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

• Features only in:
• Chromium
• Firefox
• Safari

• Browser releases:
• Chrome 147
• Chrome Android 147
• Edge 147
• Firefox 149
• Firefox for Android 149
• Safari 26.4
• Safari on iOS 26.4

New features in Chrome 147 (released on 2026-04-07)

• border-shape

  Limited availability

  The border-shape CSS property sets the geometry of the border box, changing the shape of any applicable border, border image, focus outline, or shadow.

  Learn more

  • Chrome 147 Released on 2026-04-07
  • Chrome Android 147 Released on 2026-04-07
  • Edge 147 Released on 2026-04-10
  • Firefox ❌
  • Firefox for Android ❌
  • Safari ❌
  • Safari on iOS ❌

• Math.sumPrecise()

  Baseline Newly Available (since 2026-04-10)

  The Math.sumPrecise() static method returns the sum of an iterable of numbers. It avoids the precision loss of intermediate partial sums, as found using reduce() or a loop to add together an array of values.

  Learn more

  • Chrome 147 Released on 2026-04-07
  • Chrome Android 147 Released on 2026-04-07
  • Edge 147 Released on 2026-04-10
  • Firefox 137 Released on 2025-04-01
  • Firefox for Android 137 Released on 2025-04-01
  • Safari 26.2 Released on 2025-12-12
  • Safari on iOS 26.2 Released on 2025-12-12

• Layers (WebXR)

  Limited availability

  WebXR layer types, such as XRCylinderLayer, XRCylinderLayer, XREquirectLayer, XRProjectionLayer or XRQuadLayer, are managed by the system compositor, to reduce latency or resampling.

  Learn more

  • Chrome 147 Released on 2026-04-07
  • Chrome Android 147 Released on 2026-04-07
  • Edge 147 Released on 2026-04-10
  • Firefox ❌ Vendor position : defer
  • Firefox for Android ❌ Vendor position : defer
  • Safari ❌
  • Safari on iOS ❌