/getAttributeNode",
+          "spec_url": "https://dom.spec.whatwg.org/#dom-element-getattributenode",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "1"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "1"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "6"
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "≤12.1"
+            },
+            "opera_android": {
+              "version_added": "≤12.1"
+            },
+            "safari": {
+              "version_added": "1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/getAttributeNodeNS.json b/api/Element/getAttributeNodeNS.json
new file mode 100644
index 0000000..839318f
--- /dev/null
+++ b/api/Element/getAttributeNodeNS.json
@@ -0,0 +1,50 @@
+{
+  "api": {
+    "Element": {
+      "getAttributeNodeNS": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/getAttributeNodeNS",
+          "spec_url": "https://dom.spec.whatwg.org/#dom-element-getattributenodens",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "1"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "1"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "9"
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "≤12.1"
+            },
+            "opera_android": {
+              "version_added": "≤12.1"
+            },
+            "safari": {
+              "version_added": "1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/getBoundingClientRect.json b/api/Element/getBoundingClientRect.json
new file mode 100644
index 0000000..6902f05
--- /dev/null
+++ b/api/Element/getBoundingClientRect.json
@@ -0,0 +1,55 @@
+{
+  "api": {
+    "Element": {
+      "getBoundingClientRect": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/getBoundingClientRect",
+          "spec_url": "https://drafts.csswg.org/cssom-view/#dom-element-getboundingclientrect",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "2"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "3"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "4"
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "9.5"
+            },
+            "opera_android": {
+              "version_added": "10.1"
+            },
+            "safari": {
+              "version_added": "4"
+            },
+            "safari_ios": {
+              "version_added": "3.2",
+              "notes": "Safari for iOS will modify the effective viewport based on the user zoom. This results in incorrect values whenever the user has zoomed."
+            },
+            "samsunginternet_android": "mirror",
+            "webview_android": {
+              "version_added": "2"
+            },
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/getBoxQuads.json b/api/Element/getBoxQuads.json
new file mode 100644
index 0000000..f32c48f
--- /dev/null
+++ b/api/Element/getBoxQuads.json
@@ -0,0 +1,50 @@
+{
+  "api": {
+    "Element": {
+      "getBoxQuads": {
+        "__compat": {
+          "spec_url": "https://drafts.csswg.org/cssom-view/#dom-geometryutils-getboxquads",
+          "tags": [
+            "web-features:getboxquads"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": false
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "31",
+              "flags": [
+                {
+                  "type": "preference",
+                  "name": "layout.css.getBoxQuads.enabled",
+                  "value_to_set": "true"
+                }
+              ]
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": false
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": true,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/getClientRects.json b/api/Element/getClientRects.json
new file mode 100644
index 0000000..c3ae102
--- /dev/null
+++ b/api/Element/getClientRects.json
@@ -0,0 +1,52 @@
+{
+  "api": {
+    "Element": {
+      "getClientRects": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/getClientRects",
+          "spec_url": "https://drafts.csswg.org/cssom-view/#dom-element-getclientrects",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "2"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "3"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "5"
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "9.5"
+            },
+            "opera_android": {
+              "version_added": "10.1"
+            },
+            "safari": {
+              "version_added": "4"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": {
+              "version_added": "2"
+            },
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/getElementsByClassName.json b/api/Element/getElementsByClassName.json
new file mode 100644
index 0000000..46aa1ce
--- /dev/null
+++ b/api/Element/getElementsByClassName.json
@@ -0,0 +1,63 @@
+{
+  "api": {
+    "Element": {
+      "getElementsByClassName": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/getElementsByClassName",
+          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-getelementsbyclassname",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "1"
+            },
+            "chrome_android": "mirror",
+            "edge": [
+              {
+                "version_added": "16"
+              },
+              {
+                "version_added": "12",
+                "version_removed": "16",
+                "partial_implementation": true,
+                "notes": "Only supported for [`HTMLElement`](https://developer.mozilla.org/docs/Web/API/HTMLElement), not all `Element` objects, such as [`SVGElement`](https://developer.mozilla.org/docs/Web/API/SVGElement)."
+              }
+            ],
+            "firefox": {
+              "version_added": "3",
+              "notes": "Before Firefox 19, this method was returning a `NodeList`; it was then changed to reflect the change in the spec."
+            },
+            "firefox_android": {
+              "version_added": "4"
+            },
+            "ie": {
+              "version_added": "9",
+              "partial_implementation": true,
+              "notes": "Only supported for [`HTMLElement`](https://developer.mozilla.org/docs/Web/API/HTMLElement), not all `Element` objects, such as [`SVGElement`](https://developer.mozilla.org/docs/Web/API/SVGElement)."
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "9.5"
+            },
+            "opera_android": {
+              "version_added": "10.1"
+            },
+            "safari": {
+              "version_added": "3.1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/getElementsByTagName.json b/api/Element/getElementsByTagName.json
new file mode 100644
index 0000000..6af30bc
--- /dev/null
+++ b/api/Element/getElementsByTagName.json
@@ -0,0 +1,54 @@
+{
+  "api": {
+    "Element": {
+      "getElementsByTagName": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/getElementsByTagName",
+          "spec_url": "https://dom.spec.whatwg.org/#dom-element-getelementsbytagname",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "1",
+              "notes": "Initially, this method was returning a `NodeList`; it was then changed to reflect the spec change."
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "1",
+              "notes": "Before Firefox 19, this method was returning a `NodeList`; it was then changed to reflect the change in the spec."
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "5.5"
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "8",
+              "notes": "Initially, this method was returning a `NodeList`; it was then changed to reflect the spec change."
+            },
+            "opera_android": {
+              "version_added": "10.1"
+            },
+            "safari": {
+              "version_added": "1",
+              "notes": "Initially, this method was returning a `NodeList`; it was then changed to reflect the spec change."
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/getElementsByTagNameNS.json b/api/Element/getElementsByTagNameNS.json
new file mode 100644
index 0000000..d34955a
--- /dev/null
+++ b/api/Element/getElementsByTagNameNS.json
@@ -0,0 +1,61 @@
+{
+  "api": {
+    "Element": {
+      "getElementsByTagNameNS": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/getElementsByTagNameNS",
+          "spec_url": "https://dom.spec.whatwg.org/#dom-element-getelementsbytagnamens",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "1",
+              "notes": "Initially, this method was returning a `NodeList`; it was then changed to reflect the spec change."
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "1",
+              "notes": [
+                "The behavior of `element.getElementsByTagNameNS` changed between Firefox 3.5 and Firefox 3.6. In Firefox 3.5 and before, this function would automatically case-fold any queries so that a search for \"foo\" would match \"Foo\" or \"foo\". In Firefox 3.6 and later this function is now case-sensitive so that a query for \"foo\" will only match \"foo\" and not \"Foo\". For more background on this, please see the [comment from Henri Sivonen about the change](https://bugzil.la/542185#c5). You can also look at the [relevant part of the standard, which states which parts of the API are case-sensitive and which parts aren't](https://developer.mozilla.org/docs/Case_Sensitivity_in_class_and_id_Names).",
+                "Before Firefox 19, this method was returning a `NodeList`; it was then changed to reflects the spec change."
+              ]
+            },
+            "firefox_android": {
+              "version_added": "4",
+              "notes": "Before Firefox 19, this method was returning a `NodeList`; it was then changed to reflects the spec change."
+            },
+            "ie": {
+              "version_added": "9"
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "≤12.1",
+              "notes": "Initially, this method was returning a `NodeList`; it was then changed to reflect the spec change."
+            },
+            "opera_android": {
+              "version_added": "≤12.1",
+              "notes": "Initially, this method was returning a `NodeList`; it was then changed to reflect the spec change."
+            },
+            "safari": {
+              "version_added": "1",
+              "notes": "Initially, this method was returning a `NodeList`; it was then changed to reflect the spec change."
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/getHTML.json b/api/Element/getHTML.json
new file mode 100644
index 0000000..c0a8cd4
--- /dev/null
+++ b/api/Element/getHTML.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "getHTML": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/getHTML",
+          "spec_url": "https://html.spec.whatwg.org/multipage/dynamic-markup-insertion.html#dom-element-gethtml",
+          "tags": [
+            "web-features:gethtml"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "125"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "128"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "18"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/gotpointercapture_event.json b/api/Element/gotpointercapture_event.json
new file mode 100644
index 0000000..34ea352
--- /dev/null
+++ b/api/Element/gotpointercapture_event.json
@@ -0,0 +1,52 @@
+{
+  "api": {
+    "Element": {
+      "gotpointercapture_event": {
+        "__compat": {
+          "description": "`gotpointercapture` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/gotpointercapture_event",
+          "spec_url": [
+            "https://w3c.github.io/pointerevents/#the-gotpointercapture-event",
+            "https://w3c.github.io/pointerevents/#dom-globaleventhandlers-ongotpointercapture"
+          ],
+          "tags": [
+            "web-features:pointer-events-api"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "57"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "17"
+            },
+            "firefox": {
+              "version_added": "59"
+            },
+            "firefox_android": {
+              "version_added": "79"
+            },
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "13"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/hasAttribute.json b/api/Element/hasAttribute.json
new file mode 100644
index 0000000..30cd175
--- /dev/null
+++ b/api/Element/hasAttribute.json
@@ -0,0 +1,50 @@
+{
+  "api": {
+    "Element": {
+      "hasAttribute": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/hasAttribute",
+          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-hasattributeâ‘ ",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "1"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "1"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "8"
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "8"
+            },
+            "opera_android": {
+              "version_added": "10.1"
+            },
+            "safari": {
+              "version_added": "1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/hasAttributeNS.json b/api/Element/hasAttributeNS.json
new file mode 100644
index 0000000..98d6d3b
--- /dev/null
+++ b/api/Element/hasAttributeNS.json
@@ -0,0 +1,50 @@
+{
+  "api": {
+    "Element": {
+      "hasAttributeNS": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/hasAttributeNS",
+          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-hasattributensâ‘ ",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "1"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "1"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "9"
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "≤12.1"
+            },
+            "opera_android": {
+              "version_added": "≤12.1"
+            },
+            "safari": {
+              "version_added": "1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/hasAttributes.json b/api/Element/hasAttributes.json
new file mode 100644
index 0000000..506f4f9
--- /dev/null
+++ b/api/Element/hasAttributes.json
@@ -0,0 +1,51 @@
+{
+  "api": {
+    "Element": {
+      "hasAttributes": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/hasAttributes",
+          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-hasattributesâ‘ ",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "1"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "1",
+              "notes": "Before Firefox 35, it was implemented on the `Node` interface."
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "8"
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "≤12.1"
+            },
+            "opera_android": {
+              "version_added": "≤12.1"
+            },
+            "safari": {
+              "version_added": "1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/hasPointerCapture.json b/api/Element/hasPointerCapture.json
new file mode 100644
index 0000000..89fcbff
--- /dev/null
+++ b/api/Element/hasPointerCapture.json
@@ -0,0 +1,46 @@
+{
+  "api": {
+    "Element": {
+      "hasPointerCapture": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/hasPointerCapture",
+          "spec_url": "https://w3c.github.io/pointerevents/#dom-element-haspointercapture",
+          "tags": [
+            "web-features:pointer-events-api"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "55"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "59"
+            },
+            "firefox_android": {
+              "version_added": "79"
+            },
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "13"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/id.json b/api/Element/id.json
new file mode 100644
index 0000000..ff12c3d
--- /dev/null
+++ b/api/Element/id.json
@@ -0,0 +1,58 @@
+{
+  "api": {
+    "Element": {
+      "id": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/id",
+          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-idâ‘ ",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": [
+              {
+                "version_added": "23"
+              },
+              {
+                "version_added": "1",
+                "version_removed": "23",
+                "partial_implementation": true,
+                "notes": "Only supported for [`HTMLElement`](https://developer.mozilla.org/docs/Web/API/HTMLElement), not all `Element` objects, such as [`SVGElement`](https://developer.mozilla.org/docs/Web/API/SVGElement)."
