| { |
| "api": { |
| "WebSocket": { |
| "__compat": { |
| "mdn_url": "https://developer.mozilla.org/docs/Web/API/WebSocket", |
| "spec_url": "https://websockets.spec.whatwg.org/#the-websocket-interface", |
| "tags": [ |
| "web-features:websockets" |
| ], |
| "support": { |
| "chrome": { |
| "version_added": "5" |
| }, |
| "chrome_android": "mirror", |
| "deno": { |
| "version_added": "1.4" |
| }, |
| "edge": { |
| "version_added": "12" |
| }, |
| "firefox": [ |
| { |
| "version_added": "11" |
| }, |
| { |
| "prefix": "Moz", |
| "version_added": "7", |
| "version_removed": "11", |
| "notes": "Message size limited to 16 MB (see [bug 711205](https://bugzil.la/711205))." |
| } |
| ], |
| "firefox_android": "mirror", |
| "ie": { |
| "version_added": "10" |
| }, |
| "nodejs": { |
| "version_added": "22.0.0" |
| }, |
| "oculus": "mirror", |
| "opera": { |
| "version_added": "12.1" |
| }, |
| "opera_android": { |
| "version_added": "12.1" |
| }, |
| "safari": { |
| "version_added": "5" |
| }, |
| "safari_ios": "mirror", |
| "samsunginternet_android": "mirror", |
| "webview_android": "mirror", |
| "webview_ios": "mirror" |
| }, |
| "status": { |
| "experimental": false, |
| "standard_track": true, |
| "deprecated": false |
| } |
| }, |
| "WebSocket": { |
| "__compat": { |
| "description": "`WebSocket()` constructor", |
| "mdn_url": "https://developer.mozilla.org/docs/Web/API/WebSocket/WebSocket", |
| "spec_url": "https://websockets.spec.whatwg.org/#ref-for-dom-websocket-websocket①", |
| "tags": [ |
| "web-features:websockets" |
| ], |
| "support": { |
| "chrome": { |
| "version_added": "5" |
| }, |
| "chrome_android": "mirror", |
| "deno": { |
| "version_added": "1.4" |
| }, |
| "edge": { |
| "version_added": "12" |
| }, |
| "firefox": [ |
| { |
| "version_added": "11" |
| }, |
| { |
| "prefix": "Moz", |
| "version_added": "7", |
| "version_removed": "11" |
| } |
| ], |
| "firefox_android": "mirror", |
| "ie": { |
| "version_added": "10" |
| }, |
| "nodejs": { |
| "version_added": "22.0.0" |
| }, |
| "oculus": "mirror", |
| "opera": { |
| "version_added": "12.1" |
| }, |
| "opera_android": { |
| "version_added": "12.1" |
| }, |
| "safari": { |
| "version_added": "5" |
| }, |
| "safari_ios": "mirror", |
| "samsunginternet_android": "mirror", |
| "webview_android": "mirror", |
| "webview_ios": "mirror" |
| }, |
| "status": { |
| "experimental": false, |
| "standard_track": true, |
| "deprecated": false |
| } |
| }, |
| "url_parameter_http_https_relative": { |
| "__compat": { |
| "description": "`url` parameter allows `https`, `http`, and relative URLs", |
| "tags": [ |
| "web-features:websockets" |
| ], |
| "support": { |
| "chrome": { |
| "version_added": "125" |
| }, |
| "chrome_android": "mirror", |
| "deno": { |
| "version_added": false |
| }, |
| "edge": "mirror", |
| "firefox": { |
| "version_added": "124" |
| }, |
| "firefox_android": "mirror", |
| "ie": { |
| "version_added": false |
| }, |
| "nodejs": { |
| "version_added": false |
| }, |
| "oculus": "mirror", |
| "opera": "mirror", |
| "opera_android": "mirror", |
| "safari": { |
| "version_added": "17.3" |
| }, |
