I want to use…

Pick the web features you want to use. See their Baseline status and the share of all users who can use your site.

If you make a page that requires:

Nothing special yet — add a feature above.

of all users can use your site. Baseline: pick a feature

0% would need a fallback or polyfill.

Device split

Share of all users that can use your features, by device.

Browser support

Minimum version of each engine your selection needs.

Features you can also use for free

The browsers that already support your selection also support these without a polyfill.

Select some features to see what comes for free.

All web features

Each chip shows its Baseline status and the audience you'd keep if you added it to your current selection.

__proto__ 100%
::backdrop 99%
::before and ::after 100%
::column 70%
::details-content 71%
::file-selector-button 97%
::first-letter 100%
::first-line 100%
::marker 81%
::placeholder 98%
::scroll-button 0%
::selection 86%
::spelling-error and ::grammar-error 87%
::target-text 95%
:autofill 95%
:default 100%
:dir() 90%
:empty 100%
:focus-visible 97%
:focus-within 98%
:has-slotted 72%
:has() 96%
:host-context() 80%
:indeterminate 100%
:is() 97%
:lang() 100%
:modal 97%
:not() 98%
:nth-child() 100%
:nth-child() of <selector> 95%
:nth-of-type() pseudo-classes 100%
:open 72%
:placeholder-shown 99%
:read-only and :read-write 100%
:root 100%
:scope (pseudo-class) 100%
:state() 89%
:target 100%
:target-within 0%
:user-valid and :user-invalid 90%
:where() 97%
@charset 100%
@counter-style 96%
@font-face 100%
@function 0%
@import 100%
@namespace 100%
@scope 89%
@starting-style 91%
@supports 100%
@supports (compatibility prefix) 100%
<a> 100%
<abbr> 100%
<address> 100%
<article> 100%
<aside> 100%
<audio> 100%
<b> 100%
<base> 100%
<bdi> 100%
<bdo> 100%
<blockquote> 100%
<body> 100%
<br> 100%
<button> 100%
<canvas> 100%
<cite> 100%
<code> 100%
<data> 98%
<datalist> 97%
<del> 100%
<details> 100%
<dfn> 100%
<dialog closedby> 72%
<dialog> 99%
<div> 100%
<em> 100%
<embed> 100%
<fencedframe> 71%
<fieldset> and <legend> 100%
<figure> and <figcaption> 100%
<form> 100%
<h1> through <h6> 100%
<head> 100%
<header> and <footer> 100%
<hgroup> 100%
<hr> 100%
<html> 100%
<i> 100%
<iframe> 100%
<img sizes="auto" loading="lazy"> 71%
<img> 100%
<input type="button"> 100%
<input type="checkbox"> 100%
<input type="color"> 99%
<input type="file"> 100%
<input type="hidden"> 100%
<input type="image"> 100%
<input type="number"> 100%
<input type="password"> 100%
<input type="radio"> 100%
<input type="range"> 100%
<input type="reset"> 100%
<input type="search"> 100%
<input type="submit"> 100%
<input> 100%
<ins> 100%
<kbd> 100%
<label> 100%
<link rel="dns-prefetch"> 95%
<link rel="expect"> 72%
<link rel="modulepreload"> 96%
<link rel="preconnect"> 99%
<link rel="prefetch"> 83%
<link rel="preload"> 99%
<link> 100%
<main> 100%
<mark> 100%
<menu> 100%
<meta name="application-title"> 70%
<meta name="theme-color"> 62%
<meta> 100%
<meter> 100%
<nav> 100%
<object> 100%
<ol>, <ul>, and <li> 100%
<output> 100%
<p> 100%
<picture> 100%
<pre> 100%
<progress> 100%
<q> 100%
<ruby> 100%
<s> 100%
<samp> 100%
<script> and <noscript> 100%
<search> 91%
<section> 100%
<select> 100%
<slot> 99%
<small> 100%
<source> 100%
<span> 100%
<strong> 100%
<style> 100%
<sub> and <sup> 100%
<template> 100%
<textarea> 100%
<time> 98%
<title> 100%
<u> 100%
<var> 100%
<video> 100%
<wbr> 100%
2D canvas 100%
2D canvas opacity 83%
2D transforms 100%
3D transforms 99%
Abortable fetch 98%
AbortController and AbortSignal 98%