+              }
+            ],
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "1"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "5"
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "≤12.1"
+            },
+            "opera_android": {
+              "version_added": "≤12.1"
+            },
+            "safari": {
+              "version_added": "1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/innerHTML.json b/api/Element/innerHTML.json
new file mode 100644
index 0000000..9c3bb20
--- /dev/null
+++ b/api/Element/innerHTML.json
@@ -0,0 +1,52 @@
+{
+  "api": {
+    "Element": {
+      "innerHTML": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/innerHTML",
+          "spec_url": "https://html.spec.whatwg.org/multipage/dynamic-markup-insertion.html#dom-element-innerhtml",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "1"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "1"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "4"
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "8"
+            },
+            "opera_android": {
+              "version_added": "10.1"
+            },
+            "safari": {
+              "version_added": "1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": {
+              "version_added": "1"
+            },
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/input_event.json b/api/Element/input_event.json
new file mode 100644
index 0000000..88bbb03
--- /dev/null
+++ b/api/Element/input_event.json
@@ -0,0 +1,64 @@
+{
+  "api": {
+    "Element": {
+      "input_event": {
+        "__compat": {
+          "description": "`input` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/input_event",
+          "spec_url": [
+            "https://w3c.github.io/uievents/#event-type-input",
+            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-oninput"
+          ],
+          "tags": [
+            "web-features:input-event"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "1"
+            },
+            "chrome_android": "mirror",
+            "edge": [
+              {
+                "version_added": "79"
+              },
+              {
+                "version_added": "12",
+                "version_removed": "79",
+                "partial_implementation": true,
+                "notes": "Not supported on `select`, `checkbox`, or `radio` inputs."
+              }
+            ],
+            "firefox": {
+              "version_added": "6"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "9",
+              "partial_implementation": true,
+              "notes": "Only supports `input` of type `text` and `password`."
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "11.6"
+            },
+            "opera_android": {
+              "version_added": "12"
+            },
+            "safari": {
+              "version_added": "3.1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/insertAdjacentElement.json b/api/Element/insertAdjacentElement.json
new file mode 100644
index 0000000..3fdd2de
--- /dev/null
+++ b/api/Element/insertAdjacentElement.json
@@ -0,0 +1,62 @@
+{
+  "api": {
+    "Element": {
+      "insertAdjacentElement": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/insertAdjacentElement",
+          "spec_url": "https://dom.spec.whatwg.org/#dom-element-insertadjacentelement",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "1"
+            },
+            "chrome_android": "mirror",
+            "edge": [
+              {
+                "version_added": "17"
+              },
+              {
+                "version_added": "12",
+                "version_removed": "17",
+                "partial_implementation": true,
+                "notes": "Only supported for [`HTMLElement`](https://developer.mozilla.org/docs/Web/API/HTMLElement), not all `Element` objects, such as [`SVGElement`](https://developer.mozilla.org/docs/Web/API/SVGElement)."
+              }
+            ],
+            "firefox": {
+              "version_added": "48"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "5",
+              "partial_implementation": true,
+              "notes": "Only supported for [`HTMLElement`](https://developer.mozilla.org/docs/Web/API/HTMLElement), not all `Element` objects, such as [`SVGElement`](https://developer.mozilla.org/docs/Web/API/SVGElement)."
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "8"
+            },
+            "opera_android": {
+              "version_added": "10.1"
+            },
+            "safari": {
+              "version_added": "3"
+            },
+            "safari_ios": {
+              "version_added": "1"
+            },
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/insertAdjacentHTML.json b/api/Element/insertAdjacentHTML.json
new file mode 100644
index 0000000..173c97e
--- /dev/null
+++ b/api/Element/insertAdjacentHTML.json
@@ -0,0 +1,67 @@
+{
+  "api": {
+    "Element": {
+      "insertAdjacentHTML": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/insertAdjacentHTML",
+          "spec_url": "https://html.spec.whatwg.org/multipage/dynamic-markup-insertion.html#the-insertadjacenthtml()-method",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "1"
+            },
+            "chrome_android": "mirror",
+            "edge": [
+              {
+                "version_added": "17"
+              },
+              {
+                "version_added": "12",
+                "version_removed": "17",
+                "partial_implementation": true,
+                "notes": "Only supported for [`HTMLElement`](https://developer.mozilla.org/docs/Web/API/HTMLElement), not all `Element` objects, such as [`SVGElement`](https://developer.mozilla.org/docs/Web/API/SVGElement)."
+              }
+            ],
+            "firefox": {
+              "version_added": "8"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "4",
+              "partial_implementation": true,
+              "notes": [
+                "Before Internet Explorer 10, throws an \"Invalid target element for this operation.\" error when called on a `<table>`, `<tbody>`, `<thead>`, or `<tr>` element.",
+                "Only supported for [`HTMLElement`](https://developer.mozilla.org/docs/Web/API/HTMLElement), not all `Element` objects, such as [`SVGElement`](https://developer.mozilla.org/docs/Web/API/SVGElement)."
+              ]
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "8"
+            },
+            "opera_android": {
+              "version_added": "10.1"
+            },
+            "safari": {
+              "version_added": "4"
+            },
+            "safari_ios": {
+              "version_added": "4"
+            },
+            "samsunginternet_android": "mirror",
+            "webview_android": {
+              "version_added": "≤37"
+            },
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/insertAdjacentText.json b/api/Element/insertAdjacentText.json
new file mode 100644
index 0000000..903771a
--- /dev/null
+++ b/api/Element/insertAdjacentText.json
@@ -0,0 +1,64 @@
+{
+  "api": {
+    "Element": {
+      "insertAdjacentText": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/insertAdjacentText",
+          "spec_url": "https://dom.spec.whatwg.org/#dom-element-insertadjacenttext",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "1"
+            },
+            "chrome_android": "mirror",
+            "edge": [
+              {
+                "version_added": "17"
+              },
+              {
+                "version_added": "12",
+                "version_removed": "17",
+                "partial_implementation": true,
+                "notes": "Only supported for [`HTMLElement`](https://developer.mozilla.org/docs/Web/API/HTMLElement), not all `Element` objects, such as [`SVGElement`](https://developer.mozilla.org/docs/Web/API/SVGElement)."
+              }
+            ],
+            "firefox": {
+              "version_added": "48"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "5",
+              "partial_implementation": true,
+              "notes": "Only supported for [`HTMLElement`](https://developer.mozilla.org/docs/Web/API/HTMLElement), not all `Element` objects, such as [`SVGElement`](https://developer.mozilla.org/docs/Web/API/SVGElement)."
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "≤12.1"
+            },
+            "opera_android": {
+              "version_added": "≤12.1"
+            },
+            "safari": {
+              "version_added": "4"
+            },
+            "safari_ios": {
+              "version_added": "4"
+            },
+            "samsunginternet_android": "mirror",
+            "webview_android": {
+              "version_added": "2.2"
+            },
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/keydown_event.json b/api/Element/keydown_event.json
new file mode 100644
index 0000000..f765e13
--- /dev/null
+++ b/api/Element/keydown_event.json
@@ -0,0 +1,54 @@
+{
+  "api": {
+    "Element": {
+      "keydown_event": {
+        "__compat": {
+          "description": "`keydown` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/keydown_event",
+          "spec_url": [
+            "https://w3c.github.io/uievents/#event-type-keydown",
+            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-onkeydown"
+          ],
+          "tags": [
+            "web-features:keyboard-events"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "1"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "6"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "9"
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "≤12.1"
+            },
+            "opera_android": {
+              "version_added": "≤12.1"
+            },
+            "safari": {
+              "version_added": "1.2"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/keypress_event.json b/api/Element/keypress_event.json
new file mode 100644
index 0000000..2782ec5
--- /dev/null
+++ b/api/Element/keypress_event.json
@@ -0,0 +1,58 @@
+{
+  "api": {
+    "Element": {
+      "keypress_event": {
+        "__compat": {
+          "description": "`keypress` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/keypress_event",
+          "spec_url": [
+            "https://w3c.github.io/uievents/#event-type-keypress",
+            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-onkeypress"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "1",
+              "notes": "Chrome does not fire the `keypress` event for [known keyboard shortcuts](https://crbug.com/40879837#comment51). Which keyboard shortcuts are known depends on the user's system. Use the `keydown` event to implement keyboard shortcuts."
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "6",
+              "notes": "As of Firefox 65, the `keypress` event is no longer fired for [non-printable keys](https://developer.mozilla.org/docs/Web/API/KeyboardEvent/keyCode#Non-printable_keys_(function_keys)), except for the Enter key, and the Shift + Enter and Ctrl + Enter key combinations (these were kept for cross-browser compatibility purposes)."
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "9"
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "≤12.1",
+              "notes": "Opera does not fire the `keypress` event for [known keyboard shortcuts](https://crbug.com/40879837#comment51). Which keyboard shortcuts are known depends on the user's system. Use the `keydown` event to implement keyboard shortcuts."
+            },
+            "opera_android": {
+              "version_added": "≤12.1",
+              "notes": "Opera does not fire the `keypress` event for [known keyboard shortcuts](https://crbug.com/40879837#comment51). Which keyboard shortcuts are known depends on the user's system. Use the `keydown` event to implement keyboard shortcuts."
+            },
+            "safari": {
+              "version_added": "1.3"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": {
+              "version_added": "1",
+              "notes": "Chrome does not fire the `keypress` event for [known keyboard shortcuts](https://crbug.com/40879837#comment51). Which keyboard shortcuts are known depends on the user's system. Use the `keydown` event to implement keyboard shortcuts."