| "safari_ios": "mirror", |
| "samsunginternet_android": "mirror", |
| "webview_android": "mirror", |
| "webview_ios": "mirror" |
| }, |
| "status": { |
| "experimental": false, |
| "standard_track": true, |
| "deprecated": false |
| } |
| } |
| } |
| }, |
| "worker_support": { |
| "__compat": { |
| "description": "Available in workers", |
| "tags": [ |
| "web-features:websockets" |
| ], |
| "support": { |
| "chrome": { |
| "version_added": "5" |
| }, |
| "chrome_android": "mirror", |
| "deno": { |
| "version_added": "1.4" |
| }, |
| "edge": { |
| "version_added": "12" |
| }, |
| "firefox": { |
| "version_added": "37" |
| }, |
| "firefox_android": "mirror", |
| "ie": { |
| "version_added": "10" |
| }, |
| "nodejs": { |
| "version_added": "22.0.0" |
| }, |
| "oculus": "mirror", |
| "opera": { |
| "version_added": "12.1" |
| }, |
| "opera_android": { |
| "version_added": "12.1" |
| }, |
| "safari": { |
| "version_added": "5" |
| }, |
| "safari_ios": { |
| "version_added": "5" |
| }, |
| "samsunginternet_android": "mirror", |
| "webview_android": { |
| "version_added": "≤37" |
| }, |
| "webview_ios": "mirror" |
| }, |
| "status": { |
| "experimental": false, |
| "standard_track": true, |
| "deprecated": false |
| } |
| } |
| }, |
| "binaryType": { |
| "__compat": { |
| "mdn_url": "https://developer.mozilla.org/docs/Web/API/WebSocket/binaryType", |
| "spec_url": "https://websockets.spec.whatwg.org/#ref-for-dom-websocket-binarytype①", |
| "tags": [ |
| "web-features:websockets" |
| ], |
| "support": { |
| "chrome": { |
| "version_added": "15" |
| }, |
| "chrome_android": "mirror", |
| "deno": { |
| "version_added": "1.4" |
| }, |
| "edge": { |
| "version_added": "12" |
| }, |
| "firefox": { |
| "version_added": "11" |
| }, |
| "firefox_android": "mirror", |
| "ie": { |
| "version_added": "10" |
| }, |
| "nodejs": { |
| "version_added": "22.0.0" |
| }, |
| "oculus": "mirror", |
| "opera": { |
| "version_added": "12.1" |
| }, |
| "opera_android": { |
| "version_added": "12.1" |
| }, |
| "safari": { |
| "version_added": "6" |
| }, |
| "safari_ios": "mirror", |
| "samsunginternet_android": "mirror", |
| "webview_android": "mirror", |
| "webview_ios": "mirror" |
| }, |
| "status": { |
| "experimental": false, |
| "standard_track": true, |
| "deprecated": false |
| } |
| } |
| }, |
| "bufferedAmount": { |
| "__compat": { |
| "mdn_url": "https://developer.mozilla.org/docs/Web/API/WebSocket/bufferedAmount", |
| "spec_url": "https://websockets.spec.whatwg.org/#ref-for-dom-websocket-bufferedamount①", |
| "tags": [ |
| "web-features:websockets" |
| ], |
| "support": { |
| "chrome": { |
| "version_added": "5" |
| }, |
| "chrome_android": "mirror", |
| "deno": { |
| "version_added": "1.4" |
| }, |
| "edge": { |
| "version_added": "12" |
| }, |
| "firefox": { |
| "version_added": "7" |
| }, |
| "firefox_android": "mirror", |
| "ie": { |
| "version_added": "10" |
| }, |
| "nodejs": { |
| "version_added": "22.0.0" |
| }, |
| "oculus": "mirror", |
| "opera": { |
| "version_added": "12.1" |
| }, |
| "opera_android": { |
| "version_added": "12.1" |
| }, |
| "safari": { |
| "version_added": "5" |
