Can I use
?

Ogg/Theora video format

- OTHER

Free lossy video compression format.

Chrome

  1. 4 - 108: Supported
  2. 109: Supported
  3. 110 - 112: Supported

Edge

  1. 12 - 16: Not supported (but has polyfill available)
  2. 17 - 108: Supported
  3. 109: Supported

Safari

  1. 3.1 - 16.2: Not supported
  2. 16.3: Not supported
  3. TP: Not supported

Firefox

  1. 2 - 3: Not supported
  2. 3.5 - 108: Supported
  3. 109: Supported
  4. 110 - 111: Supported

Opera

  1. 9 - 10.1: Not supported
  2. 10.5 - 93: Supported
  3. 94: Supported

IE

  1. 5.5 - 8: Not supported
  2. 9 - 10: Not supported (but has polyfill available)
  3. 11: Not supported (but has polyfill available)

Chrome for Android

  1. 109: Not supported

Safari on iOS

  1. 3.2 - 16.2: Not supported
  2. 16.3: Not supported

Samsung Internet

  1. 4 - 18.0: Not supported
  2. 19.0: Not supported

Opera Mini

  1. all: Not supported

Opera Mobile

  1. 10 - 12.1: Not supported
  2. 73: Not supported

UC Browser for Android

  1. 13.4: Supported

Android Browser

  1. 2.1 - 4.4.4: Not supported
  2. 109: Not supported

Firefox for Android

  1. 109: Supported

QQ Browser

  1. 13.1: Supported

Baidu Browser

  1. 13.18: Not supported

KaiOS Browser

  1. 2.5: Supported
Resources:
Wikipedia article