AbortSignal.any() 92%
abs() and sign() 88%
Absolute positioning 100%
Accelerometer 79%
accent-color 36%
accesskey 100%
Accessor methods 100%
Active view transition 86%
Alerts 100%
align-content in block layouts 89%
alignment-baseline 98%
all 100%
Alt text for generated content 96%
Alternative style sheets 2%
Ambient light sensor 0%
Anchor positioning 83%
Anchors (WebXR) 79%
ANGLE_instanced_arrays WebGL extension 100%
Animatable clipping paths 98%
animation-composition 94%
Animations (CSS) 100%
appearance 97%
Application shortcuts 81%
arguments.callee 100%
ARIA attribute reflection 97%
Array (initial support) 100%
Array at() 97%
Array by copy 94%
Array copyWithin() 99%
Array fill() 99%
Array find() and findIndex() 99%
Array findLast() and findLastIndex() 97%
Array flat() and flatMap() 97%
Array grouping 91%
Array includes() 99%
Array iteration methods 100%
Array iterators 98%
Array splice() 100%
Array.from() 99%
Array.fromAsync() 90%
Array.isArray() 100%
Array.of() 99%
aspect-ratio 97%
Async clipboard 97%
Async functions 98%
Async generators 98%
Async iterators and the for await..of loop 98%
Asynchronously iterable streams 74%
Atomics.pause() 86%
Atomics.waitAsync 95%
attr() 0%
attr() (content only) 100%
Attribution reporting 70%
Audio and video tracks 17%
Audio session 16%
AudioWorklet 97%
Augmented reality 79%
autocapitalize 95%
autocorrect 2%
autofocus 100%
Autonomous custom elements 99%
AVIF 97%
Back/forward cache blocking reasons 72%
backdrop-filter 96%
background 100%
Background fetch 79%
Background sync 80%
background-attachment 99%
background-blend-mode 100%
background-clip 100%
background-clip: border-area 14%
background-clip: text 89%
background-color 100%
background-image 100%
background-origin 100%
background-position 100%
background-repeat 100%
background-size 100%
Badging 49%
Barcode detector 45%
BarProp 100%
Base64 encoding and decoding 100%
baseline-shift 98%
baseline-source 78%
Battery status 81%
Beacons 100%
beforeinstallprompt 79%
beforeunload 86%
BigInt 97%
BigInt to i64 conversion (WebAssembly) 97%
BigInt64Array 97%
blocking="render" 92%
Border images 98%
border-radius 100%
Borders 100%
box-decoration-break 73%
box-shadow 100%
box-sizing 100%
BroadcastChannel 98%
Brotli compression 99%
Bulk memory operations (WebAssembly) 97%
calc-size() 71%
calc() 100%
calc() keywords 94%
Canvas createConicGradient() 97%
Canvas reset() 96%
Canvas roundRect() 97%
cap unit 91%
captureStream() for <audio> and <video> 79%
captureStream() for <canvas> 99%
caret-color 98%
Cascade layers 97%
Case-insensitive attribute selector 99%
Case-sensitive attribute selector 2%
ch unit 100%
Change event 100%
Channel messaging 100%
checkVisibility() 95%
Classes 100%
Clearing site data 92%
clip 100%
Clip path boxes 91%
clip-path 97%
Clipboard events 100%
ClipboardItem.supports() 88%
CloseWatcher 71%
Color 100%
Color management for 2D canvas 95%
Color management for WebGL 96%
Color management for WebGL2 96%
color-adjust 18%
color-contrast() 0%
color-gamut media query 98%
color-mix() 94%
color-scheme 97%
color() 94%
COLRv0 98%
COLRv1 81%
Column breaks 79%
column-fill 99%
column-span 99%
Composition events 100%
Compression Dictionary Transport 71%
Compression streams 97%
Conic gradients 97%
Console 100%
Constraint validation API 100%
Constructed stylesheets 97%
Contact picker 45%
contain 98%
contain-intrinsic-size 96%
Container queries 96%
Container scroll-state queries 70%
Container style queries 90%
Content 100%
Content Index 45%
Content Security Policy (CSP) 100%
content-visibility 91%
