Intrinsic & Extrinsic Sizing

- WD

Chrome

  1. 123
  2. 124
  3. 125
  4. 126
  5. 127
  6. 128
  7. 129

Edge

  1. 123
  2. 124
  3. 125
  4. 126

Safari

  1. 17.2
  2. 17.3
  3. 17.4
  4. 17.5
  5. 17.6
  6. 18.0
  7. TP

Firefox

  1. 125
  2. 126
  3. 127
  4. 128
  5. 129
  6. 130
  7. 131

Opera

  1. 108
  2. 109
  3. 110
  4. 111

IE

  1. 8
  2. 9
  3. 10
  4. 11

Chrome for Android

  1. 126

Safari on iOS

  1. 17.2
  2. 17.3
  3. 17.4
  4. 17.5
  5. 17.6
  6. 18.0

Samsung Internet

  1. 22
  2. 23
  3. 24
  4. 25

Opera Mini

  1. all

Opera Mobile

  1. 11.5
  2. 12
  3. 12.1
  4. 80

UC Browser for Android

  1. 15.5

Android Browser

  1. 4.2-4.3
  2. 4.4
  3. 4.4.3-4.4.4
  4. 126

Firefox for Android

  1. 127

QQ Browser

  1. 14.9

Baidu Browser

  1. 13.52

KaiOS Browser

  1. 2.5
  2. 3.0-3.1

Prefixes are on the values, not the property names (e.g. -webkit-min-content)

Older webkit browsers also support the unofficial intrinsic value which acts the same as max-content.