{
  "api": {
    "FontFace": {
      "__compat": {
        "mdn_url": "https://developer.mozilla.org/docs/Web/API/FontFace",
        "spec_url": "https://drafts.csswg.org/css-font-loading/#fontface-interface",
        "tags": [
          "web-features:font-loading"
        ],
        "support": {
          "chrome": {
            "version_added": "35"
          },
          "chrome_android": "mirror",
          "edge": "mirror",
          "firefox": {
            "version_added": "41"
          },
          "firefox_android": "mirror",
          "oculus": "mirror",
          "opera": "mirror",
          "opera_android": "mirror",
          "safari": {
            "version_added": "10"
          },
          "safari_ios": "mirror",
          "samsunginternet_android": {
            "version_added": "4.0"
          },
          "webview_android": "mirror",
          "webview_ios": "mirror"
        },
        "status": {
          "experimental": false,
          "standard_track": true,
          "deprecated": false
        }
      },
      "FontFace": {
        "__compat": {
          "description": "`FontFace()` constructor",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/FontFace/FontFace",
          "spec_url": "https://drafts.csswg.org/css-font-loading/#font-face-constructor",
          "tags": [
            "web-features:font-loading"
          ],
          "support": {
            "chrome": {
              "version_added": "35"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "41"
            },
            "firefox_android": "mirror",
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "10"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": {
              "version_added": "4.0"
            },
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "worker_support": {
        "__compat": {
          "description": "Available in workers",
          "tags": [
            "web-features:font-loading"
          ],
          "support": {
            "chrome": {
              "version_added": "69"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "105"
            },
            "firefox_android": "mirror",
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "15"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "ascentOverride": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/FontFace/ascentOverride",
          "spec_url": "https://drafts.csswg.org/css-font-loading/#dom-fontfacedescriptors-ascentoverride",
          "tags": [
            "web-features:font-metric-overrides"
          ],
          "support": {
            "chrome": {
              "version_added": "87"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "89"
            },
            "firefox_android": "mirror",
            "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
          }
        }
      },
      "descentOverride": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/FontFace/descentOverride",
          "spec_url": "https://drafts.csswg.org/css-font-loading/#dom-fontfacedescriptors-descentoverride",
          "tags": [
            "web-features:font-metric-overrides"
          ],
          "support": {
            "chrome": {
              "version_added": "87"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "89"
            },
            "firefox_android": "mirror",
            "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
          }
        }
      },
      "display": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/FontFace/display",
          "spec_url": "https://drafts.csswg.org/css-font-loading/#dom-fontface-display",
          "tags": [
            "web-features:font-loading"
          ],
          "support": {
            "chrome": {
              "version_added": "60"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "58"
            },
            "firefox_android": "mirror",
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "11.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "family": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/FontFace/family",
          "spec_url": "https://drafts.csswg.org/css-font-loading/#dom-fontface-family",
          "tags": [
            "web-features:font-loading"
          ],
          "support": {
            "chrome": {
              "version_added": "35"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "41"
            },
            "firefox_android": "mirror",
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "10"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": {
              "version_added": "4.0"
            },
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "featureSettings": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/FontFace/featureSettings",
          "spec_url": "https://drafts.csswg.org/css-font-loading/#dom-fontface-featuresettings",
          "tags": [
            "web-features:font-loading"
          ],
          "support": {
            "chrome": [
              {
                "version_added": "140"
              },
              {
                "version_added": "35",
                "version_removed": "140",
                "partial_implementation": true,
                "notes": "The property can be set, but has no effect. See [bug 324519293](https://crbug.com/324519293)"
              }
            ],
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "41"
            },
            "firefox_android": "mirror",
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "10"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": {
              "version_added": "4.0"
            },
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "lineGapOverride": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/FontFace/lineGapOverride",
          "spec_url": "https://drafts.csswg.org/css-font-loading/#dom-fontfacedescriptors-linegapoverride",
          "tags": [
            "web-features:font-metric-overrides"
          ],
          "support": {
            "chrome": {
              "version_added": "87"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "89"
            },
            "firefox_android": "mirror",
            "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
          }
        }
      },
      "load": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/FontFace/load",
          "spec_url": "https://drafts.csswg.org/css-font-loading/#font-face-load",
          "tags": [
            "web-features:font-loading"
          ],
          "support": {
            "chrome": {
              "version_added": "35"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "41"
            },
            "firefox_android": "mirror",
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "10"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": {
              "version_added": "4.0"
            },
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "loaded": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/FontFace/loaded",
          "spec_url": "https://drafts.csswg.org/css-font-loading/#dom-fontface-loaded",
          "tags": [
            "web-features:font-loading"
          ],
          "support": {
            "chrome": {
              "version_added": "37"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "41"
            },
            "firefox_android": "mirror",
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "10"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": {
              "version_added": "4.0"
            },
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "status": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/FontFace/status",
          "spec_url": "https://drafts.csswg.org/css-font-loading/#dom-fontface-status",
          "tags": [
            "web-features:font-loading"
          ],
          "support": {
            "chrome": {
              "version_added": "35"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "41"
            },
            "firefox_android": "mirror",
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "10"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": {
              "version_added": "4.0"
            },
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "stretch": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/FontFace/stretch",
          "spec_url": "https://drafts.csswg.org/css-font-loading/#dom-fontface-stretch",
          "tags": [
            "web-features:font-loading"
          ],
          "support": {
            "chrome": {
              "version_added": "35"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "41"
            },
            "firefox_android": "mirror",
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "10"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": {
              "version_added": "4.0"
            },
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "style": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/FontFace/style",
          "spec_url": "https://drafts.csswg.org/css-font-loading/#dom-fontface-style",
          "tags": [
            "web-features:font-loading"
          ],
          "support": {
            "chrome": {
              "version_added": "35"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "41"
            },
            "firefox_android": "mirror",
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "10"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": {
              "version_added": "4.0"
            },
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "unicodeRange": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/FontFace/unicodeRange",
          "spec_url": "https://drafts.csswg.org/css-font-loading/#dom-fontface-unicoderange",
          "tags": [
            "web-features:font-loading"
          ],
          "support": {
            "chrome": {
              "version_added": "35"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "41"
            },
            "firefox_android": "mirror",
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "10"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": {
              "version_added": "4.0"
            },
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "variant": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/FontFace/variant",
          "tags": [
            "web-features:font-loading"
          ],
          "support": {
            "chrome": {
              "version_added": "35"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "41"
            },
            "firefox_android": "mirror",
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "10",
              "version_removed": "13.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": {
              "version_added": "4.0"
            },
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": false,
            "deprecated": false
          }
        }
      },
      "variationSettings": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/FontFace/variationSettings",
          "spec_url": "https://drafts.csswg.org/css-font-loading/#dom-fontfacedescriptors-variationsettings",
          "tags": [
            "web-features:font-loading"
          ],
          "support": {
            "chrome": {
              "version_added": "140"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "62"
            },
            "firefox_android": "mirror",
            "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
          }
        }
      },
      "weight": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/FontFace/weight",
          "spec_url": "https://drafts.csswg.org/css-font-loading/#dom-fontface-weight",
          "tags": [
            "web-features:font-loading"
          ],
          "support": {
            "chrome": {
              "version_added": "35"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "41"
            },
            "firefox_android": "mirror",
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "10"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": {
              "version_added": "4.0"
            },
            "webview_android": "mirror",
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      }
    }
  }
}