contenteditable 100%
contenteditable="plaintext-only" 99%
context-fill and context-stroke 74%
contextlost and contextrestored 81%
contrast-color() 11%
controlslist 79%
Cookie store 79%
cookieEnabled 98%
Cookies 100%
corner-shape 69%
CORS 100%
counter-set 96%
Counters (CSS) 100%
CPU compute pressure 26%
createImageBitmap 96%
Credential management 98%
Credentialless iframes 76%
crisp-edges 19%
Cross-document view transitions 86%
cross-fade() 17%
CSS import attributes 72%
CSS object model 100%
CSS object model (DOM level 2) 17%
CSS typed object model 95%
CSS.escape() 99%
CSS.supports() 98%
cubic-bezier() easing 100%
currentColor 100%
Cursor styles 84%
Custom ellipses 2%
Custom formats for clipboard items 78%
Custom highlights 93%
Custom properties 99%
Customizable <select> 70%
Customized built-in elements 81%
Data URLs 100%
Dataset 100%
Date 100%
Date and time <input> types 100%
Declarative shadow DOM 94%
Dedicated workers 100%
Depth sensing 79%
Description list 100%
Destructuring 98%
Desynchronized 2D canvas 95%
Desynchronized WebGL canvas 79%
Desynchronized WebGL2 canvas 79%
Device media queries 100%
Device memory 79%
Device orientation events 100%
Device posture 70%
devicePixelRatio 83%
dialog.requestClose() 86%
Digital goods 50%
dirname 100%
Display 100%
display animation 89%
display-mode media query 27%
display: contents 0%
display: flow-root 98%
display: list-item 100%
display: ruby 2%
display: table 100%
Document colors 98%
Document picture-in-picture 26%
document.caretPositionFromPoint() 73%
document.elementFromPoint() and document.elementsFromPoint() 99%
document.write() 99%
DOM 100%
DOM Geometry 98%
DOM overlays for WebXR 79%
dominant-baseline 100%
DOMParser 100%
download 100%
Drag and Drop 100%
dynamic-range media query 97%
Early data 2%
EditContext 72%
Element capture 25%
Element timing 79%
element() 0%
em unit 100%
Email, telephone, and URL <input> types 100%
Encrypted media extensions 99%
enterkeyhint 97%
Error cause 97%
Error.isError() 72%
escape() and unescape() 100%
Event timing 81%
Events 100%
ex unit 100%
Exception handling (WebAssembly) 97%
Exception references with exnref (WebAssembly) 81%
execCommand() 100%
Explicit resource management 72%
Exponentiation operator 99%
EXT_blend_minmax WebGL extension 100%
EXT_color_buffer_float WebGL extension 98%
EXT_color_buffer_half_float WebGL extension 97%
EXT_disjoint_timer_query WebGL extension 0%
EXT_float_blend WebGL extension 84%
EXT_frag_depth WebGL extension 99%
EXT_shader_texture_lod WebGL extension 100%
EXT_sRGB WebGL extension 100%
EXT_texture_compression_bptc WebGL extension 83%
EXT_texture_compression_rgtc WebGL extension 81%
EXT_texture_filter_anisotropic WebGL extension 100%
EXT_texture_norm16 WebGL extension 95%
Extended constant expressions (WebAssembly) 92%
Eyedropper 33%
fastSeek() 19%
Federated credential management 75%
Federated credentials 80%
Fetch 100%
Fetch metadata request headers 97%
Fetch priority 96%
Fetch upload streams 94%
fetchLater 70%
field-sizing 72%
File API 100%
File handlers 33%
File system access 79%
filter 99%
fit-content 99%
fit-content() 0%
Fixed positioning 100%
Fixed-width SIMD (WebAssembly) 97%
Flexbox 100%
Flexbox gap 97%
float and clear 100%
Float16Array 86%
Focus events 100%
Font loading 100%
Font metric overrides 81%
Font shorthand 100%
font-display 98%
font-family 100%
font-feature-settings 99%
font-kerning 100%
font-language-override 2%
font-optical-sizing 97%
font-palette 97%
font-palette animation 72%
font-size 100%
font-size-adjust 88%
font-stretch 98%
font-style 100%