+            },
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": true
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/keyup_event.json b/api/Element/keyup_event.json
new file mode 100644
index 0000000..a5ba131
--- /dev/null
+++ b/api/Element/keyup_event.json
@@ -0,0 +1,54 @@
+{
+  "api": {
+    "Element": {
+      "keyup_event": {
+        "__compat": {
+          "description": "`keyup` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/keyup_event",
+          "spec_url": [
+            "https://w3c.github.io/uievents/#event-type-keyup",
+            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-onkeyup"
+          ],
+          "tags": [
+            "web-features:keyboard-events"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "1"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "6"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "9"
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "≤12.1"
+            },
+            "opera_android": {
+              "version_added": "≤12.1"
+            },
+            "safari": {
+              "version_added": "1.2"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/lastElementChild.json b/api/Element/lastElementChild.json
new file mode 100644
index 0000000..c60de7f
--- /dev/null
+++ b/api/Element/lastElementChild.json
@@ -0,0 +1,54 @@
+{
+  "api": {
+    "Element": {
+      "lastElementChild": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/lastElementChild",
+          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-parentnode-lastelementchildâ‘ ",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "2"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "3.5"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "9"
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "10"
+            },
+            "opera_android": {
+              "version_added": "10.1"
+            },
+            "safari": {
+              "version_added": "4"
+            },
+            "safari_ios": {
+              "version_added": "3"
+            },
+            "samsunginternet_android": "mirror",
+            "webview_android": {
+              "version_added": "≤37"
+            },
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/localName.json b/api/Element/localName.json
new file mode 100644
index 0000000..41faf63
--- /dev/null
+++ b/api/Element/localName.json
@@ -0,0 +1,50 @@
+{
+  "api": {
+    "Element": {
+      "localName": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/localName",
+          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-localnameâ‘ ",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "1"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "1"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "9"
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "≤12.1"
+            },
+            "opera_android": {
+              "version_added": "≤12.1"
+            },
+            "safari": {
+              "version_added": "1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/lostpointercapture_event.json b/api/Element/lostpointercapture_event.json
new file mode 100644
index 0000000..98ee134
--- /dev/null
+++ b/api/Element/lostpointercapture_event.json
@@ -0,0 +1,52 @@
+{
+  "api": {
+    "Element": {
+      "lostpointercapture_event": {
+        "__compat": {
+          "description": "`lostpointercapture` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/lostpointercapture_event",
+          "spec_url": [
+            "https://w3c.github.io/pointerevents/#the-lostpointercapture-event",
+            "https://w3c.github.io/pointerevents/#dom-globaleventhandlers-onlostpointercapture"
+          ],
+          "tags": [
+            "web-features:pointer-events-api"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "57"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "17"
+            },
+            "firefox": {
+              "version_added": "59"
+            },
+            "firefox_android": {
+              "version_added": "79"
+            },
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "13"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/matches.json b/api/Element/matches.json
new file mode 100644
index 0000000..73d5237
--- /dev/null
+++ b/api/Element/matches.json
@@ -0,0 +1,131 @@
+{
+  "api": {
+    "Element": {
+      "matches": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/matches",
+          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-matchesâ‘ ",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": [
+              {
+                "version_added": "33"
+              },
+              {
+                "alternative_name": "webkitMatchesSelector",
+                "version_added": "4"
+              }
+            ],
+            "chrome_android": "mirror",
+            "edge": [
+              {
+                "version_added": "15"
+              },
+              {
+                "alternative_name": "webkitMatchesSelector",
+                "version_added": "12"
+              },
+              {
+                "alternative_name": "msMatchesSelector",
+                "version_added": "12",
+                "version_removed": "79"
+              }
+            ],
+            "firefox": [
+              {
+                "version_added": "34"
+              },
+              {
+                "alternative_name": "webkitMatchesSelector",
+                "version_added": "44"
+              },
+              {
+                "alternative_name": "mozMatchesSelector",
+                "version_added": "3.6",
+                "notes": [
+                  "Before Firefox 4, invalid selector strings caused false to be returned instead of throwing an exception.",
+                  "See [bug 1119718](https://bugzil.la/1119718) for removal."
+                ]
+              }
+            ],
+            "firefox_android": [
+              {
+                "version_added": "34"
+              },
+              {
+                "alternative_name": "webkitMatchesSelector",
+                "version_added": "44"
+              },
+              {
+                "alternative_name": "mozMatchesSelector",
+                "version_added": "4",
+                "notes": "See [bug 1119718](https://bugzil.la/1119718) for removal."
+              }
+            ],
+            "ie": {
+              "alternative_name": "msMatchesSelector",
+              "version_added": "9"
+            },
+            "oculus": "mirror",
+            "opera": [
+              {
+                "version_added": "21"
+              },
+              {
+                "alternative_name": "webkitMatchesSelector",
+                "version_added": "15"
+              },
+              {
+                "alternative_name": "oMatchesSelector",
+                "version_added": "11.5",
+                "version_removed": "15"
+              }
+            ],
+            "opera_android": [
+              {
+                "version_added": "21"
+              },
+              {
+                "alternative_name": "webkitMatchesSelector",
+                "version_added": "14"
+              },
+              {
+                "alternative_name": "oMatchesSelector",
+                "version_added": "11.5",
+                "version_removed": "14"
+              }
+            ],
+            "safari": [
+              {
+                "version_added": "8"
+              },
+              {
+                "alternative_name": "webkitMatchesSelector",
+                "version_added": "5"
+              }
+            ],
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": [
+              {
+                "version_added": "4.4"
+              },
+              {
+                "alternative_name": "webkitMatchesSelector",
+                "version_added": "≤37"
+              }
+            ],
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/mousedown_event.json b/api/Element/mousedown_event.json
new file mode 100644
index 0000000..65c9894
--- /dev/null
+++ b/api/Element/mousedown_event.json
@@ -0,0 +1,56 @@
+{
+  "api": {
+    "Element": {
+      "mousedown_event": {
+        "__compat": {
+          "description": "`mousedown` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/mousedown_event",
+          "spec_url": [
+            "https://w3c.github.io/uievents/#event-type-mousedown",
+            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-onmousedown"
+          ],
+          "tags": [
+            "web-features:mouse-events"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "2"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "6"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "9"
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "11.6"
+            },
+            "opera_android": {
+              "version_added": "12.1"
+            },
+            "safari": {
+              "version_added": "4"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": {
+              "version_added": "≤37"
+            },
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/mouseenter_event.json b/api/Element/mouseenter_event.json
new file mode 100644
index 0000000..f65ffc8
--- /dev/null
+++ b/api/Element/mouseenter_event.json
@@ -0,0 +1,52 @@
+{
+  "api": {
+    "Element": {
+      "mouseenter_event": {
+        "__compat": {
+          "description": "`mouseenter` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/mouseenter_event",
+          "spec_url": [
+            "https://w3c.github.io/uievents/#event-type-mouseenter",
+            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-onmouseenter"
+          ],
+          "tags": [
+            "web-features:mouse-events"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "30"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "10"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "5.5"
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "7"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": {
+              "version_added": "≤37"
+            },
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/mouseleave_event.json b/api/Element/mouseleave_event.json
new file mode 100644
index 0000000..3e751c8
--- /dev/null
+++ b/api/Element/mouseleave_event.json
@@ -0,0 +1,52 @@
+{
+  "api": {
+    "Element": {
+      "mouseleave_event": {
+        "__compat": {
+          "description": "`mouseleave` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/mouseleave_event",
+          "spec_url": [
+            "https://w3c.github.io/uievents/#event-type-mouseleave",
+            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-onmouseleave"
+          ],
+          "tags": [
+            "web-features:mouse-events"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "30"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "10"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "5.5"
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "7"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": {
+              "version_added": "≤37"
+            },
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/mousemove_event.json b/api/Element/mousemove_event.json
new file mode 100644
index 0000000..aa4b0a0
--- /dev/null
+++ b/api/Element/mousemove_event.json
@@ -0,0 +1,56 @@
+{
+  "api": {
+    "Element": {
+      "mousemove_event": {
+        "__compat": {
+          "description": "`mousemove` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/mousemove_event",
+          "spec_url": [
+            "https://w3c.github.io/uievents/#event-type-mousemove",
+            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-onmousemove"
+          ],
+          "tags": [
+            "web-features:mouse-events"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "2"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "6"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "9"
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "11.6"
+            },
+            "opera_android": {
+              "version_added": "12.1"
+            },
+            "safari": {
+              "version_added": "4"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": {
+              "version_added": "≤37"
+            },
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/mouseout_event.json b/api/Element/mouseout_event.json
new file mode 100644
index 0000000..5f611bf
--- /dev/null
+++ b/api/Element/mouseout_event.json
@@ -0,0 +1,56 @@
+{
+  "api": {
+    "Element": {
+      "mouseout_event": {
+        "__compat": {
+          "description": "`mouseout` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/mouseout_event",
+          "spec_url": [
+            "https://w3c.github.io/uievents/#event-type-mouseout",
+            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-onmouseout"
+          ],
+          "tags": [
+            "web-features:mouse-events"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "1"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "6"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "9"
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "≤12.1"
+            },
+            "opera_android": {
+              "version_added": "≤12.1"
+            },
+            "safari": {
+              "version_added": "1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": {
+              "version_added": "≤37"
+            },
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/mouseover_event.json b/api/Element/mouseover_event.json
new file mode 100644
index 0000000..bd54df9
--- /dev/null
+++ b/api/Element/mouseover_event.json
@@ -0,0 +1,56 @@
+{
+  "api": {
+    "Element": {
+      "mouseover_event": {
+        "__compat": {
+          "description": "`mouseover` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/mouseover_event",
+          "spec_url": [
+            "https://w3c.github.io/uievents/#event-type-mouseover",
+            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-onmouseover"
+          ],
+          "tags": [
+            "web-features:mouse-events"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "2"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "6"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "9"
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "9.5"
+            },
+            "opera_android": {
+              "version_added": "10.1"
+            },
+            "safari": {
+              "version_added": "4"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": {
+              "version_added": "≤37"
+            },
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/mouseup_event.json b/api/Element/mouseup_event.json
new file mode 100644
index 0000000..8d89767
--- /dev/null
+++ b/api/Element/mouseup_event.json
@@ -0,0 +1,56 @@
+{
+  "api": {
+    "Element": {
+      "mouseup_event": {
+        "__compat": {
+          "description": "`mouseup` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/mouseup_event",
+          "spec_url": [
+            "https://w3c.github.io/uievents/#event-type-mouseup",
+            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-onmouseup"
+          ],
+          "tags": [
+            "web-features:mouse-events"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "2"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "6"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "9"
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "11.6"
+            },
+            "opera_android": {
+              "version_added": "12.1"
+            },
+            "safari": {
+              "version_added": "4"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": {
+              "version_added": "≤37"
+            },
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/mousewheel_event.json b/api/Element/mousewheel_event.json
new file mode 100644
index 0000000..f38266f
--- /dev/null
+++ b/api/Element/mousewheel_event.json
@@ -0,0 +1,49 @@
+{
+  "api": {
+    "Element": {
+      "mousewheel_event": {
+        "__compat": {
+          "description": "`mousewheel` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/mousewheel_event",
+          "support": {
+            "chrome": {
+              "version_added": "1"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": false
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "9"
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "≤15"
+            },
+            "opera_android": {
+              "version_added": "≤14"
+            },
+            "safari": {
+              "version_added": "3"
+            },
+            "safari_ios": {
+              "version_added": "1"
+            },
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": false,
+            "deprecated": true
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/moveBefore.json b/api/Element/moveBefore.json
new file mode 100644
index 0000000..7d5a9fd
--- /dev/null
+++ b/api/Element/moveBefore.json
@@ -0,0 +1,43 @@
+{
+  "api": {
+    "Element": {
+      "moveBefore": {
+        "__compat": {
+          "spec_url": "https://dom.spec.whatwg.org/#dom-parentnode-movebefore",
+          "tags": [
+            "web-features:move-before"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "133"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": false
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": false
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": true,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/namespaceURI.json b/api/Element/namespaceURI.json
new file mode 100644
index 0000000..bc52108
--- /dev/null
+++ b/api/Element/namespaceURI.json
@@ -0,0 +1,50 @@
+{
+  "api": {
+    "Element": {
+      "namespaceURI": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/namespaceURI",
+          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-namespaceuriâ‘ ",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "1"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "1"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "9"
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "≤12.1"
+            },
+            "opera_android": {
+              "version_added": "≤12.1"
+            },
+            "safari": {
+              "version_added": "1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/nextElementSibling.json b/api/Element/nextElementSibling.json
new file mode 100644
index 0000000..7f5dc19
--- /dev/null
+++ b/api/Element/nextElementSibling.json
@@ -0,0 +1,54 @@
+{
+  "api": {
+    "Element": {
+      "nextElementSibling": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/nextElementSibling",
+          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-nondocumenttypechildnode-nextelementsiblingâ‘¡",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "2"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "3.5"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "9"
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "10"
+            },
+            "opera_android": {
+              "version_added": "10.1"
+            },
+            "safari": {
+              "version_added": "4"
+            },
+            "safari_ios": {
+              "version_added": "3"
+            },
+            "samsunginternet_android": "mirror",
+            "webview_android": {
+              "version_added": "≤37"
+            },
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/outerHTML.json b/api/Element/outerHTML.json
new file mode 100644
index 0000000..ae1ef52
--- /dev/null
+++ b/api/Element/outerHTML.json
@@ -0,0 +1,52 @@
+{
+  "api": {
+    "Element": {
+      "outerHTML": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/outerHTML",
+          "spec_url": "https://html.spec.whatwg.org/multipage/dynamic-markup-insertion.html#dom-element-outerhtml",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "1"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "11"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "4"
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "8"
+            },
+            "opera_android": {
+              "version_added": "10.1"
+            },
+            "safari": {
+              "version_added": "1.3"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": {
+              "version_added": "1"
+            },
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/part.json b/api/Element/part.json
new file mode 100644
index 0000000..dc393a7
--- /dev/null
+++ b/api/Element/part.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "part": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/part",
+          "spec_url": "https://drafts.csswg.org/css-shadow-parts/#idl",
+          "tags": [
+            "web-features:shadow-parts"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "73"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "72"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "13.1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/paste_event.json b/api/Element/paste_event.json
new file mode 100644
index 0000000..64b82f0
--- /dev/null
+++ b/api/Element/paste_event.json
@@ -0,0 +1,62 @@
+{
+  "api": {
+    "Element": {
+      "paste_event": {
+        "__compat": {
+          "description": "`paste` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/paste_event",
+          "spec_url": [
+            "https://w3c.github.io/clipboard-apis/#clipboard-event-paste",
+            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-onpaste"
+          ],
+          "tags": [
+            "web-features:clipboard-events"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "1"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "22"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "9",
+              "notes": [
+                "Before Internet Explorer 11, copying files does not trigger the `paste` event.",
+                "Before Internet Explorer 9, this event is not supported via `addEventListener`; however, the event handler is supported since IE 5.5. The event can be listened to via `element.oncopy`."
