| Property/Method Name | Status | Value |
|---|---|---|
| activeVRDisplays | Deprecated, Non-Standard | |
| appCodeName | Deprecated | |
| appName | Deprecated | |
| appVersion | Deprecated | |
| buildID | Non-Standard | |
| canShare | Normal | |
| clearAppBadge | Experimental | |
| clipboard | Normal | |
| connection | Experimental | |
| contacts | Experimental | |
| cookieEnabled | Normal | |
| credentials | Normal | |
| deviceMemory | Experimental | |
| doNotTrack | Deprecated | |
| geolocation | Normal | |
| getAutoplayPolicy | Experimental | |
| getBattery | Normal | |
| getGamepads | Normal | |
| getUserMedia | Deprecated | |
| getVRDisplays | Deprecated, Non-Standard | |
| globalPrivacyControl | Experimental, Non-Standard | |
| hardwareConcurrency | Normal | |
| hid | Experimental | |
| ink | Experimental | |
| javaEnabled | Deprecated | |
| keyboard | Experimental | |
| language | Normal | |
| languages | Normal | |
| locks | Normal | |
| maxTouchPoints | Normal | |
| mediaCapabilities | Normal | |
| mediaDevices | Normal | |
| mediaSession | Normal | |
| mimeTypes | Deprecated | |
| msLaunchUri | Non-Standard | |
| onLine | Normal | |
| oscpu | Deprecated | |
| pdfViewerEnabled | Normal | |
| permissions | Normal | |
| platform | Deprecated | |
| plugins | Deprecated | |
| presentation | Normal | |
| product | Deprecated | |
| productSub | Deprecated | |
| registerProtocolHandler | Normal | |
| requestMediaKeySystemAccess | Normal | |
| requestMIDIAccess | Normal | |
| serial | Experimental | |
| serviceWorker | Normal | |
| setAppBadge | Experimental | |
| share | Normal | |
| storage | Normal | |
| taintEnabled | Deprecated | |
| unregisterProtocolHandler | Normal | |
| userActivation | Experimental | |
| userAgent | Normal | |
| userAgentData | Experimental | |
| vendor | Deprecated | |
| vendorSub | Deprecated | |
| vibrate | Normal | |
| virtualKeyboard | Experimental | |
| wakeLock | Experimental | |
| webdriver | Normal | |
| windowControlsOverlay | Normal | |
| xr | Experimental |
Documentation at Mozilla Developer Network
Last Updated: 2023 Feb 13