CSS3 Transitions

- WD

Simple method of animating certain properties of an element, with ability to define property, duration, delay and timing function.

IE

  1. 5.5 - 9
  2. 10
  3. 11

Edge

  1. 12 - 81
  2. 83

Firefox

  1. 2 - 3.6
  2. 4
  3. 5 - 15
  4. 16 - 75
  5. 76
  6. 77 - 78

Chrome

  1. 4 - 25
  2. 26 - 81
  3. 83
  4. 84 - 86

Safari

  1. 3.1 - 5
  2. 5.1 - 6
  3. 6.1 - 13
  4. 13.1
  5. TP

Opera

  1. 9 - 10.1
  2. 10.5 - 11.6
  3. 12
  4. 12.1 - 67
  5. 68

iOS Safari

  1. 3.2 - 5.1
  2. 6
  3. 7 - 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 - 11.5
  2. 12
  3. 12.1
  4. 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 - 10.1
  2. 11.1

QQ Browser

  1. 10.4

Baidu Browser

  1. 7.12

KaiOS Browser

  1. 2.5

Support listed is for transition properties as well as the transitionend event.

Resources:
Animation of property types support in Opera
Examples on timing functions
Article on usage
WebPlatform Docs