About
Data came from web-features project, version v2.46.0 which was published on Sep 2, 2025.
And from browser-compat-data project, version v7.1.1 which was published on Aug 29, 2025.
Links and resources
- Articles about Baseline web features
- The reasoning behind web-features project
- Upcoming Chrome features
- Mozilla Specification Positions
- WebKit Standards Positions
- Proposals for new JavaScript features
- CSS feature proposals and standards advancement
- Roadmap for standards for media technologies
- Roadmap for standards for mobile devices
- Can I Use
- Browserslist - browser usage distribution
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- 2025
Selection composed ranges
Newly available08/2025 abs() and sign()
Newly available06/2025dialog.requestClose()
Newly available05/2025print-color-adjust
Newly available05/2025RegExp.escape()
Newly available05/2025JSON import attributes
Newly available04/2025Float16Array
Newly available04/2025Single color stop gradients
Newly available04/2025Atomics.pause()
Newly available04/2025ClipboardItem.supports()
Newly available03/2025Iterator methods
Newly available03/2025Screen wake lock
Newly available03/2025contenteditable="plaintext-only"
Newly available03/2025Intl.DurationFormat
Newly available03/2025Popover
Newly available01/2025Promise.try()
Newly available01/2025- 2024
Page setup
Newly available12/2024 ruby-align
Newly available12/2024ruby-position
Newly available12/2024scrollbar-gutter
Newly available12/2024scrollbar-width
Newly available12/2024::target-text
Newly available12/2024Garbage collection (WebAssembly)
Newly available12/2024Tail call optimization (WebAssembly)
Newly available12/2024Fetch priority
Newly available10/2024requestVideoFrameCallback()
Newly available10/2024Color management for WebGL
Newly available10/2024Color management for WebGL2
Newly available10/2024text-wrap-mode
Newly available10/2024text-wrap: stable
Newly available10/2024Scroll to text fragment
Newly available10/2024backdrop-filter
Newly available09/2024willReadFrequently
Newly available09/2024cookieEnabled
Newly available09/2024getHTML()
Newly available09/2024HTTP/3
Newly available09/2024Relative colors
Newly available09/2024Typed function references (WebAssembly)
Newly available09/2024Mutually exclusive <details> elements
Newly available09/2024@starting-style
Newly available08/2024transition-behavior
Newly available08/2024font-size-adjust
Newly available07/2024Alt text for generated content
Newly available07/2024Registered custom properties
Newly available07/2024Resizable buffers
Newly available07/2024Async clipboard
Newly available06/2024Gradient interpolation
Newly available06/2024Set methods
Newly available06/2024round(), mod(), and rem()
Newly available05/2024:state()
Newly available05/2024zoom
Newly available05/2024light-dark()
Newly available05/2024text-wrap: balance
Newly available05/2024Vertical form controls
Newly available04/2024align-content in block layouts
Newly available04/2024Intl.Segmenter
Newly available04/2024transform-box
Newly available04/2024AbortSignal.any()
Newly available03/2024text-wrap
Newly available03/2024text-wrap: nowrap
Newly available03/2024white-space-collapse
Newly available03/2024Array grouping
Newly available03/2024checkVisibility()
Newly available03/2024Promise.withResolvers()
Newly available03/2024Transferable ArrayBuffer
Newly available03/2024Extended constant expressions (WebAssembly)
Newly available03/2024Declarative shadow DOM
Newly available02/2024AVIF
Newly available01/2024Array.fromAsync()
Newly available01/2024- 2023
:has()
Newly available12/2023 Lazy-loading images and iframes
Newly available12/2023Canvas reset()
Newly available12/2023cap unit
Newly available12/2023counter-set
Newly available12/2023createImageBitmap
Newly available12/2023linear() easing
Newly available12/2023Nesting
Newly available12/2023Preloading responsive images
Newly available12/2023preservesPitch
Newly available12/2023:dir()
Newly available12/2023pow(), sqrt(), hypot(), log(), and exp()
Newly available12/2023Masks
Newly available12/2023scripting media query
Newly available12/2023URL.canParse()
Newly available12/2023Storage access
Newly available12/2023lh unit