+              ]
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "≤12.1"
+            },
+            "opera_android": {
+              "version_added": "≤12.1"
+            },
+            "safari": {
+              "version_added": "3"
+            },
+            "safari_ios": {
+              "version_added": "3"
+            },
+            "samsunginternet_android": "mirror",
+            "webview_android": {
+              "version_added": "≤37"
+            },
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/pointercancel_event.json b/api/Element/pointercancel_event.json
new file mode 100644
index 0000000..9d55d0d
--- /dev/null
+++ b/api/Element/pointercancel_event.json
@@ -0,0 +1,65 @@
+{
+  "api": {
+    "Element": {
+      "pointercancel_event": {
+        "__compat": {
+          "description": "`pointercancel` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/pointercancel_event",
+          "spec_url": [
+            "https://w3c.github.io/pointerevents/#the-pointercancel-event",
+            "https://w3c.github.io/pointerevents/#dom-globaleventhandlers-onpointercancel"
+          ],
+          "tags": [
+            "web-features:pointer-events-api"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "55"
+            },
+            "chrome_android": "mirror",
+            "edge": [
+              {
+                "version_added": "12"
+              },
+              {
+                "prefix": "ms",
+                "version_added": "12",
+                "version_removed": "79"
+              }
+            ],
+            "firefox": {
+              "version_added": "59"
+            },
+            "firefox_android": {
+              "version_added": "79"
+            },
+            "ie": [
+              {
+                "version_added": "11"
+              },
+              {
+                "prefix": "ms",
+                "version_added": "10"
+              }
+            ],
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "13"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/pointerdown_event.json b/api/Element/pointerdown_event.json
new file mode 100644
index 0000000..2d094fc
--- /dev/null
+++ b/api/Element/pointerdown_event.json
@@ -0,0 +1,65 @@
+{
+  "api": {
+    "Element": {
+      "pointerdown_event": {
+        "__compat": {
+          "description": "`pointerdown` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/pointerdown_event",
+          "spec_url": [
+            "https://w3c.github.io/pointerevents/#the-pointerdown-event",
+            "https://w3c.github.io/pointerevents/#dom-globaleventhandlers-onpointerdown"
+          ],
+          "tags": [
+            "web-features:pointer-events-api"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "55"
+            },
+            "chrome_android": "mirror",
+            "edge": [
+              {
+                "version_added": "12"
+              },
+              {
+                "prefix": "ms",
+                "version_added": "12",
+                "version_removed": "79"
+              }
+            ],
+            "firefox": {
+              "version_added": "59"
+            },
+            "firefox_android": {
+              "version_added": "79"
+            },
+            "ie": [
+              {
+                "version_added": "11"
+              },
+              {
+                "prefix": "ms",
+                "version_added": "10"
+              }
+            ],
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "13"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/pointerenter_event.json b/api/Element/pointerenter_event.json
new file mode 100644
index 0000000..52cc874
--- /dev/null
+++ b/api/Element/pointerenter_event.json
@@ -0,0 +1,65 @@
+{
+  "api": {
+    "Element": {
+      "pointerenter_event": {
+        "__compat": {
+          "description": "`pointerenter` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/pointerenter_event",
+          "spec_url": [
+            "https://w3c.github.io/pointerevents/#the-pointerenter-event",
+            "https://w3c.github.io/pointerevents/#dom-globaleventhandlers-onpointerenter"
+          ],
+          "tags": [
+            "web-features:pointer-events-api"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "55"
+            },
+            "chrome_android": "mirror",
+            "edge": [
+              {
+                "version_added": "12"
+              },
+              {
+                "prefix": "ms",
+                "version_added": "12",
+                "version_removed": "79"
+              }
+            ],
+            "firefox": {
+              "version_added": "59"
+            },
+            "firefox_android": {
+              "version_added": "79"
+            },
+            "ie": [
+              {
+                "version_added": "11"
+              },
+              {
+                "prefix": "ms",
+                "version_added": "10"
+              }
+            ],
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "13"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/pointerleave_event.json b/api/Element/pointerleave_event.json
new file mode 100644
index 0000000..f3635f8
--- /dev/null
+++ b/api/Element/pointerleave_event.json
@@ -0,0 +1,65 @@
+{
+  "api": {
+    "Element": {
+      "pointerleave_event": {
+        "__compat": {
+          "description": "`pointerleave` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/pointerleave_event",
+          "spec_url": [
+            "https://w3c.github.io/pointerevents/#the-pointerleave-event",
+            "https://w3c.github.io/pointerevents/#dom-globaleventhandlers-onpointerleave"
+          ],
+          "tags": [
+            "web-features:pointer-events-api"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "55"
+            },
+            "chrome_android": "mirror",
+            "edge": [
+              {
+                "version_added": "12"
+              },
+              {
+                "prefix": "ms",
+                "version_added": "12",
+                "version_removed": "79"
+              }
+            ],
+            "firefox": {
+              "version_added": "59"
+            },
+            "firefox_android": {
+              "version_added": "79"
+            },
+            "ie": [
+              {
+                "version_added": "11"
+              },
+              {
+                "prefix": "ms",
+                "version_added": "10"
+              }
+            ],
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "13"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/pointermove_event.json b/api/Element/pointermove_event.json
new file mode 100644
index 0000000..ffac1e7
--- /dev/null
+++ b/api/Element/pointermove_event.json
@@ -0,0 +1,65 @@
+{
+  "api": {
+    "Element": {
+      "pointermove_event": {
+        "__compat": {
+          "description": "`pointermove` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/pointermove_event",
+          "spec_url": [
+            "https://w3c.github.io/pointerevents/#the-pointermove-event",
+            "https://w3c.github.io/pointerevents/#dom-globaleventhandlers-onpointermove"
+          ],
+          "tags": [
+            "web-features:pointer-events-api"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "55"
+            },
+            "chrome_android": "mirror",
+            "edge": [
+              {
+                "version_added": "12"
+              },
+              {
+                "prefix": "ms",
+                "version_added": "12",
+                "version_removed": "79"
+              }
+            ],
+            "firefox": {
+              "version_added": "59"
+            },
+            "firefox_android": {
+              "version_added": "79"
+            },
+            "ie": [
+              {
+                "version_added": "11"
+              },
+              {
+                "prefix": "ms",
+                "version_added": "10"
+              }
+            ],
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "13"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/pointerout_event.json b/api/Element/pointerout_event.json
new file mode 100644
index 0000000..73dcba3
--- /dev/null
+++ b/api/Element/pointerout_event.json
@@ -0,0 +1,65 @@
+{
+  "api": {
+    "Element": {
+      "pointerout_event": {
+        "__compat": {
+          "description": "`pointerout` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/pointerout_event",
+          "spec_url": [
+            "https://w3c.github.io/pointerevents/#the-pointerout-event",
+            "https://w3c.github.io/pointerevents/#dom-globaleventhandlers-onpointerout"
+          ],
+          "tags": [
+            "web-features:pointer-events-api"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "55"
+            },
+            "chrome_android": "mirror",
+            "edge": [
+              {
+                "version_added": "12"
+              },
+              {
+                "prefix": "ms",
+                "version_added": "12",
+                "version_removed": "79"
+              }
+            ],
+            "firefox": {
+              "version_added": "59"
+            },
+            "firefox_android": {
+              "version_added": "79"
+            },
+            "ie": [
+              {
+                "version_added": "11"
+              },
+              {
+                "prefix": "ms",
+                "version_added": "10"
+              }
+            ],
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "13"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/pointerover_event.json b/api/Element/pointerover_event.json
new file mode 100644
index 0000000..475121d
--- /dev/null
+++ b/api/Element/pointerover_event.json
@@ -0,0 +1,65 @@
+{
+  "api": {
+    "Element": {
+      "pointerover_event": {
+        "__compat": {
+          "description": "`pointerover` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/pointerover_event",
+          "spec_url": [
+            "https://w3c.github.io/pointerevents/#the-pointerover-event",
+            "https://w3c.github.io/pointerevents/#dom-globaleventhandlers-onpointerover"
+          ],
+          "tags": [
+            "web-features:pointer-events-api"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "55"
+            },
+            "chrome_android": "mirror",
+            "edge": [
+              {
+                "version_added": "12"
+              },
+              {
+                "prefix": "ms",
+                "version_added": "12",
+                "version_removed": "79"
+              }
+            ],
+            "firefox": {
+              "version_added": "59"
+            },
+            "firefox_android": {
+              "version_added": "79"
+            },
+            "ie": [
+              {
+                "version_added": "11"
+              },
+              {
+                "prefix": "ms",
+                "version_added": "10"
+              }
+            ],
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "13"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/pointerrawupdate_event.json b/api/Element/pointerrawupdate_event.json
new file mode 100644
index 0000000..2a47b0d
--- /dev/null
+++ b/api/Element/pointerrawupdate_event.json
@@ -0,0 +1,48 @@
+{
+  "api": {
+    "Element": {
+      "pointerrawupdate_event": {
+        "__compat": {
+          "description": "`pointerrawupdate` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/pointerrawupdate_event",
+          "spec_url": [
+            "https://w3c.github.io/pointerevents/#the-pointerrawupdate-event",
+            "https://w3c.github.io/pointerevents/#dom-globaleventhandlers-onpointerrawupdate"
+          ],
+          "tags": [
+            "web-features:pointer-events-api"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "77"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": false
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": false
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": true,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/pointerup_event.json b/api/Element/pointerup_event.json
new file mode 100644
index 0000000..115d209
--- /dev/null
+++ b/api/Element/pointerup_event.json
@@ -0,0 +1,65 @@
+{
+  "api": {
+    "Element": {
+      "pointerup_event": {
+        "__compat": {
+          "description": "`pointerup` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/pointerup_event",
+          "spec_url": [
+            "https://w3c.github.io/pointerevents/#the-pointerup-event",
+            "https://w3c.github.io/pointerevents/#dom-globaleventhandlers-onpointerup"
+          ],
+          "tags": [
+            "web-features:pointer-events-api"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "55"
+            },
+            "chrome_android": "mirror",
+            "edge": [
+              {
+                "version_added": "12"
+              },
+              {
+                "prefix": "ms",
+                "version_added": "12",
+                "version_removed": "79"
+              }
+            ],
+            "firefox": {
+              "version_added": "59"
+            },
+            "firefox_android": {
+              "version_added": "79"
+            },
+            "ie": [
+              {
+                "version_added": "11"
+              },
+              {
+                "prefix": "ms",
+                "version_added": "10"
+              }
+            ],
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "13"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/prefix.json b/api/Element/prefix.json
new file mode 100644
index 0000000..dcdaff1
--- /dev/null
+++ b/api/Element/prefix.json
@@ -0,0 +1,50 @@
+{
+  "api": {
+    "Element": {
+      "prefix": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/prefix",
+          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-prefixâ‘ ",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "1"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "1"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "9"
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "≤12.1"
+            },
+            "opera_android": {
+              "version_added": "≤12.1"
+            },
+            "safari": {
+              "version_added": "1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/prepend.json b/api/Element/prepend.json
new file mode 100644
index 0000000..8062557
--- /dev/null
+++ b/api/Element/prepend.json
@@ -0,0 +1,46 @@
+{
+  "api": {
+    "Element": {
+      "prepend": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/prepend",
+          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-parentnode-prependâ‘ ",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "54"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "17"
+            },
+            "firefox": {
+              "version_added": "49"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "10"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/previousElementSibling.json b/api/Element/previousElementSibling.json
new file mode 100644
index 0000000..2a4941e
--- /dev/null
+++ b/api/Element/previousElementSibling.json
@@ -0,0 +1,54 @@
+{
+  "api": {
+    "Element": {
+      "previousElementSibling": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/previousElementSibling",
+          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-nondocumenttypechildnode-previouselementsiblingâ‘¡",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "2"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "3.5"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "9"
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "10"
+            },
+            "opera_android": {
+              "version_added": "10.1"
+            },
+            "safari": {
+              "version_added": "4"
+            },
+            "safari_ios": {
+              "version_added": "3"
+            },
+            "samsunginternet_android": "mirror",
+            "webview_android": {
+              "version_added": "≤37"
+            },
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/querySelector.json b/api/Element/querySelector.json
new file mode 100644
index 0000000..0e51a75
--- /dev/null
+++ b/api/Element/querySelector.json
@@ -0,0 +1,57 @@
+{
+  "api": {
+    "Element": {
+      "querySelector": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/querySelector",
+          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-parentnode-queryselectorallâ‘ ",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "1"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "3.5"
+            },
+            "firefox_android": "mirror",
+            "ie": [
+              {
+                "version_added": "9"
+              },
+              {
+                "version_added": "8",
+                "partial_implementation": true,
+                "notes": "`querySelector()` is supported, but only for CSS 2.1 selectors."
