Can I use
?

WebTransport

- WD

Protocol framework to send and receive data from servers using HTTP3. Similar to WebSockets but with support for multiple streams, unidirectional streams, out-of-order delivery, and reliable as well as unreliable transport.

Chrome

  1. ❌ 4 - 90: Not supported
  2. ❌ 91 - 94: Disabled by default
  3. ❌ 95 - 96: Not supported
  4. ✅ 97 - 127: Supported
  5. ✅ 128: Supported
  6. ✅ 129 - 131: Supported

Edge

  1. ❌ 12 - 97: Not supported
  2. ✅ 98 - 127: Supported
  3. ✅ 128: Supported

Safari

  1. ❌ 3.1 - 17.5: Not supported
  2. ❌ 17.6: Not supported
  3. ❌ 18.0 - TP: Not supported

Firefox

  1. ❌ 2 - 113: Not supported
  2. ✅ 114 - 129: Supported
  3. ✅ 130: Supported
  4. ✅ 131 - 133: Supported

Opera

  1. ❌ 9 - 82: Not supported
  2. ✅ 83 - 110: Supported
  3. ✅ 111: Supported

IE

  1. ❌ 5.5 - 10: Not supported
  2. ❌ 11: Not supported

Chrome for Android

  1. ✅ 128: Supported

Safari on iOS

  1. ❌ 3.2 - 17.5: Not supported
  2. ❌ 17.6: Not supported
  3. ❌ 18.0: Not supported

Samsung Internet

  1. ❌ 4 - 17.0: Not supported
  2. ✅ 18.0 - 24: Supported
  3. ✅ 25: Supported

Opera Mini

  1. ❌ all: Not supported

Opera Mobile

  1. ❌ 10 - 12.1: Not supported
  2. ✅ 80: Supported

UC Browser for Android

  1. ✅ 15.5: Supported

Android Browser

  1. ❌ 2.1 - 4.4.4: Not supported
  2. ✅ 128: Supported

Firefox for Android

  1. ❌ 127: Not supported

QQ Browser

  1. ❌ 14.9: Not supported

Baidu Browser

  1. ✅ 13.52: Supported

KaiOS Browser

  1. ❌ 2.5: Not supported
  2. ❌ 3: Not supported
Resources:
Firefox support bug
Explainer with examples
WebKit position on WebTransport
web.dev article