Web Platform Baseline Status Breakdown
Total Features: 1191
Categories:
All
CSS (101)
HTML elements (98)
Selectors (46)
JavaScript (43)
Forms (40)
WebGL extensions (37)
WebAssembly (22)
Media queries (21)
Fonts (19)
Performance (19)
Text (19)
Scrolling (18)
Arrays (17)
Layout (17)
HTML (16)
Progressive web app (15)
Typed arrays (14)
Units (14)
Canvas (13)
Background (12)
Color types (12)
Media elements (12)
Strings (12)
Clipping, shapes, and masking (11)
Security (11)
Web components (11)
WebXR (11)
Typographic font features (10)
Animation (9)
Internationalization (9)
Reporting (9)
Text wrap (9)
Clipboard (8)
Workers (8)
Containment (7)
DOM (7)
Fetch (7)
JavaScript modules (7)
Print media (7)
Sensors (7)
CSS object models (6)
Image formats (6)
Iterators (6)
Landmark elements (6)
Positioning (6)
Promises (6)
SVG (6)
Storage (6)
Streams (6)
Credential management (5)
Custom elements (5)
Explicit defaults (5)
Font synthesis (5)
HTTP (5)
Messaging (5)
Multi-column (5)
Resource hints (5)
Ruby (5)
Selection (5)
Speech (5)
Transitions (CSS) (5)
View transitions (5)
Web audio (5)
WebGL (5)
Container queries (4)
Cookies (4)
Counters (4)
File system access (4)
Flexbox (4)
Gamepad (4)
Grid (4)
Images (4)
Lists (4)
Primitive types (4)
Regular expressions (4)
WebDriver (4)
WebRTC (4)
Blend mode (3)
Borders and outlines (3)
Gradients (3)
Image scaling (3)
JSON (3)
Maps (3)
MathML (3)
Payments (3)
Reading order (3)
Scroll markers (3)
Transforms (3)
WebAuthn (3)
WebGPU (3)
White space (3)
Worklets (3)
XML (3)
Collections (2)
Compute pressure (2)
Geolocation (2)
IndexedDB (2)
Parsing and serialization (2)
Resource integrity (2)
Sets (2)
Text fragments (2)
WebMCP (2)
CSS environment variables (1)
Limited Availability
5 features
• In Progress / Not Yet Baseline
COLRv1 is a font format that supports multi-color glyphs. COLRv1 extends COLRv0 to support gradients, transforms, and blending modes.
Chrome
98
Firefox
107
Safari
—
Edge
98
Status: Incomplete cross-engine support
Limited
The ascent-override, descent-override, and line-gap-override descriptors adjust the display of a font declared in an @font-face statement. This can help make fallback fonts look the same size.
Chrome
87
Firefox
89
Safari
—
Edge
87
Status: Incomplete cross-engine support
The ui-serif, ui-sans-serif, ui-monospace and ui-rounded values for the font-family CSS property use device-default user interface fonts for text.
Chrome
—
Firefox
—
Safari
13.1
Edge
—
Status: Incomplete cross-engine support
Limited
You can animate color fonts between two font-palette values.
Chrome
121
Firefox
—
Safari
—
Edge
121
Status: Incomplete cross-engine support
Limited
The font-width CSS property selects a font face from a font family based on width, either by a keyword such as condensed or a percentage.
Chrome
—
Firefox
—
Safari
18.4
Edge
—
Status: Incomplete cross-engine support