{
  "api": {
    "ExtendableEvent": {
      "__compat": {
        "mdn_url": "https://developer.mozilla.org/docs/Web/API/ExtendableEvent",
        "spec_url": "https://w3c.github.io/ServiceWorker/#extendableevent-interface",
        "tags": [
          "web-features:service-workers"
        ],
        "support": {
          "chrome": {
            "version_added": "40"
          },
          "chrome_android": "mirror",
          "edge": {
            "version_added": "17"
          },
          "firefox": {
            "version_added": "44"
          },
          "firefox_android": "mirror",
          "oculus": "mirror",
          "opera": {
            "version_added": "24"
          },
          "opera_android": {
            "version_added": "24"
          },
          "safari": {
            "version_added": "11.1"
          },
          "safari_ios": "mirror",
          "samsunginternet_android": "mirror",
          "webview_android": "mirror",
          "webview_ios": {
            "version_added": false
          }
        },
        "status": {
          "experimental": false,
          "standard_track": true,
          "deprecated": false
        }
      },
      "ExtendableEvent": {
        "__compat": {
          "description": "`ExtendableEvent()` constructor",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/ExtendableEvent/ExtendableEvent",
          "spec_url": "https://w3c.github.io/ServiceWorker/#dom-extendableevent-extendableevent",
          "tags": [
            "web-features:service-workers"
          ],
          "support": {
            "chrome": {
              "version_added": "41"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "17"
            },
            "firefox": {
              "version_added": "44"
            },
            "firefox_android": "mirror",
            "oculus": "mirror",
            "opera": {
              "version_added": "24"
            },
            "opera_android": {
              "version_added": "24"
            },
            "safari": {
              "version_added": "11.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": {
              "version_added": false
            }
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "waitUntil": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/ExtendableEvent/waitUntil",
          "spec_url": "https://w3c.github.io/ServiceWorker/#dom-extendableevent-waituntil",
          "tags": [
            "web-features:service-workers"
          ],
          "support": {
            "chrome": {
              "version_added": "40"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "17"
            },
            "firefox": {
              "version_added": "44"
            },
            "firefox_android": "mirror",
            "oculus": "mirror",
            "opera": {
              "version_added": "24"
            },
            "opera_android": {
              "version_added": "24"
            },
            "safari": {
              "version_added": "11.1"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": {
              "version_added": false
            }
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        },
        "async_waitUntil": {
          "__compat": {
            "description": "`waitUntil` may be called asynchronously",
            "spec_url": "https://w3c.github.io/ServiceWorker/#dom-extendableevent-waituntil",
            "tags": [
              "web-features:service-workers"
            ],
            "support": {
              "chrome": {
                "version_added": "60"
              },
              "chrome_android": "mirror",
              "edge": {
                "version_added": "17"
              },
              "firefox": {
                "version_added": "53"
              },
              "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": {
                "version_added": false
              }
            },
            "status": {
              "experimental": false,
              "standard_track": true,
              "deprecated": false
            }
          }
        }
      }
    }
  }
}