| }, |
| "safari_ios": "mirror", |
| "samsunginternet_android": "mirror", |
| "webview_android": "mirror", |
| "webview_ios": "mirror" |
| }, |
| "status": { |
| "experimental": false, |
| "standard_track": true, |
| "deprecated": false |
| } |
| } |
| }, |
| "close": { |
| "__compat": { |
| "mdn_url": "https://developer.mozilla.org/docs/Web/API/WebSocket/close", |
| "spec_url": "https://websockets.spec.whatwg.org/#ref-for-dom-websocket-close①", |
| "tags": [ |
| "web-features:websockets" |
| ], |
| "support": { |
| "chrome": { |
| "version_added": "5" |
| }, |
| "chrome_android": "mirror", |
| "deno": { |
| "version_added": "1.4" |
| }, |
| "edge": { |
| "version_added": "12" |
| }, |
| "firefox": { |
| "version_added": "7" |
| }, |
| "firefox_android": "mirror", |
| "ie": { |
| "version_added": "10" |
| }, |
| "nodejs": { |
| "version_added": "22.0.0" |
| }, |
| "oculus": "mirror", |
| "opera": { |
| "version_added": "12.1" |
| }, |
| "opera_android": { |
| "version_added": "12.1" |
| }, |
| "safari": { |
| "version_added": "5" |
| }, |
| "safari_ios": "mirror", |
| "samsunginternet_android": "mirror", |
| "webview_android": "mirror", |
| "webview_ios": "mirror" |
| }, |
| "status": { |
| "experimental": false, |
| "standard_track": true, |
| "deprecated": false |
| } |
| } |
| }, |
| "close_event": { |
| "__compat": { |
| "description": "`close` event", |
| "mdn_url": "https://developer.mozilla.org/docs/Web/API/WebSocket/close_event", |
| "spec_url": "https://websockets.spec.whatwg.org/#dom-websocket-onclose", |
| "tags": [ |
| "web-features:websockets" |
| ], |
| "support": { |
| "chrome": { |
| "version_added": "5" |
| }, |
| "chrome_android": "mirror", |
| "deno": { |
| "version_added": "1.4" |
| }, |
| "edge": { |
| "version_added": "12" |
| }, |
| "firefox": { |
| "version_added": "7" |
| }, |
| "firefox_android": "mirror", |
| "ie": { |
| "version_added": "10" |
| }, |
| "nodejs": { |
| "version_added": "22.0.0" |
| }, |
| "oculus": "mirror", |
| "opera": { |
| "version_added": "12.1" |
| }, |
| "opera_android": { |
| "version_added": "12.1" |
| }, |
| "safari": { |
| "version_added": "5" |
| }, |
| "safari_ios": "mirror", |
| "samsunginternet_android": "mirror", |
| "webview_android": { |
| "version_added": "≤37" |
| }, |
| "webview_ios": "mirror" |
| }, |
| "status": { |
| "experimental": false, |
| "standard_track": true, |
| "deprecated": false |
| } |
| } |
| }, |
| "error_event": { |
| "__compat": { |
| "description": "`error` event", |
| "mdn_url": "https://developer.mozilla.org/docs/Web/API/WebSocket/error_event", |
| "spec_url": "https://websockets.spec.whatwg.org/#dom-websocket-onerror", |
| "tags": [ |
| "web-features:websockets" |
| ], |
| "support": { |
| "chrome": { |
| "version_added": "5" |
| }, |
| "chrome_android": "mirror", |
| "deno": { |
| "version_added": "1.4" |
| }, |
| "edge": { |
| "version_added": "12" |
| }, |
| "firefox": { |
| "version_added": "7" |
| }, |
| "firefox_android": "mirror", |
| "ie": { |
| "version_added": "10" |
| }, |
| "nodejs": { |
| "version_added": "22.0.0" |
| }, |
| "oculus": "mirror", |
| "opera": { |
