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

• Features only in:
• Chromium
• Firefox
• Safari

• Browser releases:
• Chrome 141
• Chrome Android 141
• Edge
• Firefox 143
• Firefox for Android 143
• Safari 26
• Safari on iOS 26

New features in Safari on iOS 26 (released on 2025-09-15)

• Anchor positioning

  Limited availability

  Anchor positioning places an element based on the position of another element. For example, you can place a tooltip next to the content it references.

  Baseline availability blocked since September 2025 by Firefox (1 months)

  Learn more

  • Chrome 125 Released on 2024-05-14
  • Chrome Android 125 Released on 2024-05-14
  • Edge 125 Released on 2024-05-17
  • Firefox ❌ Vendor position : positive
  • Firefox for Android ❌ Vendor position : positive
  • Safari 26 Released on 2025-09-15
  • Safari on iOS 26 Released on 2025-09-15

• content-visibility

  Baseline Newly Available (since 2025-09-15)

  The content-visibility CSS property delays rendering an element, including layout and painting, until it is needed.

  Learn more

  • Chrome 108 Released on 2022-11-29
  • Chrome Android 108 Released on 2022-11-29
  • Edge 108 Released on 2022-12-05
  • Firefox 130 Released on 2024-09-03
  • Firefox for Android 130 Released on 2024-09-03
  • Safari 26 Released on 2025-09-15
  • Safari on iOS 26 Released on 2025-09-15

• contrast-color()

  Limited availability

  The contrast-color() CSS function picks a color that has guaranteed contrast against a specified foreground or background color.

  Learn more

  • Chrome ❌
  • Chrome Android ❌
  • Edge ❌
  • Firefox ❌
  • Firefox for Android ❌
  • Safari 26 Released on 2025-09-15
  • Safari on iOS 26 Released on 2025-09-15

• <link rel="dns-prefetch">

  Baseline Newly Available (since 2025-09-15)

  The rel="dns-prefetch" attribute for the <link> HTML element is a hint to the browser that the page or user is likely to request resources from another domain, so the browser should preemptively resolve DNS for the href value's domain.

  Learn more

  • Chrome 46 Released on 2015-10-13
  • Chrome Android 46 Released on 2015-10-14
  • Edge 79 Released on 2020-01-15
  • Firefox 127 Released on 2024-06-11
  • Firefox for Android 127 Released on 2024-06-11
  • Safari 5 Released on 2010-06-07
  • Safari on iOS 26 Released on 2025-09-15

• Unsanitized HTML parsing methods

  Baseline Newly Available (since 2025-09-15)

  The Document.parseHTMLUnsafe() static method parses HTML into a DOM tree, while the setHTMLUnsafe() method of Element and ShadowRoot parses and inserts HTML into an existing tree. No sanitization applies to these methods, so never call them with user-provided HTML strings.

  Learn more

  • Chrome 124 Released on 2024-04-16
  • Chrome Android 124 Released on 2024-04-16
  • Edge 124 Released on 2024-04-18
  • Firefox 128 Released on 2024-07-09
  • Firefox for Android 128 Released on 2024-07-09
  • Safari 26 Released on 2025-09-15
  • Safari on iOS 26 Released on 2025-09-15

• Scoped custom element registries

  Limited availability

  The CustomElementRegistry() constructor creates a new custom element registry that's separate from the global window.customElements registry. Creating more than one registry is useful for multiple custom elements that have the same tag name to coexist.

  Learn more

  • Chrome ❌
  • Chrome Android ❌
  • Edge ❌
  • Firefox ❌
  • Firefox for Android ❌
  • Safari 26 Released on 2025-09-15
  • Safari on iOS 26 Released on 2025-09-15

• Scroll-driven animations

  Limited availability

  The animation-timeline, scroll-timeline, and view-timeline CSS properties advance animations based on the user's scroll position.