+              }
+            ],
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "10"
+            },
+            "opera_android": {
+              "version_added": "10.1"
+            },
+            "safari": {
+              "version_added": "3.1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/querySelectorAll.json b/api/Element/querySelectorAll.json
new file mode 100644
index 0000000..0646213
--- /dev/null
+++ b/api/Element/querySelectorAll.json
@@ -0,0 +1,57 @@
+{
+  "api": {
+    "Element": {
+      "querySelectorAll": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/querySelectorAll",
+          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-parentnode-queryselectorallâ‘ ",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "1"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "3.5"
+            },
+            "firefox_android": "mirror",
+            "ie": [
+              {
+                "version_added": "9"
+              },
+              {
+                "version_added": "8",
+                "partial_implementation": true,
+                "notes": "`querySelectorAll()` is supported, but only for CSS 2.1 selectors."
+              }
+            ],
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "10"
+            },
+            "opera_android": {
+              "version_added": "10.1"
+            },
+            "safari": {
+              "version_added": "3.1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/releasePointerCapture.json b/api/Element/releasePointerCapture.json
new file mode 100644
index 0000000..5da0da7
--- /dev/null
+++ b/api/Element/releasePointerCapture.json
@@ -0,0 +1,54 @@
+{
+  "api": {
+    "Element": {
+      "releasePointerCapture": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/releasePointerCapture",
+          "spec_url": "https://w3c.github.io/pointerevents/#dom-element-releasepointercapture",
+          "tags": [
+            "web-features:pointer-events-api"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "55"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "59"
+            },
+            "firefox_android": {
+              "version_added": "79"
+            },
+            "ie": [
+              {
+                "version_added": "11"
+              },
+              {
+                "prefix": "ms",
+                "version_added": "10"
+              }
+            ],
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "13"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/remove.json b/api/Element/remove.json
new file mode 100644
index 0000000..0a41c06
--- /dev/null
+++ b/api/Element/remove.json
@@ -0,0 +1,46 @@
+{
+  "api": {
+    "Element": {
+      "remove": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/remove",
+          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-childnode-removeâ‘ ",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "24"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "23"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "7"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/removeAttribute.json b/api/Element/removeAttribute.json
new file mode 100644
index 0000000..16cb634
--- /dev/null
+++ b/api/Element/removeAttribute.json
@@ -0,0 +1,51 @@
+{
+  "api": {
+    "Element": {
+      "removeAttribute": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/removeAttribute",
+          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-removeattributeâ‘ ",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "1"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12",
+              "notes": "This function doesn't respect boolean attributes' default values. See [bug 12087679](https://developer.microsoft.com/microsoft-edge/platform/issues/12087679/)."
+            },
+            "firefox": {
+              "version_added": "1"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "5"
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "8"
+            },
+            "opera_android": {
+              "version_added": "10.1"
+            },
+            "safari": {
+              "version_added": "1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/removeAttributeNS.json b/api/Element/removeAttributeNS.json
new file mode 100644
index 0000000..f838f3f
--- /dev/null
+++ b/api/Element/removeAttributeNS.json
@@ -0,0 +1,50 @@
+{
+  "api": {
+    "Element": {
+      "removeAttributeNS": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/removeAttributeNS",
+          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-removeattributensâ‘ ",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "1"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "1"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "9"
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "≤12.1"
+            },
+            "opera_android": {
+              "version_added": "≤12.1"
+            },
+            "safari": {
+              "version_added": "1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/removeAttributeNode.json b/api/Element/removeAttributeNode.json
new file mode 100644
index 0000000..5c3e218
--- /dev/null
+++ b/api/Element/removeAttributeNode.json
@@ -0,0 +1,50 @@
+{
+  "api": {
+    "Element": {
+      "removeAttributeNode": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/removeAttributeNode",
+          "spec_url": "https://dom.spec.whatwg.org/#dom-element-removeattributenode",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "1"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "1"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "6"
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "≤12.1"
+            },
+            "opera_android": {
+              "version_added": "≤12.1"
+            },
+            "safari": {
+              "version_added": "1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/replaceChildren.json b/api/Element/replaceChildren.json
new file mode 100644
index 0000000..af113d9
--- /dev/null
+++ b/api/Element/replaceChildren.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "replaceChildren": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/replaceChildren",
+          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-parentnode-replacechildrenâ‘ ",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "86"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "78"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "14"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/replaceWith.json b/api/Element/replaceWith.json
new file mode 100644
index 0000000..da1240f
--- /dev/null
+++ b/api/Element/replaceWith.json
@@ -0,0 +1,48 @@
+{
+  "api": {
+    "Element": {
+      "replaceWith": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/replaceWith",
+          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-childnode-replacewithâ‘ ",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "54"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "17"
+            },
+            "firefox": {
+              "version_added": "49"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "39"
+            },
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "10"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/requestFullscreen.json b/api/Element/requestFullscreen.json
new file mode 100644
index 0000000..984d65d
--- /dev/null
+++ b/api/Element/requestFullscreen.json
@@ -0,0 +1,125 @@
+{
+  "api": {
+    "Element": {
+      "requestFullscreen": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/requestFullscreen",
+          "spec_url": "https://fullscreen.spec.whatwg.org/#ref-for-dom-element-requestfullscreenâ‘ ",
+          "tags": [
+            "web-features:fullscreen"
+          ],
+          "support": {
+            "chrome": [
+              {
+                "version_added": "71"
+              },
+              {
+                "prefix": "webkit",
+                "version_added": "15"
+              }
+            ],
+            "chrome_android": "mirror",
+            "edge": [
+              {
+                "version_added": "79"
+              },
+              {
+                "prefix": "webkit",
+                "version_added": "12"
+              },
+              {
+                "version_added": "12",
+                "version_removed": "14"
+              }
+            ],
+            "firefox": [
+              {
+                "version_added": "64"
+              },
+              {
+                "alternative_name": "mozRequestFullScreen",
+                "version_added": "9",
+                "notes": "Before Firefox 44, Firefox incorrectly allowed elements inside a `<frame>` or `<object>` element to request, and to be granted, fullscreen. In Firefox 44 and onwards this has been fixed: only elements in the top-level document or in an `<iframe>` element with the `allowfullscreen` attribute can be displayed fullscreen."
+              }
+            ],
+            "firefox_android": "mirror",
+            "ie": {
+              "prefix": "ms",
+              "version_added": "11"
+            },
+            "oculus": "mirror",
+            "opera": [
+              {
+                "version_added": "58"
+              },
+              {
+                "prefix": "webkit",
+                "version_added": "15"
+              },
+              {
+                "version_added": "12.1",
+                "version_removed": "15"
+              }
+            ],
+            "opera_android": [
+              {
+                "version_added": "50"
+              },
+              {
+                "prefix": "webkit",
+                "version_added": "14"
+              },
+              {
+                "version_added": "12.1",
+                "version_removed": "14"
+              }
+            ],
+            "safari": [
+              {
+                "version_added": "16.4"
+              },
+              {
+                "prefix": "webkit",
+                "version_added": "5.1"
+              }
+            ],
+            "safari_ios": [
+              {
+                "version_added": "16.4",
+                "partial_implementation": true,
+                "notes": [
+                  "Only available on iPad, not on iPhone.",
+                  "Shows an overlay button which can not be disabled. Swiping down exits fullscreen mode, making it unsuitable for some use cases like games."
+                ]
+              },
+              {
+                "prefix": "webkit",
+                "version_added": "12",
+                "partial_implementation": true,
+                "notes": "Only available on iPad, not on iPhone. Shows an overlay button which can not be disabled."
+              }
+            ],
+            "samsunginternet_android": "mirror",
+            "webview_android": [
+              {
+                "version_added": "71"
+              },
+              {
+                "prefix": "webkit",
+                "version_added": "≤37"
+              }
+            ],
+            "webview_ios": {
+              "version_added": false
+            }
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/requestPointerLock.json b/api/Element/requestPointerLock.json
new file mode 100644
index 0000000..a61d0b4
--- /dev/null
+++ b/api/Element/requestPointerLock.json
@@ -0,0 +1,74 @@
+{
+  "api": {
+    "Element": {
+      "requestPointerLock": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/requestPointerLock",
+          "spec_url": "https://w3c.github.io/pointerlock/#dom-element-requestpointerlock",
+          "tags": [
+            "web-features:pointer-lock"
+          ],
+          "support": {
+            "chrome": [
+              {
+                "version_added": "37",
+                "notes": "From version 92, returns a promise instead of `undefined`. The behavior reflects [a proposed specification change](https://github.com/w3c/pointerlock/pull/49)."
