Synchronous Clipboard API

- WD

API to provide copy, cut and paste events as well as provide access to the OS clipboard.

IE

  1. 5.5 - 10
  2. 11

Edge

  1. 12 - 16
  2. 17 - 18
  3. 79 - 81
  4. 83

Firefox

  1. 2 - 21
  2. 22 - 40
  3. 41 - 75
  4. 76
  5. 77 - 78

Chrome

  1. 4 - 12
  2. 13 - 42
  3. 43 - 81
  4. 83
  5. 84 - 86

Safari

  1. 3.1 - 3.2
  2. 4 - 9.1
  3. 10 - 11.1
  4. 12 - 13
  5. 13.1
  6. TP

Opera

  1. 9 - 11.6
  2. 12
  3. 12.1
  4. 15 - 29
  5. 30 - 67
  6. 68

iOS Safari

  1. 3.2 - 4.3
  2. 5 - 11.4
  3. 12 - 13.3
  4. 13.4

Opera Mini

  1. all

Android Browser

  1. 2.1 - 4.3
  2. 4.4 - 4.4.4
  3. 81

Blackberry Browser

  1. 7
  2. 10

Opera Mobile

  1. 10 - 12
  2. 12.1
  3. 46

Chrome for Android

  1. 81

Firefox for Android

  1. 68

IE Mobile

  1. 10
  2. 11

UC Browser for Android

  1. 12.12

Samsung Internet

  1. 4
  2. 5 - 10.1
  3. 11.1

QQ Browser

  1. 10.4

Baidu Browser

  1. 7.12

KaiOS Browser

  1. 2.5

Internet Explorer will display a security prompt for access to the OS clipboard.

Chrome 42+, Opera 29+ and Firefox 41+ support clipboard reading/writing only when part of a user action (click, keydown, etc).

Firefox 40- users can enable support with a security preference setting.

Resources:
MDN Web Docs - ClipboardEvent
Guide on cross-platform clipboard access