font-synthesis 98%
font-synthesis-position 2%
font-synthesis-small-caps 97%
font-synthesis-style 97%
font-synthesis-weight 97%
font-variant 100%
font-variant-alternates 95%
font-variant-caps 99%
font-variant-east-asian 98%
font-variant-emoji 73%
font-variant-ligatures 100%
font-variant-numeric 99%
font-variant-position 19%
font-variation-settings 98%
font-weight 100%
font-width 2%
Forced colors 97%
Form validity pseudo-classes 100%
Form-associated custom elements 97%
Fullscreen API 84%
Function caller and arguments 100%
Functions 100%
Gamepad 100%
Gamepad (WebXR) 79%
Gamepad haptic feedback 81%
Gamepad touch buttons 81%
Gamepad VR hands and poses 2%
Gap decorations 0%
Garbage collection (WebAssembly) 89%
Generators 100%
Geolocation 100%
getBoxQuads() 0%
getComputedStyle() 100%
getHTML() 88%
getYear() and setYear() 100%
Global privacy control 2%
globalThis 97%
glyph-orientation-vertical 17%
Gradient interpolation 94%
Gradients 100%
Grid 98%
Grid animation 96%
Gyroscope 79%
Hand input 66%
Hanging punctuation 0%
hardwareConcurrency 99%
Hashbang comments 97%
hashchange 100%
Heading pseudo-classes 0%
hidden="until-found" 81%
History 100%
Hit test 79%
Host 99%
HSL 98%
HTML media capture 60%
HTML wrapper methods 100%
HTTP authentication 100%
HTTP Strict Transport Security 100%
HTTP/1.1 100%
HTTP/2 100%
HTTP/3 96%
HWB 97%
Hyphenate character 95%
Hyphenate limit chars 79%
Hyphenation 96%
ic unit 96%
Idle detection 79%
if() 70%
Image maps 100%
image-orientation 97%
image-rendering 100%
image-set() 92%
image() 0%
ImageBitmapRenderingContext 98%
ime-mode 2%
Imperative slot assignment 97%
Import and export of mutable globals (WebAssembly) 97%
Import assertions 0%
Import maps 97%
IndexedDB 98%
Individual transform properties 97%
inert 97%
inherit 100%
initial 100%
initial-letter 76%
Ink 79%
Inline-size containment 96%
input (event) 100%
Input selectors 100%
inputmode 97%
Insertable streams for MediaStreamTrack 14%
Interaction media queries 100%
interactivity 24%
interpolate-size 71%
Intersection observer 98%
Intersection observer visibility tracking 79%
Intl 100%
Intl.DisplayNames 97%
Intl.DurationFormat 89%
Intl.ListFormat 97%
Intl.Locale 97%
Intl.Locale info 86%
Intl.PluralRules 97%
Intl.RelativeTimeFormat 97%
Intl.Segmenter 97%
inverted-colors media query 17%
Invoker commands 70%
isInputPending() 79%
isolation 100%
isSecureContext 98%
Iterator methods 88%
Iterators and the for...of loop 100%
JavaScript (initial core language support) 100%
JavaScript modules 98%
JavaScript modules in service workers 95%
JavaScript modules in shared workers 51%
JavaScript modules in workers 97%
JPEG XL 15%
JSON 100%
JSON import attributes 89%
JSON source text access 77%
Keyboard events 100%
Keyboard lock 79%
Keyboard map 79%
KHR_parallel_shader_compile WebGL extension 95%
Lab and LCH 94%
lang 100%
Language 100%
Largest contentful paint (LCP) 81%
Launch handler 31%
Layers (WebXR) 0%
Layout containment 98%
Layout direction override 99%
Layout instability 79%
Lazy-loading images and iframes 97%
Let and const 99%
letter-spacing 100%
lh unit 95%
light-dark() 89%
Lighting estimation 79%
line-break 97%
line-clamp 0%
line-height 100%
linear() easing 92%
Link selectors 98%
List style 100%
Local fonts 33%
Local network access 0%
localStorage and sessionStorage 100%
Location 100%
Locks 97%
Logical assignments 97%
Logical properties 97%
Long animation frames 72%
Long tasks 79%
Magnetometer 0%
Managed media source 15%
Map (initial support) 100%
margin 100%
margin-trim 16%
mask-border 15%
mask-type 100%
Masks 91%