Newly available11/2023rlh unit
Newly available11/2023User activation
Newly available11/2023Clip path boxes
Newly available11/2023:user-valid and :user-invalid
Newly available11/2023ARIA attribute reflection
Newly available10/2023String isWellFormed() and toWellFormed()
Newly available10/2023Web authentication easy public key access
Newly available10/2023<search>
Newly available10/2023Clearing site data
Newly available09/2023contain-intrinsic-size
Newly available09/2023@counter-style
Newly available09/2023Device orientation events
Newly available09/2023Hyphenate character
Newly available09/2023Hyphenation
Newly available09/2023image-set()
Newly available09/2023<link rel="modulepreload">
Newly available09/2023Overflow media queries
Newly available09/2023Storage manager
Newly available09/2023Update frequency media query
Newly available09/2023Subgrid
Newly available09/2023dirname
Newly available08/2023Two-value display property
Newly available07/2023animation-composition
Newly available07/2023Array by copy
Newly available07/2023calc() keywords
Newly available06/2023JavaScript modules in workers
Newly available06/2023window.print()
Newly available06/2023color()
Newly available05/2023color-mix()
Newly available05/2023Compression streams
Newly available05/2023Lab and LCH
Newly available05/2023:nth-child() of <selector>
Newly available05/2023Oklab and Oklch
Newly available05/2023WebRTC SCTP information
Newly available05/2023Canvas createConicGradient()
Newly available04/2023Canvas roundRect()
Newly available04/2023inert
Newly available04/2023Constructed stylesheets
Newly available03/2023Fetch metadata request headers
Newly available03/2023font-synthesis-small-caps
Newly available03/2023font-synthesis-style
Newly available03/2023font-synthesis-weight
Newly available03/2023Form-associated custom elements
Newly available03/2023Import maps
Newly available03/2023Media query range syntax
Newly available03/2023messageerror
Newly available03/2023Notifications from service workers and installed apps
Newly available03/2023Offscreen canvas
Newly available03/2023Origin private file system
Newly available03/2023outline
Newly available03/2023pdfViewerEnabled
Newly available03/2023Push messages
Newly available03/2023requestAnimationFrame() in workers
Newly available03/2023Resource size
Newly available03/2023Screen orientation
Newly available03/2023Server timing
Newly available03/2023Imperative slot assignment
Newly available03/2023Fixed-width SIMD (WebAssembly)
Newly available03/2023translate
Newly available03/2023font-variant-alternates
Newly available03/2023sin(), cos(), tan(), asin(), acos(), atan(), and atan2() (CSS)
Newly available03/2023color-gamut media query
Newly available02/2023Container queries
Widely available02/2023:autofill
Newly available02/2023MathML
Widely available01/2023- 2022
OES_draw_buffers_indexed WebGL extension
Widely available12/2022 Small, large, and dynamic viewport units
Widely available12/2022font-palette
Widely available11/2022Grid animation
Widely available10/2022ic unit
Widely available10/2022Inline-size containment
Widely available09/2022Forced colors
Widely available09/2022Motion path
Widely available09/2022overflow: clip
Widely available09/2022overscroll-behavior
Widely available09/2022Permissions
Widely available09/2022resolution media query
Widely available09/2022text-align-last
Widely available09/2022:modal
Widely available09/2022Array findLast() and findLastIndex()
Widely available08/2022Individual transform properties
Widely available08/2022Style containment
Widely available07/2022Streams
Widely available06/2022prefers-contrast media query
Widely available05/2022dynamic-range media query
Widely available05/2022Exception handling (WebAssembly)
Widely available05/2022HWB
Widely available04/2022Media capabilities
Widely available04/2022appearance
Widely available03/2022Array at()
Widely available03/2022::backdrop
Widely available03/2022background-attachment
Widely available03/2022BroadcastChannel
Widely available03/2022Cascade layers
Widely available03/2022contain
Widely available03/2022Layout containment
Widely available03/2022Paint containment
Widely available03/2022Size containment
