• Filters:
• Newly available
• Widely available
• Limited availability
• One missing engine
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• Features only in:
• Chromium
• Firefox
• Safari

• Browser releases:
• Chrome 142
• Chrome Android 142
• Edge 142
• Firefox 145
• Firefox for Android 145
• Safari 26.1
• Safari on iOS 26.1

New features in Firefox 145 (released on 2025-11-11)

• Atomics.waitAsync

  Baseline Newly Available (since 2025-11-11)

  The Atomics.waitAsync() static method waits for a value in a shared memory location, providing a promise when the expected value is not yet in memory. The waitAsync() method is a non-blocking alternative to Atomics.wait().

  Learn more

  • Chrome 87 Released on 2020-11-17
  • Chrome Android 89 Released on 2021-03-02
  • Edge 87 Released on 2020-11-19
  • Firefox 145 Released on 2025-11-11
  • Firefox for Android 145 Released on 2025-11-11
  • Safari 16.4 Released on 2023-03-27
  • Safari on iOS 16.4 Released on 2023-03-27

• Math font family

  Limited availability

  The font-family: math CSS declaration uses the browser default font face for displaying mathematical expressions.

  Baseline availability blocked since November 2025 by Safari (0 months)

  Learn more

  • Chrome 109 Released on 2023-01-10
  • Chrome Android 109 Released on 2023-01-10
  • Edge 109 Released on 2023-01-12
  • Firefox 145 Released on 2025-11-11
  • Firefox for Android 145 Released on 2025-11-11
  • Safari ❌
  • Safari on iOS ❌