Masonry 0%
matchMedia 100%
Math and numbers 100%
Math font family 77%
Math.sumPrecise() 2%
MathML 96%
Media capabilities 97%
Media capture 99%
Media element pseudo-classes 16%
Media playback quality 97%
Media queries 100%
Media query range syntax 96%
Media session 97%
Media source 86%
MediaController 17%
MediaStream recording 99%
Memory measurement 79%
Memory64 (WebAssembly) 72%
messageerror 97%
Min and max width and height 100%
min-content and max-content 99%
min(), max(), and clamp() 97%
mix-blend-mode 100%
Mixed content handling 100%
Motion path 98%
Mouse events 100%
moveBefore() 70%
Multi-column layout 99%
Multi-memory (WebAssembly) 75%
Multi-value (WebAssembly) 97%
Mutation events 0%
MutationObserver 100%
Mutually exclusive <details> elements 90%
Named colors 100%
Navigation API 79%
Navigation timing 98%
Navigator 100%
navigator.share() 88%
Nesting 90%
Network Information 74%
Non-cookie storage access 21%
Non-trapping float-to-int conversion (WebAssembly) 97%
Notifications 40%
Notifications from service workers and installed apps 99%
Nullish coalescing 97%
Numeric factory functions 95%
Numeric separators 97%
Object 100%
object-fit 100%
object-position 100%
object-view-box 78%
Object.hasOwn() 97%
Observable 70%
OES_draw_buffers_indexed WebGL extension 97%
OES_element_index_uint WebGL extension 100%
OES_fbo_render_mipmap WebGL extension 97%
OES_standard_derivatives WebGL extension 100%
OES_texture_float WebGL extension 100%
OES_texture_float_linear WebGL extension 100%
OES_texture_half_float WebGL extension 100%
OES_texture_half_float_linear WebGL extension 100%
OES_vertex_array_object WebGL extension 100%
OfflineAudioContext 99%
Offscreen canvas 97%
Oklab and Oklch 94%
Online status 100%
opacity 100%
Opacity (SVG) 100%
Optional catch binding 98%
Orientation Sensor 79%
Origin private file system 95%
outline 97%
Outlines 100%
overflow 97%
Overflow media queries 92%
overflow-anchor 82%
overflow-clip-margin 0%
overflow-wrap 100%
overflow: clip 97%
overflow: overlay 93%
overlay 74%
overscroll-behavior 97%
OVR_multiview2 WebGL extension 45%
padding 100%
Page break aliases 81%
Page breaks 99%
Page lifecycle 79%
Page selectors 96%
Page setup 97%
Page transition events 100%
Page visibility 100%
Page visibility state 75%
page-orientation 81%
Paint containment 98%
Paint timing 0%
paint-order 77%
paint() 79%
Partitioned cookies 75%
Password credentials 79%
path() 0%
Payment handler 79%
Payment request 95%
pdfViewerEnabled 97%
Performance 100%
PerformanceTiming and PerformanceNavigation 98%
Periodic background sync 79%
Permissions 99%
Physical properties 100%
Picture-in-picture (video) 95%
ping 98%
Pointer Events 98%
Pointer lock 40%
pointer-events 100%
Popover 91%
popover="hint" 70%
Portals 0%
Position 100%
postMessage 100%
pow(), sqrt(), hypot(), log(), and exp() 91%
prefers-color-scheme media query 97%
prefers-contrast media query 97%
prefers-reduced-data media query 0%
prefers-reduced-motion media query 98%
prefers-reduced-transparency media query 73%
Preloading responsive images 96%
Presentation API 80%
preservesPitch 96%
Print events 98%
print-color-adjust 88%
Private click measurement 16%
Private network access 0%
Profiler 79%
Promise (initial support) 100%
Promise finally() 98%
Promise.allSettled() 97%
Promise.any() 97%
Promise.try() 87%
Promise.withResolvers() 90%
Protocol handlers 33%
Proxy and Reflect 99%
Push messages 98%
Q unit 97%
Quotes 97%
Raw camera access for WebXR 78%
rcap unit 89%
rch unit 91%
Read unsanitized clipboard data 72%
Readable byte streams 81%
