{
  "api": {
    "KeyframeEffect": {
      "__compat": {
        "mdn_url": "https://developer.mozilla.org/docs/Web/API/KeyframeEffect",
        "support": {
          "webview_android": {
            "version_added": true
          },
          "chrome": {
            "version_added": true
          },
          "chrome_android": {
            "version_added": true
          },
          "edge": {
            "version_added": null
          },
          "edge_mobile": {
            "version_added": null
          },
          "firefox": {
            "notes": "The Web Animations API is only enabled by default in Firefox Nightly builds. It was enabled in Developer Edition until 58, when it is no longer enabled by default. You can enable it in beta and release builds by setting the preference <code>dom.animations-api.core.enabled</code> to <code>true</code>, and can disable it in any Firefox version by setting this preference to <code>false</code>.",
            "version_added": "48"
          },
          "firefox_android": {
            "notes": "The Web Animations API is only enabled by default in Firefox Nightly builds. It was enabled in Developer Edition until 58, when it is no longer enabled by default. You can enable it in beta and release builds by setting the preference <code>dom.animations-api.core.enabled</code> to <code>true</code>, and can disable it in any Firefox version by setting this preference to <code>false</code>.",
            "version_added": "48"
          },
          "ie": {
            "version_added": false
          },
          "opera": {
            "version_added": false
          },
          "opera_android": {
            "version_added": false
          },
          "safari": {
            "version_added": false
          },
          "safari_ios": {
            "version_added": false
          },
          "samsunginternet_android": {
            "version_added": true
          }
        },
        "status": {
          "experimental": true,
          "standard_track": true,
          "deprecated": false
        }
      },
      "KeyframeEffect": {
        "__compat": {
          "description": "Clone constructor (2nd type of constructor)",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/KeyframeEffect/KeyframeEffect",
          "support": {
            "webview_android": {
              "version_added": true
            },
            "chrome": {
              "version_added": true
            },
            "chrome_android": {
              "version_added": true
            },
            "edge": {
              "version_added": null
            },
            "firefox": {
              "notes": "Only enabled in Firefox 52 and later Nightly edition. Turned off in Beta/release.",
              "version_added": false
            },
            "ie": {
              "version_added": false
            },
            "opera": {
              "version_added": false
            },
            "edge_mobile": {
              "version_added": null
            },
            "firefox_android": {
              "notes": "Only enabled in Firefox 52 and later Nightly edition. Turned off in Beta/release.",
              "version_added": false
            },
            "opera_android": {
              "version_added": false
            },
            "safari": {
              "version_added": false
            },
            "safari_ios": {
              "version_added": false
            },
            "samsunginternet_android": {
              "version_added": true
            }
          },
          "status": {
            "experimental": true,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "setKeyframes": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/KeyframeEffect/setKeyframes",
          "support": {
            "webview_android": {
              "version_added": false
            },
            "chrome": {
              "version_added": false
            },
            "chrome_android": {
              "version_added": false
            },
            "firefox": {
              "version_added": false
            },
            "ie": {
              "version_added": false
            },
            "opera": {
              "version_added": false
            },
            "edge": {
              "version_added": false
            },
            "edge_mobile": {
              "version_added": false
            },
            "firefox_android": {
              "version_added": false
            },
            "opera_android": {
              "version_added": false
            },
            "safari": {
              "version_added": false
            },
            "safari_ios": {
              "version_added": false
            },
            "samsunginternet_android": {
              "version_added": false
            }
          },
          "status": {
            "experimental": true,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "composite": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/KeyframeEffect/composite",
          "support": {
            "webview_android": {
              "version_added": null
            },
            "chrome": {
              "version_added": null
            },
            "chrome_android": {
              "version_added": null
            },
            "edge": {
              "version_added": null
            },
            "edge_mobile": {
              "version_added": null
            },
            "firefox": {
              "version_added": null
            },
            "firefox_android": {
              "version_added": null
            },
            "ie": {
              "version_added": null
            },
            "opera": {
              "version_added": null
            },
            "opera_android": {
              "version_added": null
            },
            "safari": {
              "version_added": null
            },
            "safari_ios": {
              "version_added": null
            },
            "samsunginternet_android": {
              "version_added": null
            }
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "iterationComposite": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/KeyframeEffect/iterationComposite",
          "support": {
            "webview_android": {
              "version_added": null
            },
            "chrome": {
              "version_added": null
            },
            "chrome_android": {
              "version_added": null
            },
            "edge": {
              "version_added": null
            },
            "edge_mobile": {
              "version_added": null
            },
            "firefox": {
              "version_added": null
            },
            "firefox_android": {
              "version_added": null
            },
            "ie": {
              "version_added": null
            },
            "opera": {
              "version_added": null
            },
            "opera_android": {
              "version_added": null
            },
            "safari": {
              "version_added": null
            },
            "safari_ios": {
              "version_added": null
            },
            "samsunginternet_android": {
              "version_added": null
            }
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "target": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/KeyframeEffect/target",
          "support": {
            "webview_android": {
              "version_added": null
            },
            "chrome": {
              "version_added": null
            },
            "chrome_android": {
              "version_added": null
            },
            "edge": {
              "version_added": null
            },
            "edge_mobile": {
              "version_added": null
            },
            "firefox": {
              "version_added": null
            },
            "firefox_android": {
              "version_added": null
            },
            "ie": {
              "version_added": null
            },
            "opera": {
              "version_added": null
            },
            "opera_android": {
              "version_added": null
            },
            "safari": {
              "version_added": null
            },
            "safari_ios": {
              "version_added": null
            },
            "samsunginternet_android": {
              "version_added": null
            }
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "getKeyframes": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/KeyframeEffect/getKeyframes",
          "support": {
            "webview_android": {
              "version_added": null
            },
            "chrome": {
              "version_added": null
            },
            "chrome_android": {
              "version_added": null
            },
            "edge": {
              "version_added": null
            },
            "edge_mobile": {
              "version_added": null
            },
            "firefox": {
              "version_added": null
            },
            "firefox_android": {
              "version_added": null
            },
            "ie": {
              "version_added": null
            },
            "opera": {
              "version_added": null
            },
            "opera_android": {
              "version_added": null
            },
            "safari": {
              "version_added": null
            },
            "safari_ios": {
              "version_added": null
            },
            "samsunginternet_android": {
              "version_added": null
            }
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      }
    }
  }
}