OffscreenCanvas

- LS

OffscreenCanvas allows canvas drawing to occur with no connection to the DOM and can be used inside workers.

Chrome

  1. ❌ 4 - 57: Not supported
  2. ❌ 58 - 68: Disabled by default
  3. ✅ 69 - 154: Supported
  4. ✅ 155: Supported
  5. ✅ 156 - 158: Supported

Edge

  1. ❌ 12 - 18: Not supported
  2. ✅ 79 - 154: Supported
  3. ✅ 155: Supported

Safari

  1. ❌ 3.1 - 16.1: Not supported
  2. ◐ 16.2 - 16.6: Partial support
  3. ✅ 17.0 - 26.6: Supported
  4. ✅ 27: Supported
  5. ✅ 27.1 - TP: Supported

Firefox

  1. ❌ 2 - 43: Not supported
  2. ❌ 44 - 104: Disabled by default
  3. ✅ 105 - 157: Supported
  4. ✅ 158: Supported
  5. ✅ 159 - 161: Supported

Opera

  1. ❌ 9 - 44: Not supported
  2. ❌ 45 - 63: Disabled by default
  3. ✅ 64 - 134: Supported
  4. ✅ 135: Supported

IE

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

Chrome for Android

  1. ✅ 155: Supported

Safari on iOS

  1. ❌ 3.2 - 16.1: Not supported
  2. ◐ 16.2 - 16.7: Partial support
  3. ✅ 17.0 - 26.6: Supported
  4. ✅ 27.0: Supported
  5. ✅ 27.1 - 27.2: Supported

Samsung Internet

  1. ❌ 4 - 9.2: Not supported
  2. ✅ 10.1 - 29: Supported
  3. ✅ 30: 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. ✅ 155: Supported

Firefox for Android

  1. ✅ 158: Supported

QQ Browser

  1. ✅ 14.9: Supported

Baidu Browser

  1. ✅ 13.52: Supported

KaiOS Browser

  1. ❌ 2.5: Disabled by default
  2. ❌ 3: Disabled by default
Resources:
Making the whole web better, one canvas at a time. - Article about canvas performance
WebKit support bug
Firefox support bug
MDN article
WebGL off the main thread - Mozilla Hacks article