ReadableStream.from() 2%
reading-flow 70%
Reference types (WebAssembly) 97%
Referrer policy 97%
RegExp compile() 100%
RegExp static properties 100%
RegExp.escape() 86%
Region capture 33%
Registered custom properties 97%
registerProtocolHandler 38%
Regular expressions 100%
Relative colors 88%
Relative positioning 100%
Relaxed-width SIMD (WebAssembly) 75%
rem 100%
Remote playback 88%
Reporting API 95%
requestAnimationFrame() 100%
requestAnimationFrame() in workers 97%
requestIdleCallback() 82%
requestVideoFrameCallback() 97%
Resizable buffers 94%
resize (CSS property) 86%
Resize observer 97%
resolution media query 97%
resolution media query (compatibility prefixes) 100%
Resource size 98%
Resource timing 100%
Reversed counter-reset 2%
revert 98%
rex unit 91%
RGB 98%
Rhythmic sizing 0%
ric unit 91%
rlh unit 94%
round(), mod(), and rem() 90%
ruby-align 88%
ruby-overhang 14%
ruby-position 95%
Safe area inset environment variables 98%
Sandboxed iframes 100%
Sanitizer API 0%
Save-Data 79%
Scheduler API 73%
Scoped custom element registries 11%
Screen 100%
Screen capture 38%
Screen orientation 99%
Screen orientation lock 45%
Screen wake lock 95%
scripting media query 90%
Scroll markers 24%
Scroll methods on elements 97%
Scroll snap 98%
Scroll snap events 71%
Scroll to text fragment 97%
scroll-behavior 97%
Scroll-driven animations 86%
scroll-initial-target 70%
scrollbar-color 74%
scrollbar-gutter 95%
scrollbar-width 89%
scrollend 77%
scrollIntoView() 100%
Secure payment confirmation 69%
Selection 100%
Selection composed ranges 87%
Selectors (core) 100%
Serializable errors 81%
Server timing 97%
Server-sent events 100%
Service workers 99%
Set (initial support) 100%
Set methods 89%
setInterval 100%
setTimeout() 100%
Shadow DOM 99%
Shadow parts 97%
shape-outside 100%
shapes 100%
Share targets 79%
Shared storage 71%
Shared storage locks 70%
Shared worker 54%
SharedArrayBuffer and Atomics 97%
SharedArrayBuffer in WebGL 81%
showPicker() for <input> 83%
showPicker() for <select> 74%
sibling-count() and sibling-index() 70%
Sign extension operators (WebAssembly) 97%
sin(), cos(), tan(), asin(), acos(), atan(), and atan2() (CSS) 94%
Single color stop gradients 86%
Size containment 98%
Small, large, and dynamic viewport units 96%
SMIL SVG animations 100%
smooth 2%
Sourcemap header 100%
speak 0%
speak-as 16%
Speculation rules 77%
Speech recognition 69%
Speech recognition grammar 0%
Speech synthesis 100%
spellcheck 100%
Spread syntax 98%
srcdoc 100%
srcset and sizes 100%
Stable array sort 98%
Static positioning 100%
steps() easing 97%
Sticky positioning 98%
Storage access 91%
Storage buckets 72%
Storage manager 96%
Streams 97%
stretch 70%
String (initial support) 100%
String at() 97%
String builtins (WebAssembly) 73%
String codePointAt() and fromCodePoint() 100%
String includes() 100%
String isWellFormed() and toWellFormed() 94%
String matchAll() 97%
String normalize() 100%
String padStart() and padEnd() 98%
String raw() 100%
String repeat() 100%
String replaceAll() 97%
String startsWith() and endsWith() 100%
String trimStart() and trimEnd() 98%
structuredClone() 97%
style (attribute) 100%
Style containment 98%
Subgrid 92%
Summarizer 19%
SVG 100%
SVG 1.1 (discouraged) 0%
SVG clipboard items 72%
SVG filters 100%
Symbol 100%
System colors 100%
System font 98%
tab-size 99%
tabindex 100%
Table styling 98%
Tables 100%
Tail call optimization (WebAssembly) 92%
Template literals 98%
Temporal 2%
Text encoding and decoding 100%
Text overflow 100%
Text stroke and fill (compatibility prefixes) 100%
Text tracks 100%
