Web Serial API

- UNOFF

Allows communication with devices via a serial interface.

Chrome

  1. 4 - 77: Not supported
  2. 78 - 88: Disabled by default
  3. 89 - 150: Supported
  4. 151: Supported
  5. 152 - 154: Supported

Edge

  1. 12 - 18: Not supported
  2. 79 - 88: Disabled by default
  3. 89 - 150: Supported
  4. 151: Supported

Safari

  1. 3.1 - 26.5: Not supported
  2. 26.6: Not supported
  3. 27 - TP: Not supported

Firefox

  1. 2 - 150: Not supported
  2. 151 - 153: Supported
  3. 154: Supported
  4. 155 - 157: Supported

Opera

  1. 9 - 64: Not supported
  2. 65 - 75: Disabled by default
  3. 76 - 133: Supported
  4. 134: Supported

IE

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

Chrome for Android

  1. 151: Supported

Safari on iOS

  1. 3.2 - 26.5: Not supported
  2. 26.6: Not supported

Samsung Internet

  1. 4 - 29: Not supported
  2. 30: Not supported

Opera Mini

  1. all: Not supported

Opera Mobile

  1. 10 - 12.1: Not supported
  2. 80: Not supported

UC Browser for Android

  1. 15.5: Not supported

Android Browser

  1. 2.1 - 4.4.4: Not supported
  2. 151: Not supported

Firefox for Android

  1. 153: Not supported

QQ Browser

  1. 14.9: Not supported

Baidu Browser

  1. 13.52: Not supported

KaiOS Browser

  1. 2.5: Not supported
  2. 3: Not supported
Resources:
Explainer
Mozilla position: neutral
Read from and write to a serial port
WebKit position: opposed