• Filters:
• Newly available
• Widely available
• Limited availability
• One missing engine
• Discouraged
• Opposed
• All features

• Features only in:
• Chromium
• Firefox
• Safari

• Browser releases:
• Chrome 149
• Chrome Android 149
• Edge 149
• Firefox
• Firefox for Android
• Safari 26.5
• Safari on iOS 26.5

New features in Edge 149 (released on 2026-06-04)

• Web app origin migration

  Limited availability

  The migrate_to and migrate_from web app manifest members move an installed app from one origin to another, within the same site. They preserve the user's installation settings on the device, like shortcuts.

  Learn more

  • Chrome 149 Released on 2026-06-02
  • Chrome Android ❌
  • Edge 149 Released on 2026-06-04
  • Firefox ❌
  • Firefox for Android ❌
  • Safari ❌
  • Safari on iOS ❌

• Gap decorations

  Limited availability

  The column-rule and row-rule CSS properties display decorative lines between columns and rows of a flex, grid, or multi-column layout. The rule-break, rule-outset, and rule-paint-order properties control the appearance of these lines.

  Learn more

  • Chrome 149 Released on 2026-06-02
  • Chrome Android 149 Released on 2026-06-02
  • Edge 149 Released on 2026-06-04
  • Firefox ❌ Vendor position : positive
  • Firefox for Android ❌ Vendor position : positive
  • Safari ❌ Vendor position : unknown
  • Safari on iOS ❌ Vendor position : unknown