Feature Policy

- UNOFF

This specification defines a mechanism that allows developers to selectively enable and disable use of various browser features and APIs.

IE

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

Edge

  1. 12 - 18: Not supported
  2. 79: Partial support
  3. 80: Partial support

Firefox

  1. 2 - 72: Not supported
  2. 73: Not supported
  3. 74 - 75: Partial support

Chrome

  1. 4 - 59: Not supported
  2. 60 - 79: Partial support
  3. 80: Partial support
  4. 81 - 83: Partial support

Safari

  1. 3.1 - 11: Not supported
  2. 11.1 - 12.1: Partial support
  3. 13: Partial support
  4. TP: Partial support

Opera

  1. 9 - 46: Not supported
  2. 47 - 65: Partial support
  3. 66: Partial support

iOS Safari

  1. 3.2 - 11.2: Not supported
  2. 11.3 - 13.1: Support unknown
  3. 13.2: Support unknown
  4. 13.3: Support unknown

Opera Mini

  1. all: Not supported

Android Browser

  1. 2.1 - 4.4.4: Not supported
  2. 80: Partial support

Blackberry Browser

  1. 7: Not supported
  2. 10: Not supported

Opera Mobile

  1. 10 - 12.1: Not supported
  2. 46: Not supported

Chrome for Android

  1. 80: Partial support

Firefox for Android

  1. 68: Not supported

IE Mobile

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

UC Browser for Android

  1. 12.12: Not supported

Samsung Internet

  1. 4 - 7.4: Not supported
  2. 8.2 - 9.2: Partial support
  3. 10.1: Partial support

QQ Browser

  1. 1.2: Not supported

Baidu Browser

  1. 7.12: Not supported

KaiOS Browser

  1. 2.5: Not supported

Standard support includes the HTTP header (Feature-Policy), allow attribute on iframes, and corresponding JS API.

Resources:
Firefox implemention ticket
Feature Policy Tester (Chrome DevTools Extension)
Introduction to Feature Policy
Feature Policy Kitchen Sink Demos
featurepolicy.info (Feature-Policy Playground)
List of known features
MS Edge feature suggestion