Hand inputLimited availability
An XRHand object, from the hand attribute of an XRInputSource object, represents a WebXR session's fully-articulated hand tracking model.
Not yet supported in all major browsers — check the table and provide a fallback.
Browser support
DesktopChrome
1–130Not supported
131+Supportedsince Nov 12, 2024
Current: 155Edge
✕Not supportedup to 154
Current: 154Firefox
✕Not supportedup to 157
Current: 157Safari
✕Not supportedup to 27
Current: 27MobileChrome Android
18–130Not supported
131+Supportedsince Nov 12, 2024
Current: 155Firefox Android
✕Not supportedup to 157
Current: 157Safari iOS
✕Not supportedup to 27
Current: 27How to use
Not supported in Edge, Firefox, Safari, Firefox Android, Safari iOS. Use feature detection below and provide a fallback (or a polyfill) for those browsers.
Example
Full syntax and examples are on MDN: fillJointRadii.
Feature detection
JS · check before using
if ("XRInputSource" in globalThis && "hand" in XRInputSource.prototype) {
// XRInputSource.hand is available
}Sub-features
Support for each part of the feature (16). The overall table above shows when the whole feature works.
| Sub-feature | Chrome | Edge | Firefox | Safari | Chrome Android | Firefox Android | Safari iOS |
|---|---|---|---|---|---|---|---|
| XRFrame.fillJointRadii | 131 | ✕ | ✕ | ✕ | 131 | ✕ | ✕ |
| XRFrame.fillPoses | 131 | ✕ | ✕ | ✕ | 131 | ✕ | ✕ |
| XRFrame.getJointPose | 131 | ✕ | ✕ | ✕ | 131 | ✕ | ✕ |
| XRHand | 131 | ✕ | ✕ | ✕ | 131 | ✕ | ✕ |
| XRHand.@@iterator | 131 | ✕ | ✕ | ✕ | 131 | ✕ | ✕ |
| XRHand.entries | 131 | ✕ | ✕ | ✕ | 131 | ✕ | ✕ |
| XRHand.forEach | 131 | ✕ | ✕ | ✕ | 131 | ✕ | ✕ |
| XRHand.get | 131 | ✕ | ✕ | ✕ | 131 | ✕ | ✕ |
| XRHand.keys | 131 | ✕ | ✕ | ✕ | 131 | ✕ | ✕ |
| XRHand.size | 131 | ✕ | ✕ | ✕ | 131 | ✕ | ✕ |
| XRHand.values | 131 | ✕ | ✕ | ✕ | 131 | ✕ | ✕ |
| XRInputSource.hand | 131 | ✕ | ✕ | ✕ | 131 | ✕ | ✕ |
| XRJointPose | 131 | ✕ | ✕ | ✕ | 131 | ✕ | ✕ |
| XRJointPose.radius | 131 | ✕ | ✕ | ✕ | 131 | ✕ | ✕ |
| XRJointSpace | 131 | ✕ | ✕ | ✕ | 131 | ✕ | ✕ |
| XRJointSpace.jointName | 131 | ✕ | ✕ | ✕ | 131 | ✕ | ✕ |