Web Platform Baseline Status Breakdown
Total Features: 1219
Categories:
All
CSS (35)
Progressive web app (15)
WebGL extensions (12)
Forms (11)
JavaScript (11)
Performance (11)
WebXR (11)
HTML elements (10)
Scrolling (10)
Selectors (10)
Layout (8)
HTML (7)
Media queries (7)
Reporting (7)
Text (7)
Media elements (6)
Sensors (6)
Canvas (5)
Clipboard (5)
Fonts (5)
Anchor positioning (4)
Animation (4)
CSS object models (4)
Credential management (4)
DOM (4)
Fetch (4)
Speech (4)
WebAssembly (4)
WebDriver (4)
Background (3)
Container queries (3)
Gamepad (3)
Images (3)
Iterators (3)
JavaScript modules (3)
Multi-column (3)
Payments (3)
Print media (3)
Scroll markers (3)
Selection (3)
Storage (3)
Streams (3)
Text wrap (3)
Typographic font features (3)
Web components (3)
WebGL (3)
WebGPU (3)
Clipping, shapes, and masking (2)
Color types (2)
Compute pressure (2)
Cookies (2)
Custom elements (2)
Flexbox (2)
Geolocation (2)
Image formats (2)
Lists (2)
Reading order (2)
Regular expressions (2)
Ruby (2)
SVG (2)
Security (2)
View transitions (2)
Web audio (2)
WebMCP (2)
Workers (2)
Worklets (2)
Counters (1)
File system access (1)
Font synthesis (1)
Grid (1)
Image scaling (1)
IndexedDB (1)
MathML (1)
Resource hints (1)
Resource integrity (1)
Strings (1)
Transitions (CSS) (1)
WebAuthn (1)
XML (1)
Years:
All
Limited Availability
3 features
• In Progress / Not Yet Baseline
The font-language-override CSS property sets which language-specific glyphs are displayed.
Chrome
143
Firefox
34
Safari
—
Edge
143
Status: Incomplete cross-engine support
The font-variant-emoji CSS property sets the default presentation for emoji characters.
Chrome
131
Firefox
141
Safari
—
Edge
131
Status: Incomplete cross-engine support
The font-variant-position CSS property sets whether to use alternate glyphs for subscript and superscript text.
Chrome
—
Firefox
34
Safari
—
Edge
—
Status: Incomplete cross-engine support