+              },
+              {
+                "prefix": "webkit",
+                "version_added": "22",
+                "version_removed": "38"
+              }
+            ],
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "13",
+              "notes": "From version 92, returns a promise instead of `undefined`. The behavior reflects [a proposed specification change](https://github.com/w3c/pointerlock/pull/49)."
+            },
+            "firefox": [
+              {
+                "version_added": "50"
+              },
+              {
+                "prefix": "moz",
+                "version_added": "14",
+                "version_removed": "50"
+              }
+            ],
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "10.1"
+            },
+            "safari_ios": {
+              "version_added": false
+            },
+            "samsunginternet_android": [
+              {
+                "version_added": "3.0",
+                "notes": "From version 16, returns a promise instead of `undefined`. The behavior reflects [a proposed specification change](https://github.com/w3c/pointerlock/pull/49)."
+              },
+              {
+                "prefix": "webkit",
+                "version_added": "1.5",
+                "version_removed": "3.0"
+              }
+            ],
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/role.json b/api/Element/role.json
new file mode 100644
index 0000000..ccf734f
--- /dev/null
+++ b/api/Element/role.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "role": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/role",
+          "spec_url": "https://w3c.github.io/aria/#dom-ariamixin-role",
+          "tags": [
+            "web-features:aria-attribute-reflection"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "103"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "119"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "12.1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/scroll.json b/api/Element/scroll.json
new file mode 100644
index 0000000..f2681cf
--- /dev/null
+++ b/api/Element/scroll.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "scroll": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/scroll",
+          "spec_url": "https://drafts.csswg.org/cssom-view/#dom-element-scroll",
+          "tags": [
+            "web-features:scroll-elements"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "61"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "36"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "10.1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/scrollBy.json b/api/Element/scrollBy.json
new file mode 100644
index 0000000..f604659
--- /dev/null
+++ b/api/Element/scrollBy.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "scrollBy": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/scrollBy",
+          "spec_url": "https://drafts.csswg.org/cssom-view/#dom-element-scrollby",
+          "tags": [
+            "web-features:scroll-elements"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "61"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "36"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "10.1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/scrollHeight.json b/api/Element/scrollHeight.json
new file mode 100644
index 0000000..464d7c6
--- /dev/null
+++ b/api/Element/scrollHeight.json
@@ -0,0 +1,59 @@
+{
+  "api": {
+    "Element": {
+      "scrollHeight": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/scrollHeight",
+          "spec_url": "https://drafts.csswg.org/cssom-view/#dom-element-scrollheight",
+          "tags": [
+            "web-features:scroll-elements"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "1"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": [
+              {
+                "version_added": "21"
+              },
+              {
+                "version_added": "3",
+                "version_removed": "21",
+                "partial_implementation": true,
+                "notes": "Before Firefox 21, when an element's content does not generate a vertical scrollbar, then its `scrollHeight` property is equal to its `clientHeight` property. This can mean either the content is too short to require a scrollbar or that the element has a CSS style `overflow` value of `visible` (non-scrollable)."
+              }
+            ],
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "5",
+              "notes": "In Internet Explorer 5 through 7, if padding is set, the value of `scrollHeight` is equal to the sum of the top and bottom padding. This behavior was fixed in Internet Explorer 8."
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "8"
+            },
+            "opera_android": {
+              "version_added": "10.1"
+            },
+            "safari": {
+              "version_added": "1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/scrollIntoView.json b/api/Element/scrollIntoView.json
new file mode 100644
index 0000000..ee7d47b
--- /dev/null
+++ b/api/Element/scrollIntoView.json
@@ -0,0 +1,82 @@
+{
+  "api": {
+    "Element": {
+      "scrollIntoView": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/scrollIntoView",
+          "spec_url": "https://drafts.csswg.org/cssom-view/#dom-element-scrollintoview",
+          "tags": [
+            "web-features:scroll-into-view"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "1"
+            },
+            "chrome_android": "mirror",
+            "edge": [
+              {
+                "version_added": "79"
+              },
+              {
+                "version_added": "17",
+                "version_removed": "79",
+                "partial_implementation": true,
+                "notes": "The only parameter supported is `alignToTop`."
+              },
+              {
+                "version_added": "12",
+                "version_removed": "17",
+                "partial_implementation": true,
+                "notes": [
+                  "Only supported for [`HTMLElement`](https://developer.mozilla.org/docs/Web/API/HTMLElement), not all `Element` objects, such as [`SVGElement`](https://developer.mozilla.org/docs/Web/API/SVGElement).",
+                  "No support for `smooth` behavior."
+                ]
+              }
+            ],
+            "firefox": {
+              "version_added": "1"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "5",
+              "partial_implementation": true,
+              "notes": [
+                "Only supported for [`HTMLElement`](https://developer.mozilla.org/docs/Web/API/HTMLElement), not all `Element` objects, such as [`SVGElement`](https://developer.mozilla.org/docs/Web/API/SVGElement).",
+                "No support for `smooth` behavior or `center` options."
+              ]
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "≤12.1"
+            },
+            "opera_android": {
+              "version_added": "≤12.1"
+            },
+            "safari": {
+              "version_added": "3",
+              "notes": [
+                "No support for `center` option.",
+                "Before Safari 15.4, there was no support for the `smooth` behavior."
+              ]
+            },
+            "safari_ios": {
+              "version_added": "1",
+              "notes": [
+                "No support for `center` option.",
+                "Before iOS 15.4, there was no support for the `smooth` behavior."
+              ]
+            },
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/scrollIntoViewIfNeeded.json b/api/Element/scrollIntoViewIfNeeded.json
new file mode 100644
index 0000000..f7931ab
--- /dev/null
+++ b/api/Element/scrollIntoViewIfNeeded.json
@@ -0,0 +1,43 @@
+{
+  "api": {
+    "Element": {
+      "scrollIntoViewIfNeeded": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/scrollIntoViewIfNeeded",
+          "support": {
+            "chrome": {
+              "version_added": "1"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": false,
+              "impl_url": "https://bugzil.la/403510"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "3"
+            },
+            "safari_ios": {
+              "version_added": "1"
+            },
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": false,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/scrollLeft.json b/api/Element/scrollLeft.json
new file mode 100644
index 0000000..8bc4fb3
--- /dev/null
+++ b/api/Element/scrollLeft.json
@@ -0,0 +1,65 @@
+{
+  "api": {
+    "Element": {
+      "scrollLeft": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/scrollLeft",
+          "spec_url": "https://drafts.csswg.org/cssom-view/#dom-element-scrollleft",
+          "tags": [
+            "web-features:scroll-elements"
+          ],
+          "support": {
+            "chrome": [
+              {
+                "version_added": "86"
+              },
+              {
+                "version_added": "1",
+                "version_removed": "86",
+                "notes": "For right-to-left elements, this property uses 0-100 (most left to most right) instead of negative values. See [bug 41319147](https://crbug.com/41319147)."
+              }
+            ],
+            "chrome_android": "mirror",
+            "edge": [
+              {
+                "version_added": "86"
+              },
+              {
+                "version_added": "12",
+                "version_removed": "86",
+                "notes": "For right-to-left elements, this property uses 0-100 (most left to most right) instead of negative values. See [bug 41319147](https://crbug.com/41319147)."
+              }
+            ],
+            "firefox": {
+              "version_added": "1"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "5",
+              "notes": "For right-to-left elements, this property uses 100-0 (most left to most right) instead of negative values."
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "8"
+            },
+            "opera_android": {
+              "version_added": "10.1"
+            },
+            "safari": {
+              "version_added": "1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/scrollLeftMax.json b/api/Element/scrollLeftMax.json
new file mode 100644
index 0000000..c796122
--- /dev/null
+++ b/api/Element/scrollLeftMax.json
@@ -0,0 +1,40 @@
+{
+  "api": {
+    "Element": {
+      "scrollLeftMax": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/scrollLeftMax",
+          "support": {
+            "chrome": {
+              "version_added": false
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "16"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": false
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": false,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/scrollTo.json b/api/Element/scrollTo.json
new file mode 100644
index 0000000..a242fa7
--- /dev/null
+++ b/api/Element/scrollTo.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "scrollTo": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/scrollTo",
+          "spec_url": "https://drafts.csswg.org/cssom-view/#dom-element-scrollto",
+          "tags": [
+            "web-features:scroll-elements"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "61"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "36"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "10.1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/scrollTop.json b/api/Element/scrollTop.json
new file mode 100644
index 0000000..db712e1
--- /dev/null
+++ b/api/Element/scrollTop.json
@@ -0,0 +1,50 @@
+{
+  "api": {
+    "Element": {
+      "scrollTop": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/scrollTop",
+          "spec_url": "https://drafts.csswg.org/cssom-view/#dom-element-scrolltop",
+          "tags": [
+            "web-features:scroll-elements"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "1"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "1"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "5"
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "8"
+            },
+            "opera_android": {
+              "version_added": "10.1"
+            },
+            "safari": {
+              "version_added": "1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/scrollTopMax.json b/api/Element/scrollTopMax.json
new file mode 100644
index 0000000..063bceb
--- /dev/null
+++ b/api/Element/scrollTopMax.json
@@ -0,0 +1,40 @@
+{
+  "api": {
+    "Element": {
+      "scrollTopMax": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/scrollTopMax",
+          "support": {
+            "chrome": {
+              "version_added": false
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "16"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": false
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": false,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/scrollWidth.json b/api/Element/scrollWidth.json
new file mode 100644
index 0000000..1a21886
--- /dev/null
+++ b/api/Element/scrollWidth.json
@@ -0,0 +1,51 @@
+{
+  "api": {
+    "Element": {
+      "scrollWidth": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/scrollWidth",
+          "spec_url": "https://drafts.csswg.org/cssom-view/#dom-element-scrollwidth",
+          "tags": [
+            "web-features:scroll-elements"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "1"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "1"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "5",
+              "notes": "In Internet Explorer 5 through 7, if padding is set, the value of `scrollWidth` is equal to the sum of the left and right padding. This behavior was fixed in Internet Explorer 8."