Widely available03/2022<dialog>
Widely available03/2022:focus-visible
Widely available03/2022hardwareConcurrency
Widely available03/2022Object.hasOwn()
Widely available03/2022scroll-behavior
Widely available03/2022String at()
Widely available03/2022structuredClone()
Widely available03/2022text-combine-upright
Widely available03/20223D transforms
Widely available03/2022Locks
Widely available03/2022text-emphasis
Widely available03/2022color-scheme
Widely available02/2022font-synthesis
Widely available01/2022- 2021
SharedArrayBuffer and Atomics
Widely available12/2021 Threads and atomics (WebAssembly)
Widely available12/2021inputmode
Widely available12/2021Reference types (WebAssembly)
Widely available11/2021enterkeyhint
Widely available11/2021fit-content
Widely available11/2021Navigation timing
Widely available10/2021Bulk memory operations (WebAssembly)
Widely available10/2021Non-trapping float-to-int conversion (WebAssembly)
Widely available10/2021image-rendering
Widely available10/2021aspect-ratio
Widely available09/2021BigInt64Array
Widely available09/2021Error cause
Widely available09/2021EXT_color_buffer_float WebGL extension
Widely available09/2021IndexedDB
Widely available09/2021Logical properties
Widely available09/2021Referrer policy
Widely available09/2021Top-level await
Widely available09/2021WEBGL_color_buffer_float WebGL extension
Widely available09/2021WebGL2
Widely available09/2021System font
Widely available09/2021Web authentication
Widely available09/2021tab-size
Widely available08/2021Visual viewport API
Widely available08/2021AudioWorklet
Widely available04/2021::file-selector-button
Widely available04/2021Flexbox gap
Widely available04/2021Date and time <input> types
Widely available04/2021Intl.DisplayNames
Widely available04/2021Intl.ListFormat
Widely available04/2021MediaStream recording
Widely available04/2021OES_fbo_render_mipmap WebGL extension
Widely available04/2021OfflineAudioContext
Widely available04/2021Quotes
Widely available04/2021BigInt to i64 conversion (WebAssembly)
Widely available04/2021Sign extension operators (WebAssembly)
Widely available04/2021Weak references
Widely available04/2021Web Audio
Widely available04/2021<link rel="preload">
Widely available01/2021clip-path
Widely available01/2021:is()
Widely available01/2021:not()
Widely available01/2021:where()
Widely available01/2021- 2020
text-underline-offset
Widely available11/2020 Conic gradients
Widely available11/2020Multi-value (WebAssembly)
Widely available10/2020BigInt
Widely available09/2020EXT_color_buffer_half_float WebGL extension
Widely available09/2020Intl.Locale
Widely available09/2020Intl.RelativeTimeFormat
Widely available09/2020Logical assignments
Widely available09/2020Nullish coalescing
Widely available09/2020Promise.any()
Widely available09/2020Scroll methods on elements
Widely available09/2020steps() easing
Widely available09/2020text-orientation
Widely available09/2020Web animations
Widely available09/2020WEBGL_debug_shaders WebGL extension
Widely available09/2020WebP
Widely available09/2020String replaceAll()
Widely available08/2020column-span
Widely available07/2020line-break
Widely available07/2020min(), max(), and clamp()
Widely available07/2020Numeric separators
Widely available07/2020Pointer Events
Widely available07/2020Promise.allSettled()
Widely available07/2020:read-only and :read-write
Widely available07/2020Resize observer
Widely available07/2020Shadow parts
Widely available07/2020text-underline-position
Widely available07/2020revert
Widely available07/2020image-orientation
Widely available04/2020font-optical-sizing
Widely available03/2020Hashbang comments
Widely available03/2020Opacity (SVG)
Widely available03/2020overflow
Widely available03/2020Q unit
Widely available03/2020Import and export of mutable globals (WebAssembly)
Widely available03/2020EXT_sRGB WebGL extension
Widely available02/2020Media playback quality
Widely available02/2020all
Widely available01/2020Array flat() and flatMap()
Widely available01/2020Async generators
Widely available01/2020Async iterators and the for await..of loop
Widely available01/2020Autonomous custom elements
Widely available01/2020background-blend-mode