  Baseline availability blocked since September 2025 by Firefox (1 months)

  Learn more

  • Chrome 115 Released on 2023-07-18
  • Chrome Android 115 Released on 2023-07-21
  • Edge 115 Released on 2023-07-21
  • Firefox ❌ Vendor position : positive
  • Firefox for Android ❌ Vendor position : positive
  • Safari 26 Released on 2025-09-15
  • Safari on iOS 26 Released on 2025-09-15

• text-wrap: pretty

  Limited availability

  The text-wrap: pretty CSS declaration prioritizes better layout over speed when text is broken into multiple lines.

  Baseline availability blocked since September 2025 by Firefox (1 months)

  Learn more

  • Chrome 117 Released on 2023-09-12
  • Chrome Android 117 Released on 2023-09-12
  • Edge 117 Released on 2023-09-15
  • Firefox ❌ Vendor position : positive (concerns: compatibility, complexity)
  • Firefox for Android ❌ Vendor position : positive (concerns: compatibility, complexity)
  • Safari 26 Released on 2025-09-15
  • Safari on iOS 26 Released on 2025-09-15

• text-wrap-style

  Limited availability

  The text-wrap-style CSS property sets how lines break in text that overflows the container. It can also be set with the text-wrap shorthand.

  Baseline availability blocked since September 2025 by Firefox (1 months)

  Learn more

  • Chrome 130 Released on 2024-10-15
  • Chrome Android 130 Released on 2024-10-15
  • Edge 130 Released on 2024-10-17
  • Firefox ❌ Vendor position : positive (concerns: compatibility, complexity)
  • Firefox for Android ❌ Vendor position : positive (concerns: compatibility, complexity)
  • Safari 26 Released on 2025-09-15
  • Safari on iOS 26 Released on 2025-09-15

• Trusted types

  Limited availability

  Trusted types allow you to lock down insecure parts of the DOM API and prevent client-side cross-site scripting (XSS) attacks.

  Baseline availability blocked since September 2025 by Firefox (1 months)

  Learn more

  • Chrome 83 Released on 2020-05-19
  • Chrome Android 83 Released on 2020-05-19
  • Edge 83 Released on 2020-05-21
  • Firefox ❌ Vendor position : positive
  • Firefox for Android ❌ Vendor position : positive
  • Safari 26 Released on 2025-09-15
  • Safari on iOS 26 Released on 2025-09-15

• 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

• Web authentication signal methods

  Limited availability

  The signalUnknownCredential(), signalAllAcceptedCredentials(), and signalCurrentUserDetails() methods of PublicKeyCredential inform authenticators of the state of public key credentials, so that incorrect or revoked credentials may be updated, removed, or hidden.

  Baseline availability blocked since September 2025 by Firefox (1 months)

  Learn more

  • Chrome 132 Released on 2025-01-14
  • Chrome Android 132 Released on 2025-01-14
  • Edge 132 Released on 2025-01-17
  • Firefox ❌
  • Firefox for Android ❌
  • Safari 26 Released on 2025-09-15
  • Safari on iOS 26 Released on 2025-09-15

• WebCodecs

  Limited availability

  The WebCodecs API provides low-level access to individual video frames and chunks of audio samples, for full control over the way media is processed.

  Baseline availability blocked since September 2025 by Firefox for Android (1 months)

  Learn more

  • Chrome 94 Released on 2021-09-21
  • Chrome Android 94 Released on 2021-09-21
  • Edge 94 Released on 2021-09-24
  • Firefox 130 Released on 2024-09-03
  • Firefox for Android ❌ Vendor position : positive
  • Safari 26 Released on 2025-09-15
  • Safari on iOS 26 Released on 2025-09-15

• WebGPU

  Limited availability

  The navigator.gpu API performs operations such as rendering and computation on dedicated graphics hardware (also known as a Graphics Processing Unit).

  Baseline availability blocked since September 2025 by Firefox (1 months)

  Learn more

  • Chrome 113 Released on 2023-05-02
  • Chrome Android 121 Released on 2024-01-23
  • Edge 113 Released on 2023-05-05
  • Firefox ❌ Vendor position : positive
  • Firefox for Android ❌ Vendor position : positive
  • Safari 26 Released on 2025-09-15
  • Safari on iOS 26 Released on 2025-09-15