The WebTransport API transmits data between a client and a server, by using the HTTP/3 protocol.

Learning resources on MDN

• WebTransport API

Browser support (view on caniuse.com)

• Chrome 97 Released on 2022-01-04
• Chrome Android 97 Released on 2022-01-04
• Edge 97 Released on 2022-01-06
• Firefox 114 Released on 2023-06-06
• Firefox for Android 114 Released on 2023-06-06
• Safari ❌ Vendor position : support
• Safari on iOS ❌ Vendor position : support

Baseline availability blocked since June 2023 by Safari (18 months)

Edit this feature - Report an issue about this feature