| "version_added": "12.1" |
| }, |
| "opera_android": { |
| "version_added": "12.1" |
| }, |
| "safari": { |
| "version_added": "5" |
| }, |
| "safari_ios": "mirror", |
| "samsunginternet_android": "mirror", |
| "webview_android": { |
| "version_added": "≤37" |
| }, |
| "webview_ios": "mirror" |
| }, |
| "status": { |
| "experimental": false, |
| "standard_track": true, |
| "deprecated": false |
| } |
| } |
| }, |
| "extensions": { |
| "__compat": { |
| "mdn_url": "https://developer.mozilla.org/docs/Web/API/WebSocket/extensions", |
| "spec_url": "https://websockets.spec.whatwg.org/#ref-for-dom-websocket-extensions①", |
| "tags": [ |
| "web-features:websockets" |
| ], |
| "support": { |
| "chrome": { |
| "version_added": "16" |
| }, |
| "chrome_android": "mirror", |
| "deno": { |
| "version_added": "1.4" |
| }, |
| "edge": { |
| "version_added": "12" |
| }, |
| "firefox": { |
| "version_added": "8" |
| }, |
| "firefox_android": "mirror", |
| "ie": { |
| "version_added": "10" |
| }, |
| "nodejs": { |
| "version_added": "22.0.0" |
| }, |
| "oculus": "mirror", |
| "opera": { |
| "version_added": "12.1" |
| }, |
| "opera_android": { |
| "version_added": "12.1" |
| }, |
| "safari": { |
| "version_added": "6" |
| }, |
| "safari_ios": "mirror", |
| "samsunginternet_android": "mirror", |
| "webview_android": "mirror", |
| "webview_ios": "mirror" |
| }, |
| "status": { |
| "experimental": false, |
| "standard_track": true, |
| "deprecated": false |
| } |
| } |
| }, |
| "message_event": { |
| "__compat": { |
| "description": "`message` event", |
| "mdn_url": "https://developer.mozilla.org/docs/Web/API/WebSocket/message_event", |
| "spec_url": "https://websockets.spec.whatwg.org/#dom-websocket-onmessage", |
| "tags": [ |
| "web-features:websockets" |
| ], |
| "support": { |
| "chrome": { |
| "version_added": "5" |
| }, |
| "chrome_android": "mirror", |
| "deno": { |
| "version_added": "1.4" |
| }, |
| "edge": { |
| "version_added": "12" |
| }, |
| "firefox": { |
| "version_added": "7" |
| }, |
| "firefox_android": "mirror", |
| "ie": { |
| "version_added": "10" |
| }, |
| "nodejs": { |
| "version_added": "22.0.0" |
| }, |
| "oculus": "mirror", |
| "opera": { |
| "version_added": "12.1" |
| }, |
| "opera_android": { |
| "version_added": "12.1" |
| }, |
| "safari": { |
| "version_added": "5" |
| }, |
| "safari_ios": "mirror", |
| "samsunginternet_android": "mirror", |
| "webview_android": { |
| "version_added": "≤37" |
| }, |
| "webview_ios": "mirror" |
| }, |
| "status": { |
| "experimental": false, |
| "standard_track": true, |
| "deprecated": false |
| } |
| } |
| }, |
| "open_event": { |
| "__compat": { |
| "description": "`open` event", |
| "mdn_url": "https://developer.mozilla.org/docs/Web/API/WebSocket/open_event", |
| "spec_url": "https://websockets.spec.whatwg.org/#dom-websocket-onopen", |
| "tags": [ |
| "web-features:websockets" |
| ], |
| "support": { |
| "chrome": { |
| "version_added": "5" |
| }, |
| "chrome_android": "mirror", |
| "deno": { |
| "version_added": "1.4" |
| }, |
| "edge": { |
| "version_added": "12" |
| }, |
| "firefox": { |
| "version_added": "7" |