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "≤12.1"
+            },
+            "opera_android": {
+              "version_added": "≤12.1"
+            },
+            "safari": {
+              "version_added": "1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/scroll_event.json b/api/Element/scroll_event.json
new file mode 100644
index 0000000..f246bb7
--- /dev/null
+++ b/api/Element/scroll_event.json
@@ -0,0 +1,54 @@
+{
+  "api": {
+    "Element": {
+      "scroll_event": {
+        "__compat": {
+          "description": "`scroll` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/scroll_event",
+          "spec_url": [
+            "https://drafts.csswg.org/cssom-view/#eventdef-document-scroll",
+            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-onscroll"
+          ],
+          "tags": [
+            "web-features:scroll-elements"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "1"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "6"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "9"
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "≤12.1"
+            },
+            "opera_android": {
+              "version_added": "≤12.1"
+            },
+            "safari": {
+              "version_added": "1.3"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/scrollend_event.json b/api/Element/scrollend_event.json
new file mode 100644
index 0000000..edf3c7a
--- /dev/null
+++ b/api/Element/scrollend_event.json
@@ -0,0 +1,49 @@
+{
+  "api": {
+    "Element": {
+      "scrollend_event": {
+        "__compat": {
+          "description": "`scrollend` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/scrollend_event",
+          "spec_url": [
+            "https://drafts.csswg.org/cssom-view/#eventdef-document-scrollend",
+            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-onscrollend"
+          ],
+          "tags": [
+            "web-features:scrollend"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "114"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "109"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": false,
+              "impl_url": "https://webkit.org/b/201556"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/scrollsnapchange_event.json b/api/Element/scrollsnapchange_event.json
new file mode 100644
index 0000000..bec90f1
--- /dev/null
+++ b/api/Element/scrollsnapchange_event.json
@@ -0,0 +1,46 @@
+{
+  "api": {
+    "Element": {
+      "scrollsnapchange_event": {
+        "__compat": {
+          "description": "`scrollsnapchange` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/scrollsnapchange_event",
+          "spec_url": "https://drafts.csswg.org/css-scroll-snap-2/#scrollsnapchange",
+          "tags": [
+            "web-features:scroll-snap-events"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "129"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": false,
+              "impl_url": "https://bugzil.la/1843961"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": false
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": true,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/scrollsnapchanging_event.json b/api/Element/scrollsnapchanging_event.json
new file mode 100644
index 0000000..bcdbb0c
--- /dev/null
+++ b/api/Element/scrollsnapchanging_event.json
@@ -0,0 +1,46 @@
+{
+  "api": {
+    "Element": {
+      "scrollsnapchanging_event": {
+        "__compat": {
+          "description": "`scrollsnapchanging` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/scrollsnapchanging_event",
+          "spec_url": "https://drafts.csswg.org/css-scroll-snap-2/#scrollsnapchanging",
+          "tags": [
+            "web-features:scroll-snap-events"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "129"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": false,
+              "impl_url": "https://bugzil.la/1843961"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": false
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": true,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/securitypolicyviolation_event.json b/api/Element/securitypolicyviolation_event.json
new file mode 100644
index 0000000..2cb8b22
--- /dev/null
+++ b/api/Element/securitypolicyviolation_event.json
@@ -0,0 +1,50 @@
+{
+  "api": {
+    "Element": {
+      "securitypolicyviolation_event": {
+        "__compat": {
+          "description": "`securitypolicyviolation` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/securitypolicyviolation_event",
+          "spec_url": [
+            "https://w3c.github.io/webappsec-csp/#eventdef-globaleventhandlers-securitypolicyviolation",
+            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-onsecuritypolicyviolation"
+          ],
+          "tags": [
+            "web-features:csp"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "41"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "15"
+            },
+            "firefox": {
+              "version_added": "63"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "10"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/setAttribute.json b/api/Element/setAttribute.json
new file mode 100644
index 0000000..0157455
--- /dev/null
+++ b/api/Element/setAttribute.json
@@ -0,0 +1,51 @@
+{
+  "api": {
+    "Element": {
+      "setAttribute": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/setAttribute",
+          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-setattributeâ‘ ",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "1"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "1"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "5",
+              "notes": "In Internet Explorer 7 and earlier, `setAttribute` doesn't set styles and removes events when you try to set them."
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "8"
+            },
+            "opera_android": {
+              "version_added": "10.1"
+            },
+            "safari": {
+              "version_added": "1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/setAttributeNS.json b/api/Element/setAttributeNS.json
new file mode 100644
index 0000000..13d028e
--- /dev/null
+++ b/api/Element/setAttributeNS.json
@@ -0,0 +1,50 @@
+{
+  "api": {
+    "Element": {
+      "setAttributeNS": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/setAttributeNS",
+          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-setattributensâ‘ ",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "1"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "1"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "9"
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "≤12.1"
+            },
+            "opera_android": {
+              "version_added": "≤12.1"
+            },
+            "safari": {
+              "version_added": "1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/setAttributeNode.json b/api/Element/setAttributeNode.json
new file mode 100644
index 0000000..cae3e3b
--- /dev/null
+++ b/api/Element/setAttributeNode.json
@@ -0,0 +1,50 @@
+{
+  "api": {
+    "Element": {
+      "setAttributeNode": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/setAttributeNode",
+          "spec_url": "https://dom.spec.whatwg.org/#dom-element-setattributenode",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "1"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "1"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "6"
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "≤12.1"
+            },
+            "opera_android": {
+              "version_added": "≤12.1"
+            },
+            "safari": {
+              "version_added": "1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/setAttributeNodeNS.json b/api/Element/setAttributeNodeNS.json
new file mode 100644
index 0000000..a7a89b9
--- /dev/null
+++ b/api/Element/setAttributeNodeNS.json
@@ -0,0 +1,52 @@
+{
+  "api": {
+    "Element": {
+      "setAttributeNodeNS": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/setAttributeNodeNS",
+          "spec_url": "https://dom.spec.whatwg.org/#dom-element-setattributenodens",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "1"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12",
+              "notes": "Returns a `ClientRectList` with [`ClientRect`](https://docs.microsoft.com/en-us/previous-versions/hh826029(v=vs.85)) objects (which do not contain `x` and `y` properties) instead of [`DOMRect`](https://developer.mozilla.org/docs/Web/API/DOMRect) objects."
+            },
+            "firefox": {
+              "version_added": "1"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "9",
+              "notes": "Returns a `ClientRectList` with [`ClientRect`](https://docs.microsoft.com/en-us/previous-versions/hh826029(v=vs.85)) objects (which do not contain `x` and `y` properties) instead of [`DOMRect`](https://developer.mozilla.org/docs/Web/API/DOMRect) objects."
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "≤12.1"
+            },
+            "opera_android": {
+              "version_added": "≤12.1"
+            },
+            "safari": {
+              "version_added": "1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/setCapture.json b/api/Element/setCapture.json
new file mode 100644
index 0000000..3b7cd21
--- /dev/null
+++ b/api/Element/setCapture.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "setCapture": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/setCapture",
+          "support": {
+            "chrome": {
+              "version_added": false
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12",
+              "version_removed": "79"
+            },
+            "firefox": {
+              "version_added": "4"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "5",
+              "notes": "The `retargetToElement` parameter to `Element.setCapture()` was introduced in Internet Explorer 5.5."
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": false
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": false,
+            "deprecated": true
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/setHTMLUnsafe.json b/api/Element/setHTMLUnsafe.json
new file mode 100644
index 0000000..4a6c00e
--- /dev/null
+++ b/api/Element/setHTMLUnsafe.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "setHTMLUnsafe": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/setHTMLUnsafe",
+          "spec_url": "https://html.spec.whatwg.org/multipage/dynamic-markup-insertion.html#dom-element-sethtmlunsafe",
+          "tags": [
+            "web-features:parse-html-unsafe"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "124"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "123"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "17.4"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/setPointerCapture.json b/api/Element/setPointerCapture.json
new file mode 100644
index 0000000..2d26021
--- /dev/null
+++ b/api/Element/setPointerCapture.json
@@ -0,0 +1,56 @@
+{
+  "api": {
+    "Element": {
+      "setPointerCapture": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/setPointerCapture",
+          "spec_url": "https://w3c.github.io/pointerevents/#dom-element-setpointercapture",
+          "tags": [
+            "web-features:pointer-events-api"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "55"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "59",
+              "notes": "Before Firefox 82, `setPointerCapture()` throws `InvalidPointerId` for an invalid `pointerId` argument. From Firefox 82, it throws [the specified](https://w3c.github.io/pointerevents/#setting-pointer-capture) `NotFoundError` exception. See [bug 1662124](https://bugzil.la/1662124)."
+            },
+            "firefox_android": {
+              "version_added": "79",
+              "notes": "Before Firefox 82, `setPointerCapture()` throws `InvalidPointerId` for an invalid `pointerId` argument. From Firefox 82, it throws [the specified](https://w3c.github.io/pointerevents/#setting-pointer-capture) `NotFoundError` exception. See [bug 1662124](https://bugzil.la/1662124)."
+            },
+            "ie": [
+              {
+                "version_added": "11"
+              },
+              {
+                "prefix": "ms",
+                "version_added": "10"
+              }
+            ],
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "13"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/shadowRoot.json b/api/Element/shadowRoot.json
new file mode 100644
index 0000000..ddda86d
--- /dev/null
+++ b/api/Element/shadowRoot.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "shadowRoot": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/shadowRoot",
+          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-shadowrootâ‘ ",
+          "tags": [
+            "web-features:shadow-dom"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "35"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "63"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "10"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/slot.json b/api/Element/slot.json
new file mode 100644
index 0000000..2de6b56
--- /dev/null
+++ b/api/Element/slot.json
@@ -0,0 +1,44 @@
+{
+  "api": {
+    "Element": {
+      "slot": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/slot",
+          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-slotâ‘ ",
+          "tags": [
+            "web-features:slot"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "53"
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "63"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "10"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/tagName.json b/api/Element/tagName.json
new file mode 100644
index 0000000..829a34f
--- /dev/null
+++ b/api/Element/tagName.json
@@ -0,0 +1,50 @@
+{
+  "api": {
+    "Element": {
+      "tagName": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/tagName",
+          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-tagnameâ‘ ",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "1"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "1"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "5"
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": "8"
+            },
+            "opera_android": {
+              "version_added": "10.1"
+            },
+            "safari": {
+              "version_added": "1"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/toggleAttribute.json b/api/Element/toggleAttribute.json
new file mode 100644
index 0000000..e972781
--- /dev/null
+++ b/api/Element/toggleAttribute.json
@@ -0,0 +1,46 @@
+{
+  "api": {
+    "Element": {
+      "toggleAttribute": {
+        "__compat": {
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/toggleAttribute",
+          "spec_url": "https://dom.spec.whatwg.org/#ref-for-dom-element-toggleattributeâ‘ ",
+          "tags": [
+            "web-features:dom"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "69"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "18"
+            },
+            "firefox": {
+              "version_added": "63"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "12"
+            },
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/touchcancel_event.json b/api/Element/touchcancel_event.json
new file mode 100644
index 0000000..e25e045
--- /dev/null
+++ b/api/Element/touchcancel_event.json
@@ -0,0 +1,56 @@
+{
+  "api": {
+    "Element": {
+      "touchcancel_event": {
+        "__compat": {
+          "description": "`touchcancel` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/touchcancel_event",
+          "spec_url": [
+            "https://w3c.github.io/touch-events/#event-touchcancel",
+            "https://w3c.github.io/touch-events/#dom-globaleventhandlers-ontouchcancel"
+          ],
+          "tags": [
+            "web-features:touch-events"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "22"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "52"
+            },
+            "firefox_android": {
+              "version_added": "6"
+            },
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": false
+            },
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": false
+            },
+            "safari_ios": {
+              "version_added": "≤3"
+            },
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/touchend_event.json b/api/Element/touchend_event.json
new file mode 100644
index 0000000..9e4db73
--- /dev/null
+++ b/api/Element/touchend_event.json
@@ -0,0 +1,56 @@
+{
+  "api": {
+    "Element": {
+      "touchend_event": {
+        "__compat": {
+          "description": "`touchend` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/touchend_event",
+          "spec_url": [
+            "https://w3c.github.io/touch-events/#event-touchend",
+            "https://w3c.github.io/touch-events/#dom-globaleventhandlers-ontouchend"
+          ],
+          "tags": [
+            "web-features:touch-events"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "22"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "52"
+            },
+            "firefox_android": {
+              "version_added": "6"
+            },
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": false
+            },
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": false
+            },
+            "safari_ios": {
+              "version_added": "≤3"
+            },
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/touchmove_event.json b/api/Element/touchmove_event.json
new file mode 100644
index 0000000..82d8ec9
--- /dev/null
+++ b/api/Element/touchmove_event.json
@@ -0,0 +1,56 @@
+{
+  "api": {
+    "Element": {
+      "touchmove_event": {
+        "__compat": {
+          "description": "`touchmove` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/touchmove_event",
+          "spec_url": [
+            "https://w3c.github.io/touch-events/#event-touchmove",
+            "https://w3c.github.io/touch-events/#dom-globaleventhandlers-ontouchmove"
+          ],
+          "tags": [
+            "web-features:touch-events"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "22"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "52"
+            },
+            "firefox_android": {
+              "version_added": "6"
+            },
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": false
+            },
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": false
+            },
+            "safari_ios": {
+              "version_added": "≤3"
+            },
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/touchstart_event.json b/api/Element/touchstart_event.json
new file mode 100644
index 0000000..e707d39
--- /dev/null
+++ b/api/Element/touchstart_event.json
@@ -0,0 +1,56 @@
+{
+  "api": {
+    "Element": {
+      "touchstart_event": {
+        "__compat": {
+          "description": "`touchstart` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/touchstart_event",
+          "spec_url": [
+            "https://w3c.github.io/touch-events/#event-touchstart",
+            "https://w3c.github.io/touch-events/#dom-globaleventhandlers-ontouchstart"
+          ],
+          "tags": [
+            "web-features:touch-events"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "22"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "52"
+            },
+            "firefox_android": {
+              "version_added": "6"
+            },
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": {
+              "version_added": false
+            },
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": false
+            },
+            "safari_ios": {
+              "version_added": "≤3"
+            },
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/transitioncancel_event.json b/api/Element/transitioncancel_event.json
new file mode 100644
index 0000000..50ea26f
--- /dev/null
+++ b/api/Element/transitioncancel_event.json
@@ -0,0 +1,64 @@
+{
+  "api": {
+    "Element": {
+      "transitioncancel_event": {
+        "__compat": {
+          "description": "`transitioncancel` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/transitioncancel_event",
+          "spec_url": [
+            "https://drafts.csswg.org/css-transitions/#transitioncancel",
+            "https://drafts.csswg.org/css-transitions/#dom-globaleventhandlers-ontransitioncancel"
+          ],
+          "tags": [
+            "web-features:transitions"
+          ],
+          "support": {
+            "chrome": [
+              {
+                "version_added": "87"
+              },
+              {
+                "version_added": "74",
+                "version_removed": "87",
+                "partial_implementation": true,
+                "notes": "The `ontransitioncancel` event handler property is not supported. To listen to this event, use `element.addEventListener('transitioncancel', function() {});`."
