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• Latest browser releases:
• Chrome 140
• Chrome Android 140
• Edge 140
• Firefox 142
• Firefox for Android 142
• Safari 26
• Safari on iOS 26

New features in Firefox for Android 142 (released on 2025-08-19)

• Selection composed ranges

  Baseline Newly Available (since 2025-08-19)

  The window.getSelection().getComposedRanges() method returns ranges that represent the current user selection, even if the selection spans across shadow tree boundaries.

  Learn more

  • Chrome 137 Released on 2025-05-27
  • Chrome Android 137 Released on 2025-05-27
  • Edge 137 Released on 2025-05-29
  • Firefox 142 Released on 2025-08-19
  • Firefox for Android 142 Released on 2025-08-19
  • Safari 17 Released on 2023-09-18
  • Safari on iOS 17 Released on 2023-09-18

• Scheduler API

  Limited availability

  The scheduler API provides a way to prioritize all tasks belonging to an application.

  Baseline availability blocked since August 2025 by Safari (1 months)

  Learn more

  • Chrome 129 Released on 2024-09-17
  • Chrome Android 129 Released on 2024-09-17
  • Edge 129 Released on 2024-09-19
  • Firefox 142 Released on 2025-08-19
  • Firefox for Android 142 Released on 2025-08-19
  • Safari ❌
  • Safari on iOS ❌

• URLPattern

  Baseline Newly Available (since 2025-09-15)

  The URLPattern API creates patterns that can be matched against URLs or URL components.

  Learn more

  • Chrome 95 Released on 2021-10-19
  • Chrome Android 95 Released on 2021-10-19
  • Edge 95 Released on 2021-10-21
  • Firefox 142 Released on 2025-08-19
  • Firefox for Android 142 Released on 2025-08-19
  • Safari 26 Released on 2025-09-15
  • Safari on iOS 26 Released on 2025-09-15