| }, |
| "firefox_android": "mirror", |
| "ie": { |
| "version_added": "10" |
| }, |
| "nodejs": { |
| "version_added": "22.0.0" |
| }, |
| "oculus": "mirror", |
| "opera": { |
| "version_added": "12.1" |
| }, |
| "opera_android": { |
| "version_added": "12.1" |
| }, |
| "safari": { |
| "version_added": "5" |
| }, |
| "safari_ios": "mirror", |
| "samsunginternet_android": "mirror", |
| "webview_android": { |
| "version_added": "≤37" |
| }, |
| "webview_ios": "mirror" |
| }, |
| "status": { |
| "experimental": false, |
| "standard_track": true, |
| "deprecated": false |
| } |
| } |
| }, |
| "protocol": { |
| "__compat": { |
| "mdn_url": "https://developer.mozilla.org/docs/Web/API/WebSocket/protocol", |
| "spec_url": "https://websockets.spec.whatwg.org/#ref-for-dom-websocket-protocol①", |
| "tags": [ |
| "web-features:websockets" |
| ], |
| "support": { |
| "chrome": { |
| "version_added": "15" |
| }, |
| "chrome_android": "mirror", |
| "deno": { |
| "version_added": "1.4" |
| }, |
| "edge": { |
| "version_added": "12" |
| }, |
| "firefox": { |
| "version_added": "7" |
| }, |
| "firefox_android": "mirror", |
| "ie": { |
| "version_added": false |
| }, |
| "nodejs": { |
| "version_added": "22.0.0" |
| }, |
| "oculus": "mirror", |
| "opera": { |
| "version_added": "12.1" |
| }, |
| "opera_android": { |
| "version_added": "12.1" |
| }, |
| "safari": { |
| "version_added": "6" |
| }, |
| "safari_ios": "mirror", |
| "samsunginternet_android": "mirror", |
| "webview_android": "mirror", |
| "webview_ios": "mirror" |
| }, |
| "status": { |
| "experimental": false, |
| "standard_track": true, |
| "deprecated": false |
| } |
| } |
| }, |
| "protocol_rfc_6455": { |
| "__compat": { |
| "description": "Supports protocol as specified by RFC 6455", |
| "tags": [ |
| "web-features:websockets" |
| ], |
| "support": { |
| "chrome": { |
| "version_added": "16" |
| }, |
| "chrome_android": "mirror", |
| "deno": { |
| "version_added": "1.4" |
| }, |
| "edge": { |
| "version_added": "12" |
| }, |
| "firefox": { |
| "version_added": "11" |
| }, |
| "firefox_android": "mirror", |
| "ie": { |
| "version_added": "10" |
| }, |
| "nodejs": { |
| "version_added": "22.0.0" |
| }, |
| "oculus": "mirror", |
| "opera": "mirror", |
| "opera_android": "mirror", |
| "safari": { |
| "version_added": "6" |
| }, |
| "safari_ios": "mirror", |
| "samsunginternet_android": "mirror", |
| "webview_android": { |
| "version_added": "≤37" |
| }, |
| "webview_ios": "mirror" |
| }, |
| "status": { |
| "experimental": false, |
| "standard_track": true, |
| "deprecated": false |
| } |
| } |
| }, |
| "readyState": { |
| "__compat": { |
| "mdn_url": "https://developer.mozilla.org/docs/Web/API/WebSocket/readyState", |
| "spec_url": "https://websockets.spec.whatwg.org/#ref-for-dom-websocket-readystate①", |
| "tags": [ |
| "web-features:websockets" |
| ], |
| "support": { |
| "chrome": { |
| "version_added": "5" |
| }, |
| "chrome_android": "mirror", |
| "deno": { |
| "version_added": "1.4" |
| }, |
| "edge": { |
| "version_added": "12" |
| }, |
| "firefox": { |
| "version_added": "7" |
| }, |
| "firefox_android": "mirror", |
