{
  "api": {
    "SpeechSynthesisEvent": {
      "__compat": {
        "mdn_url": "https://developer.mozilla.org/docs/Web/API/SpeechSynthesisEvent",
        "spec_url": "https://webaudio.github.io/web-speech-api/#speechsynthesisevent",
        "tags": [
          "web-features:speech-synthesis"
        ],
        "support": {
          "chrome": {
            "version_added": "33"
          },
          "chrome_android": "mirror",
          "edge": {
            "version_added": "14"
          },
          "firefox": {
            "version_added": "49"
          },
          "firefox_android": {
            "version_added": "62"
          },
          "ie": {
            "version_added": false
          },
          "oculus": "mirror",
          "opera": {
            "version_added": "21"
          },
          "opera_android": {
            "version_added": false
          },
          "safari": {
            "version_added": "7"
          },
          "safari_ios": "mirror",
          "samsunginternet_android": {
            "version_added": "3.0"
          },
          "webview_android": {
            "version_added": false,
            "impl_url": "https://crbug.com/40417848"
          },
          "webview_ios": "mirror"
        },
        "status": {
          "experimental": false,
          "standard_track": true,
          "deprecated": false
        }
      },
      "SpeechSynthesisEvent": {
        "__compat": {
          "description": "`SpeechSynthesisEvent()` constructor",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/SpeechSynthesisEvent/SpeechSynthesisEvent",
          "spec_url": "https://webaudio.github.io/web-speech-api/#dom-speechsynthesisevent-speechsynthesisevent",
          "tags": [
            "web-features:speech-synthesis"
          ],
          "support": {
            "chrome": {
              "version_added": "71"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "14"
            },
            "firefox": {
              "version_added": "49"
            },
            "firefox_android": {
              "version_added": "62"
            },
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": {
              "version_added": false
            },
            "safari": {
              "version_added": "16"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": {
              "version_added": false
            },
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "charIndex": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/SpeechSynthesisEvent/charIndex",
          "spec_url": "https://webaudio.github.io/web-speech-api/#dom-speechsynthesisevent-charindex",
          "tags": [
            "web-features:speech-synthesis"
          ],
          "support": {
            "chrome": {
              "version_added": "33"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "14"
            },
            "firefox": {
              "version_added": "49"
            },
            "firefox_android": {
              "version_added": "62"
            },
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "21"
            },
            "opera_android": {
              "version_added": false
            },
            "safari": {
              "version_added": "7"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": {
              "version_added": "3.0"
            },
            "webview_android": {
              "version_added": false
            },
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "charLength": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/SpeechSynthesisEvent/charLength",
          "spec_url": "https://webaudio.github.io/web-speech-api/#dom-speechsynthesisevent-charlength",
          "tags": [
            "web-features:speech-synthesis"
          ],
          "support": {
            "chrome": {
              "version_added": "77"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "15"
            },
            "firefox": {
              "version_added": "53"
            },
            "firefox_android": {
              "version_added": "62"
            },
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": {
              "version_added": false
            },
            "safari": {
              "version_added": "16"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": {
              "version_added": false
            },
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "elapsedTime": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/SpeechSynthesisEvent/elapsedTime",
          "spec_url": "https://webaudio.github.io/web-speech-api/#dom-speechsynthesisevent-elapsedtime",
          "tags": [
            "web-features:speech-synthesis"
          ],
          "support": {
            "chrome": {
              "version_added": "33"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "14"
            },
            "firefox": {
              "version_added": "49"
            },
            "firefox_android": {
              "version_added": "62"
            },
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "21"
            },
            "opera_android": {
              "version_added": false
            },
            "safari": {
              "version_added": "7"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": {
              "version_added": "3.0"
            },
            "webview_android": {
              "version_added": false
            },
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        },
        "milliseconds": {
          "__compat": {
            "description": "`elapsedTime` in milliseconds",
            "support": {
              "chrome": {
                "version_added": "33"
              },
              "chrome_android": "mirror",
              "edge": {
                "version_added": "14"
              },
              "firefox": {
                "version_added": "49",
                "version_removed": "95",
                "partial_implementation": true,
                "notes": "Windows and macOS only."
              },
              "firefox_android": {
                "version_added": false
              },
              "ie": {
                "version_added": false
              },
              "oculus": "mirror",
              "opera": {
                "version_added": "21"
              },
              "opera_android": {
                "version_added": false
              },
              "safari": {
                "version_added": "7",
                "version_removed": "14.1"
              },
              "safari_ios": "mirror",
              "samsunginternet_android": {
                "version_added": "3.0"
              },
              "webview_android": {
                "version_added": false
              },
              "webview_ios": "mirror"
            },
            "status": {
              "experimental": false,
              "standard_track": false,
              "deprecated": true
            }
          }
        }
      },
      "name": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/SpeechSynthesisEvent/name",
          "spec_url": "https://webaudio.github.io/web-speech-api/#dom-speechsynthesisevent-name",
          "tags": [
            "web-features:speech-synthesis"
          ],
          "support": {
            "chrome": {
              "version_added": "33"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "14"
            },
            "firefox": {
              "version_added": "49"
            },
            "firefox_android": {
              "version_added": "62"
            },
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "21"
            },
            "opera_android": {
              "version_added": false
            },
            "safari": {
              "version_added": "7"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": {
              "version_added": "3.0"
            },
            "webview_android": {
              "version_added": false
            },
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "utterance": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/SpeechSynthesisEvent/utterance",
          "spec_url": "https://webaudio.github.io/web-speech-api/#dom-speechsynthesisevent-utterance",
          "tags": [
            "web-features:speech-synthesis"
          ],
          "support": {
            "chrome": {
              "version_added": "33"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "14"
            },
            "firefox": {
              "version_added": "49"
            },
            "firefox_android": {
              "version_added": "62"
            },
            "ie": {
              "version_added": false
            },
            "oculus": "mirror",
            "opera": {
              "version_added": "21"
            },
            "opera_android": {
              "version_added": false
            },
            "safari": {
              "version_added": "16"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": {
              "version_added": "3.0"
            },
            "webview_android": {
              "version_added": false
            },
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      }
    }
  }
}