text-align 100%
text-align-last 98%
text-autospace 14%
text-box 85%
text-combine-upright 99%
text-decoration 100%
text-decoration in ::selection 78%
text-decoration-line: blink 98%
text-emphasis 98%
text-indent 100%
text-indent: each-line 18%
text-indent: hanging 18%
text-justify 2%
text-orientation 99%
text-shadow 100%
text-size-adjust 80%
text-spacing-trim 72%
text-transform 100%
text-underline-offset 97%
text-underline-position 100%
text-wrap 92%
text-wrap-mode 88%
text-wrap-style 82%
text-wrap: balance 92%
text-wrap: nowrap 92%
text-wrap: pretty 85%
text-wrap: stable 88%
Threads and atomics (WebAssembly) 97%
Time-relative pseudo-selectors 98%
title (attribute) 100%
toGMTString() 100%
Top-level await 97%
Touch events 97%
touch-action 100%
Transferable ArrayBuffer 92%
Transferable streams 81%
transform-box 92%
TransformStream transformer cancel() method 0%
transition-behavior 91%
Transitions (CSS) 100%
translate 100%
Trusted types 90%
Two-value display property 93%
Typed array iteration methods 99%
Typed array iterators 99%
Typed arrays (initial support) 100%
Typed function references (WebAssembly) 89%
UI fonts 16%
Uint8Array base64 and hex conversion 85%
Unicode point escapes 99%
Unsanitized HTML parsing methods 85%
unset 100%
Update frequency media query 92%
Upgrade insecure requests 99%
URL 100%
URL.canParse() 90%
URLPattern 92%
User action pseudo-classes 100%
User activation 97%
User agent client hints 79%
User agent sniffing 100%
user-select 82%
Vertical form controls 89%
vertical-align 100%
Vibration 81%
video-dynamic-range media query 2%
View transitions 90%
view-transition-class 86%
Viewport segments 70%
Viewport units 100%
Virtual keyboard 79%
Virtual pressure sources 71%
Virtual sensors 73%
visibility 100%
Visual viewport API 97%
Weak references 97%
WeakMap 100%
WeakSet 100%
Web animations 97%
Web app manifest 96%
Web Audio 99%
Web authentication 97%
Web authentication easy public key access 97%
Web authentication signal methods 82%
Web Bluetooth 79%
Web Cryptography 100%
Web MIDI 82%
Web NFC 45%
Web serial 33%
WebAssembly 98%
WebCodecs 92%
WebDriver 2%
WebDriver BiDi 80%
WebGL 100%
WEBGL_color_buffer_float WebGL extension 97%
WEBGL_compressed_texture_astc WebGL extension 99%
WEBGL_compressed_texture_etc WebGL extension 96%
WEBGL_compressed_texture_etc1 WebGL extension 97%
WEBGL_compressed_texture_pvrtc WebGL extension 62%
WEBGL_compressed_texture_s3tc WebGL extension 40%
WEBGL_compressed_texture_s3tc_srgb WebGL extension 97%
WEBGL_debug_renderer_info WebGL extension 100%
WEBGL_debug_shaders WebGL extension 99%
WEBGL_depth_texture WebGL extension 100%
WEBGL_draw_buffers WebGL extension 54%
WEBGL_lose_context WebGL extension 100%
WEBGL_multi_draw WebGL extension 95%
WebGL2 98%
WebGPU 86%
WebHID 33%
WebNN 0%
WebOTP 79%
WebP 99%
WebRTC 98%
WebRTC encoded transform 18%
WebRTC SCTP information 97%
WebRTC statistics 98%
WebSockets 100%
WebTransport 81%
WebUSB 79%
WebVR 0%
WebVTT 100%
WebVTT cue alignment 18%
WebVTT cue settings 100%
WebVTT regions 18%
WebXR 79%
Wheel events 86%
white-space 100%
white-space-collapse 92%
Widows and orphans 98%
Width and height 100%
will-change 100%
willReadFrequently 95%
Window 100%
Window Controls Overlay 33%
Window management 31%
window.external 83%
window.print() 100%
with 100%
word-break 99%
word-break: auto-phrase 73%
word-break: break-word 100%
word-spacing 100%
writing-mode 99%
writing-mode SVG 1.1 values 99%
writingsuggestions 87%
XMLHttpRequest 100%
XMLSerializer 100%
XPath 100%
XSLT 100%
z-index 100%
zoom 100%
Zstandard compression 74%