| "ie": { |
| "version_added": "10" |
| }, |
| "nodejs": { |
| "version_added": "22.0.0" |
| }, |
| "oculus": "mirror", |
| "opera": { |
| "version_added": "12.1" |
| }, |
| "opera_android": { |
| "version_added": "12.1" |
| }, |
| "safari": { |
| "version_added": "5" |
| }, |
| "safari_ios": "mirror", |
| "samsunginternet_android": "mirror", |
| "webview_android": "mirror", |
| "webview_ios": "mirror" |
| }, |
| "status": { |
| "experimental": false, |
| "standard_track": true, |
| "deprecated": false |
| } |
| } |
| }, |
| "send": { |
| "__compat": { |
| "mdn_url": "https://developer.mozilla.org/docs/Web/API/WebSocket/send", |
| "spec_url": "https://websockets.spec.whatwg.org/#ref-for-dom-websocket-send①", |
| "tags": [ |
| "web-features:websockets" |
| ], |
| "support": { |
| "chrome": { |
| "version_added": "5" |
| }, |
| "chrome_android": "mirror", |
| "deno": { |
| "version_added": "1.4" |
| }, |
| "edge": { |
| "version_added": "12" |
| }, |
| "firefox": [ |
| { |
| "version_added": "18", |
| "impl_url": "https://bugzil.la/775368" |
| }, |
| { |
| "version_added": "11", |
| "version_removed": "18", |
| "notes": "Only parameter of type `ArrayBuffer` and `String` supported." |
| }, |
| { |
| "version_added": "8", |
| "version_removed": "11", |
| "notes": "Only parameter of type `String` supported." |
| }, |
| { |
| "version_added": "7", |
| "version_removed": "8", |
| "notes": "Only parameter of type `String` supported. Returns `boolean`." |
| } |
| ], |
| "firefox_android": "mirror", |
| "ie": { |
| "version_added": "10" |
| }, |
| "nodejs": { |
| "version_added": "22.0.0" |
| }, |
| "oculus": "mirror", |
| "opera": { |
| "version_added": "12.1" |
| }, |
| "opera_android": { |
| "version_added": "12.1" |
| }, |
| "safari": { |
| "version_added": "5" |
| }, |
| "safari_ios": "mirror", |
| "samsunginternet_android": "mirror", |
| "webview_android": "mirror", |
| "webview_ios": "mirror" |
| }, |
| "status": { |
| "experimental": false, |
| "standard_track": true, |
| "deprecated": false |
| } |
| } |
| }, |
| "url": { |
| "__compat": { |
| "mdn_url": "https://developer.mozilla.org/docs/Web/API/WebSocket/url", |
| "spec_url": "https://websockets.spec.whatwg.org/#ref-for-dom-websocket-url①", |
| "tags": [ |
| "web-features:websockets" |
| ], |
| "support": { |
| "chrome": { |
| "version_added": "18" |
| }, |
| "chrome_android": "mirror", |
| "deno": { |
| "version_added": "1.4" |
| }, |
| "edge": { |
| "version_added": "12" |
| }, |
| "firefox": { |
| "version_added": "7" |
| }, |
| "firefox_android": "mirror", |
| "ie": { |
| "version_added": false |
| }, |
| "nodejs": { |
| "version_added": "22.0.0" |
| }, |
| "oculus": "mirror", |
| "opera": { |
| "version_added": "12.1" |
| }, |
| "opera_android": { |
| "version_added": "12.1" |
| }, |
| "safari": { |
| "version_added": "6" |
| }, |
| "safari_ios": "mirror", |
| "samsunginternet_android": "mirror", |
| "webview_android": "mirror", |
| "webview_ios": "mirror" |
| }, |
| "status": { |
| "experimental": false, |
| "standard_track": true, |
| "deprecated": false |
| } |
| } |
| } |
| } |
| } |
| } |