+              }
+            ],
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": "53"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": [
+              {
+                "version_added": "13.1"
+              },
+              {
+                "version_added": "12",
+                "version_removed": "13.1",
+                "partial_implementation": true,
+                "notes": "Although the `ontransitioncancel` event handler property is supported, the `transitioncancel` event is never fired."
+              }
+            ],
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/transitionend_event.json b/api/Element/transitionend_event.json
new file mode 100644
index 0000000..1f52a6a
--- /dev/null
+++ b/api/Element/transitionend_event.json
@@ -0,0 +1,99 @@
+{
+  "api": {
+    "Element": {
+      "transitionend_event": {
+        "__compat": {
+          "description": "`transitionend` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/transitionend_event",
+          "spec_url": "https://drafts.csswg.org/css-transitions/#transitionend",
+          "tags": [
+            "web-features:transitions"
+          ],
+          "support": {
+            "chrome": [
+              {
+                "version_added": "26"
+              },
+              {
+                "prefix": "webkit",
+                "version_added": "1"
+              }
+            ],
+            "chrome_android": "mirror",
+            "edge": [
+              {
+                "version_added": "18"
+              },
+              {
+                "prefix": "webkit",
+                "version_added": "79"
+              },
+              {
+                "version_added": "12",
+                "version_removed": "18",
+                "partial_implementation": true,
+                "notes": "The `ontransitionend` event handler property is not supported. To listen to this event, use `element.addEventListener('transitionend', function() {});`."
+              }
+            ],
+            "firefox": {
+              "version_added": "51"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "10",
+              "partial_implementation": true,
+              "notes": "The `ontransitionend` event handler property is not supported. To listen to this event, use `element.addEventListener('transitionend', function() {});`."
+            },
+            "oculus": "mirror",
+            "opera": [
+              {
+                "version_added": "12.1"
+              },
+              {
+                "prefix": "webkit",
+                "version_added": "15"
+              },
+              {
+                "prefix": "o",
+                "version_added": "11.6",
+                "version_removed": "15"
+              }
+            ],
+            "opera_android": [
+              {
+                "version_added": "12.1"
+              },
+              {
+                "prefix": "webkit",
+                "version_added": "14"
+              },
+              {
+                "prefix": "o",
+                "version_added": "12",
+                "version_removed": "14"
+              }
+            ],
+            "safari": [
+              {
+                "version_added": "7"
+              },
+              {
+                "prefix": "webkit",
+                "version_added": "4"
+              }
+            ],
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/transitionrun_event.json b/api/Element/transitionrun_event.json
new file mode 100644
index 0000000..d73578d
--- /dev/null
+++ b/api/Element/transitionrun_event.json
@@ -0,0 +1,56 @@
+{
+  "api": {
+    "Element": {
+      "transitionrun_event": {
+        "__compat": {
+          "description": "`transitionrun` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/transitionrun_event",
+          "spec_url": "https://drafts.csswg.org/css-transitions/#transitionrun",
+          "tags": [
+            "web-features:transitions"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "74"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "53"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "10",
+              "partial_implementation": true,
+              "notes": "The `ontransitionrun` event handler property is not supported. To listen to this event, use `element.addEventListener('transitionrun', function() {});`."
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": [
+              {
+                "version_added": "13.1"
+              },
+              {
+                "version_added": "12",
+                "partial_implementation": true,
+                "notes": "The event handler exists but will never be called."
+              }
+            ],
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/transitionstart_event.json b/api/Element/transitionstart_event.json
new file mode 100644
index 0000000..d791081
--- /dev/null
+++ b/api/Element/transitionstart_event.json
@@ -0,0 +1,56 @@
+{
+  "api": {
+    "Element": {
+      "transitionstart_event": {
+        "__compat": {
+          "description": "`transitionstart` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/transitionstart_event",
+          "spec_url": "https://drafts.csswg.org/css-transitions/#transitionstart",
+          "tags": [
+            "web-features:transitions"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "74"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "53"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "10",
+              "partial_implementation": true,
+              "notes": "The `ontransitionstart` event handler property is not supported. To listen to this event, use `element.addEventListener('transitionstart', function() {});`."
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": [
+              {
+                "version_added": "13.1"
+              },
+              {
+                "version_added": "12",
+                "partial_implementation": true,
+                "notes": "The event handler exists but will never be called."
+              }
+            ],
+            "safari_ios": "mirror",
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/webkitmouseforcechanged_event.json b/api/Element/webkitmouseforcechanged_event.json
new file mode 100644
index 0000000..5e06152
--- /dev/null
+++ b/api/Element/webkitmouseforcechanged_event.json
@@ -0,0 +1,43 @@
+{
+  "api": {
+    "Element": {
+      "webkitmouseforcechanged_event": {
+        "__compat": {
+          "description": "`webkitmouseforcechanged` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/webkitmouseforcechanged_event",
+          "support": {
+            "chrome": {
+              "version_added": false
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": false
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "9"
+            },
+            "safari_ios": {
+              "version_added": false
+            },
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": false,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/webkitmouseforcedown_event.json b/api/Element/webkitmouseforcedown_event.json
new file mode 100644
index 0000000..073469d
--- /dev/null
+++ b/api/Element/webkitmouseforcedown_event.json
@@ -0,0 +1,43 @@
+{
+  "api": {
+    "Element": {
+      "webkitmouseforcedown_event": {
+        "__compat": {
+          "description": "`webkitmouseforcedown` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/webkitmouseforcedown_event",
+          "support": {
+            "chrome": {
+              "version_added": false
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": false
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "9"
+            },
+            "safari_ios": {
+              "version_added": false
+            },
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": false,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/webkitmouseforceup_event.json b/api/Element/webkitmouseforceup_event.json
new file mode 100644
index 0000000..f74745c
--- /dev/null
+++ b/api/Element/webkitmouseforceup_event.json
@@ -0,0 +1,43 @@
+{
+  "api": {
+    "Element": {
+      "webkitmouseforceup_event": {
+        "__compat": {
+          "description": "`webkitmouseforceup` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/webkitmouseforceup_event",
+          "support": {
+            "chrome": {
+              "version_added": false
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": false
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "9"
+            },
+            "safari_ios": {
+              "version_added": false
+            },
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": false,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/webkitmouseforcewillbegin_event.json b/api/Element/webkitmouseforcewillbegin_event.json
new file mode 100644
index 0000000..ff60f79
--- /dev/null
+++ b/api/Element/webkitmouseforcewillbegin_event.json
@@ -0,0 +1,43 @@
+{
+  "api": {
+    "Element": {
+      "webkitmouseforcewillbegin_event": {
+        "__compat": {
+          "description": "`webkitmouseforcewillbegin` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/webkitmouseforcewillbegin_event",
+          "support": {
+            "chrome": {
+              "version_added": false
+            },
+            "chrome_android": "mirror",
+            "edge": "mirror",
+            "firefox": {
+              "version_added": false
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": false
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "9"
+            },
+            "safari_ios": {
+              "version_added": false
+            },
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": false,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/api/Element/wheel_event.json b/api/Element/wheel_event.json
new file mode 100644
index 0000000..a9de0a2
--- /dev/null
+++ b/api/Element/wheel_event.json
@@ -0,0 +1,53 @@
+{
+  "api": {
+    "Element": {
+      "wheel_event": {
+        "__compat": {
+          "description": "`wheel` event",
+          "mdn_url": "https://developer.mozilla.org/docs/Web/API/Element/wheel_event",
+          "spec_url": [
+            "https://w3c.github.io/uievents/#event-type-wheel",
+            "https://html.spec.whatwg.org/multipage/webappapis.html#handler-onwheel"
+          ],
+          "tags": [
+            "web-features:wheel-events"
+          ],
+          "support": {
+            "chrome": {
+              "version_added": "31"
+            },
+            "chrome_android": "mirror",
+            "edge": {
+              "version_added": "12"
+            },
+            "firefox": {
+              "version_added": "17"
+            },
+            "firefox_android": "mirror",
+            "ie": {
+              "version_added": "9",
+              "notes": "The `onwheel` event handler property is not supported. To listen to this event, use `element.addEventListener('wheel', function() {});`. See [IE bug 782835](https://connect.microsoft.com/IE/feedback/details/782835/missing-onwheel-attribute-for-the-wheel-event-although-its-supported-via-addeventlistener)."
+            },
+            "oculus": "mirror",
+            "opera": "mirror",
+            "opera_android": "mirror",
+            "safari": {
+              "version_added": "7"
+            },
+            "safari_ios": {
+              "version_added": false
+            },
+            "samsunginternet_android": "mirror",
+            "webview_android": "mirror",
+            "webview_ios": "mirror"
+          },
+          "status": {
+            "experimental": false,
+            "standard_track": true,
+            "deprecated": false
+          }
+        }
+      }
+    }
+  }
+}