Web Platform Baseline Status Breakdown
Total Features: 1219
Categories:
All
CSS (15)
Scrolling (6)
WebAssembly (6)
JavaScript (5)
Text (5)
Units (4)
Selectors (3)
View transitions (3)
Workers (3)
Clipboard (2)
Color types (2)
Container queries (2)
HTML (2)
HTML elements (2)
Internationalization (2)
Iterators (2)
JSON (2)
JavaScript modules (2)
Performance (2)
Print media (2)
Reporting (2)
Resource hints (2)
Ruby (2)
Streams (2)
Text fragments (2)
Text wrap (2)
Typed arrays (2)
Animation (1)
Canvas (1)
Clipping, shapes, and masking (1)
Cookies (1)
Custom elements (1)
DOM (1)
Explicit defaults (1)
Fetch (1)
File system access (1)
Fonts (1)
Forms (1)
Gradients (1)
HTTP (1)
Image scaling (1)
Layout (1)
Maps (1)
MathML (1)
Media elements (1)
Promises (1)
Regular expressions (1)
Security (1)
Selection (1)
Sets (1)
Transitions (CSS) (1)
Web components (1)
WebGL (1)
WebGL extensions (1)
WebRTC (1)
2025
1 features
• September 2025
Newly Available
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.
Chrome
46
Firefox
127
Safari
5
Edge
79
Baseline Date: Sep 15, 2025
2024
1 features
• October 2024
Newly Available
The fetch() priority option and the fetchpriority HTML attribute give hints to the browser about which requests to do before other requests of the same type.
Chrome
103
Firefox
132
Safari
17.2
Edge
103
Baseline Date: Oct 29, 2024