Widely available01/2020<bdi>
Widely available01/2020captureStream() for <canvas>
Widely available01/2020caret-color
Widely available01/2020Case-insensitive attribute selector
Widely available01/2020Animatable clipping paths
Widely available01/2020COLRv0
Widely available01/2020Credential management
Widely available01/2020CSS.escape()
Widely available01/2020CSS.supports()
Widely available01/2020:default
Widely available01/2020Destructuring
Widely available01/2020<details>
Widely available01/2020display: flow-root
Widely available01/2020DOM Geometry
Widely available01/2020dominant-baseline
Widely available01/2020document.elementFromPoint() and document.elementsFromPoint()
Widely available01/2020<embed>
Widely available01/2020File API
Widely available01/2020:focus-within
Widely available01/2020font-display
Widely available01/2020font-kerning
Widely available01/2020Font loading
Widely available01/2020font-variant-caps
Widely available01/2020font-variant-east-asian
Widely available01/2020font-variant-ligatures
Widely available01/2020font-variant-numeric
Widely available01/2020globalThis
Widely available01/2020Host
Widely available01/2020HSL
Widely available01/2020srcdoc
Widely available01/2020ImageBitmapRenderingContext
Widely available01/2020:indeterminate
Widely available01/2020Input events
Widely available01/2020isolation
Widely available01/2020Layout direction override
Widely available01/2020<link rel="preconnect">
Widely available01/2020Link selectors
Widely available01/2020mask-type
Widely available01/2020min-content and max-content
Widely available01/2020mix-blend-mode
Widely available01/2020Mixed content handling
Widely available01/2020object-fit
Widely available01/2020object-position
Widely available01/2020Optional catch binding
Widely available01/2020::placeholder
Widely available01/2020:placeholder-shown
Widely available01/2020prefers-color-scheme media query
Widely available01/2020prefers-reduced-motion media query
Widely available01/2020RGB
Widely available01/2020Safe area inset environment variables
Widely available01/2020:scope (pseudo-class)
Widely available01/2020scrollIntoView()
Widely available01/2020Scroll snap
Widely available01/2020Server-sent events
Widely available01/2020Shadow DOM
Widely available01/2020shape-outside
Widely available01/2020shapes
Widely available01/2020<slot>
Widely available01/2020SMIL SVG animations
Widely available01/2020Sourcemap header
Widely available01/2020Spread syntax
Widely available01/2020Stable array sort
Widely available01/2020String matchAll()
Widely available01/2020String trimStart() and trimEnd()
Widely available01/2020SVG
Widely available01/2020Template literals
Widely available01/2020Text encoding and decoding
Widely available01/2020WEBGL_compressed_texture_astc WebGL extension
Widely available01/2020WebRTC
Widely available01/2020WebRTC statistics
Widely available01/2020WebVTT cue settings
Widely available01/2020will-change
Widely available01/2020- 2019
download
Widely available09/2019 Intl.PluralRules
Widely available09/2019Print events
Widely available09/2019Sticky positioning
Widely available09/2019touch-action
Widely available09/2019Abortable fetch
Widely available03/2019AbortController and AbortSignal
Widely available03/2019Encrypted media extensions
Widely available03/2019Intersection observer
Widely available03/2019Page breaks
Widely available01/2019- 2018
Constraint validation API
Widely available12/2018 Interaction media queries
Widely available12/2018resolution media query (compatibility prefixes)
Widely available10/2018<meter>
Widely available10/2018<output>
Widely available10/2018overflow-wrap
Widely available10/2018Promise finally()
Widely available10/2018tabindex
Widely available10/2018font-variation-settings
Widely available09/2018Speech synthesis
Widely available09/2018Array iterators
Widely available05/2018JavaScript modules
Widely available05/2018EXT_blend_minmax WebGL extension
Widely available04/2018OES_vertex_array_object WebGL extension
Widely available04/2018Service workers
Widely available04/2018Upgrade insecure requests
Widely available04/2018WEBGL_lose_context WebGL extension
Widely available04/2018Beacons
Widely available04/2018isSecureContext
