{
  "api": {
    "FetchEvent": {
      "__compat": {
        "mdn_url": "https://developer.mozilla.org/docs/Web/API/FetchEvent",
        "spec_url": "https://w3c.github.io/ServiceWorker/#fetchevent-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": "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
        }
      },
      "FetchEvent": {
        "__compat": {
          "description": "`FetchEvent()` constructor",
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/FetchEvent/FetchEvent",
          "spec_url": "https://w3c.github.io/ServiceWorker/#dom-fetchevent-fetchevent",
          "tags": [
            "web-features:service-workers"
          ],
          "support": {
            "chrome": {
              "version_added": "44"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "17"
            },
            "firefox": {
              "version_added": "44"
            },
            "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
          }
        }
      },
      "clientId": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/FetchEvent/clientId",
          "spec_url": "https://w3c.github.io/ServiceWorker/#fetch-event-clientid",
          "tags": [
            "web-features:service-workers"
          ],
          "support": {
            "chrome": {
              "version_added": "49"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "17"
            },
            "firefox": {
              "version_added": "45"
            },
            "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
          }
        }
      },
      "handled": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/FetchEvent/handled",
          "spec_url": "https://w3c.github.io/ServiceWorker/#dom-fetchevent-handled",
          "tags": [
            "web-features:service-workers"
          ],
          "support": {
            "chrome": {
              "version_added": "86"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "84"
            },
            "firefox_android": "mirror",
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "16"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": {
              "version_added": false
            }
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "isReload": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/FetchEvent/isReload",
          "support": {
            "chrome": {
              "version_added": "40",
              "notes": "May be removed in a future release, see [bug 40487736](https://crbug.com/40487736)."
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "17"
            },
            "firefox": {
              "version_added": "44",
              "version_removed": "74"
            },
            "firefox_android": "mirror",
            "oculus": "mirror",
            "opera": {
              "version_added": "27"
            },
            "opera_android": {
              "version_added": "27"
            },
            "safari": {
              "version_added": false
            },
            "safari_ios": "mirror",
            "samsunginternet_android": {
              "version_added": "4.0"
            },
            "webview_android": {
              "version_added": "40"
            },
            "webview_ios": "mirror"
          },
          "status": {
            "experimental": false,
            "standard_track": false,
            "deprecated": true
          }
        }
      },
      "preloadResponse": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/FetchEvent/preloadResponse",
          "spec_url": "https://w3c.github.io/ServiceWorker/#fetch-event-preloadresponse",
          "tags": [
            "web-features:service-workers"
          ],
          "support": {
            "chrome": {
              "version_added": "59"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "18"
            },
            "firefox": {
              "version_added": "99"
            },
            "firefox_android": "mirror",
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": "mirror",
            "safari": {
              "version_added": "15.4"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": {
              "version_added": false
            }
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      },
      "request": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/FetchEvent/request",
          "spec_url": "https://w3c.github.io/ServiceWorker/#fetch-event-request",
          "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": "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
          }
        }
      },
      "respondWith": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/FetchEvent/respondWith",
          "spec_url": "https://w3c.github.io/ServiceWorker/#fetch-event-respondwith",
          "tags": [
            "web-features:service-workers"
          ],
          "support": {
            "chrome": {
              "version_added": "42"
            },
            "chrome_android": "mirror",
            "edge": {
              "version_added": "17"
            },
            "firefox": {
              "version_added": "44"
            },
            "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
          }
        },
        "networkerror_on_same-origin_cors": {
          "__compat": {
            "description": "`NetworkError` thrown if the request mode is `same-origin` and the response type is `cors`",
            "spec_url": "https://w3c.github.io/ServiceWorker/#fetch-event-respondwith",
            "tags": [
              "web-features:service-workers"
            ],
            "support": {
              "chrome": {
                "version_added": "66"
              },
              "chrome_android": "mirror",
              "edge": "mirror",
              "firefox": {
                "version_added": "59"
              },
              "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
            }
          }
        },
        "resource_url": {
          "__compat": {
            "description": "Change in behavior when specifying the final URL of a resource.",
            "spec_url": "https://w3c.github.io/ServiceWorker/#fetch-event-respondwith",
            "tags": [
              "web-features:service-workers"
            ],
            "support": {
              "chrome": {
                "version_added": false
              },
              "chrome_android": "mirror",
              "edge": "mirror",
              "firefox": {
                "version_added": "59"
              },
              "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": true,
              "standard_track": true,
              "deprecated": false
            }
          }
        }
      },
      "resultingClientId": {
        "__compat": {
          "mdn_url": "https://developer.mozilla.org/docs/Web/API/FetchEvent/resultingClientId",
          "spec_url": "https://w3c.github.io/ServiceWorker/#fetch-event-resultingclientid",
          "tags": [
            "web-features:service-workers"
          ],
          "support": {
            "chrome": {
              "version_added": "72"
            },
            "chrome_android": "mirror",
            "edge": "mirror",
            "firefox": {
              "version_added": "65"
            },
            "firefox_android": "mirror",
            "oculus": "mirror",
            "opera": "mirror",
            "opera_android": {
              "version_added": "50"
            },
            "safari": {
              "version_added": "16"
            },
            "safari_ios": "mirror",
            "samsunginternet_android": "mirror",
            "webview_android": "mirror",
            "webview_ios": {
              "version_added": false
            }
          },
          "status": {
            "experimental": false,
            "standard_track": true,
            "deprecated": false
          }
        }
      }
    }
  }
}