WebUSB
The WebUSB API exposes USB compatible devices to web pages.
Status
Limited availability
This feature received a negative standards position from at least one browser vendor. It's very unlikely to ever become Baseline in this current form.
MDN documentation
Specifications
- WebUSB API, from Web Platform Incubator Community Group (W3C).
Browser support (view on caniuse.com)
- Chrome 61 Released on 2017-09-05
- Chrome Android 61 Released on 2017-09-05
- Edge 79 Released on 2020-01-15
- Firefox ❌ Vendor position : negative
- Firefox for Android ❌ Vendor position : negative
- Safari ❌ Vendor position : oppose (concerns: privacy, security, device independence)
- Safari on iOS ❌ Vendor position : oppose (concerns: privacy, security, device independence)
Surveys
- State of HTML 2025 > usage > html interoperability features features only
- State of HTML 2025 > system capabilities > system capabilities pain points interop issues 1
- State of HTML 2025 > system capabilities > system capabilities pain points features
- State of HTML 2025 > system capabilities > system capabilities pain points
- State of HTML 2025 > system capabilities > system capabilities features
- State of HTML 2025 > features > all features
Usage (according to Chrome Platform Status)
~0.008% of page loads. More data at chromestatus.com.Web Platform Tests (WPT)
View the latest WPT test results for this featureView as JSON | Edit this feature | Report an issue | Web-features entry: source, dist