Widely available04/2018- 2017
spellcheck
Widely available11/2017 <data>
Widely available10/2017<time>
Widely available10/2017Grid
Widely available10/2017Viewport units
Widely available10/2017WebAssembly
Widely available10/2017Intl
Widely available09/2017Brotli compression
Widely available09/2017Media capture
Widely available09/2017Resource timing
Widely available09/2017Composition events
Widely available04/2017WEBGL_debug_renderer_info WebGL extension
Widely available04/2017Async functions
Widely available04/2017Custom properties
Widely available04/2017display: table
Widely available04/2017font-feature-settings
Widely available04/2017Outlines
Widely available04/2017String padStart() and padEnd()
Widely available04/2017Text stroke and fill (compatibility prefixes)
Widely available04/2017Clipboard events
Widely available03/2017Exponentiation operator
Widely available03/2017Fetch
Widely available03/2017Gamepad
Widely available03/2017srcset and sizes
Widely available03/2017writing-mode
Widely available03/2017<input type="range">
Widely available03/2017column-fill
Widely available03/2017Multi-column layout
Widely available03/2017Selection
Widely available03/2017Border images
Widely available02/2017- 2016
Array copyWithin()
Widely available09/2016 Array fill()
Widely available09/2016Array find() and findIndex()
Widely available09/2016Array.from()
Widely available09/2016Array includes()
Widely available09/2016Array.of()
Widely available09/2016background-repeat
Widely available09/2016Base64 encoding and decoding
Widely available09/2016@font-face
Widely available09/2016Generators
Widely available09/2016Let and const
Widely available09/2016Proxy and Reflect
Widely available09/2016String normalize()
Widely available09/2016@supports (compatibility prefix)
Widely available09/2016Typed array iteration methods
Widely available09/2016Typed array iterators
Widely available09/2016filter
Widely available09/2016Content Security Policy (CSP)
Widely available08/2016OES_texture_half_float WebGL extension
Widely available08/2016ANGLE_instanced_arrays WebGL extension
Widely available06/2016EXT_texture_filter_anisotropic WebGL extension
Widely available06/2016DOMParser
Widely available03/2016<picture>
Widely available03/2016unset
Widely available03/2016Classes
Widely available03/2016- 2015
initial
Widely available11/2015 <template>
Widely available11/2015Animations (CSS)
Widely available09/2015CSS object model
Widely available09/2015Flexbox
Widely available09/2015HTTP/2
Widely available09/2015String codePointAt() and fromCodePoint()
Widely available09/2015String includes()
Widely available09/2015String raw()
Widely available09/2015String repeat()
Widely available09/2015String startsWith() and endsWith()
Widely available09/2015@supports
Widely available09/2015Symbol
Widely available09/20152D transforms
Widely available09/2015Transitions (CSS)
Widely available09/2015Unicode point escapes
Widely available09/2015WeakSet
Widely available09/2015word-break
Widely available09/2015Channel messaging
Widely available09/2015Performance
Widely available09/2015<a>
Widely available07/2015<abbr>
Widely available07/2015Absolute positioning
Widely available07/2015accesskey
Widely available07/2015<address>
Widely available07/2015Alerts
Widely available07/2015Array (initial support)
Widely available07/2015Array.isArray()
Widely available07/2015Array iteration methods
Widely available07/2015Array splice()
Widely available07/2015<article>
Widely available07/2015<aside>
Widely available07/2015attr() (content only)
Widely available07/2015<audio>
Widely available07/2015autofocus
Widely available07/2015<b>
Widely available07/2015background
Widely available07/2015background-clip
Widely available07/2015background-color
Widely available07/2015background-image
Widely available07/2015background-origin
Widely available07/2015background-position
Widely available07/2015background-size
Widely available07/2015BarProp
Widely available07/2015<base>
Widely available07/2015<bdo>
Widely available07/2015::before and ::after
Widely available07/2015<blockquote>
Widely available07/2015<body>
Widely available07/2015border-radius
Widely available07/2015Borders
Widely available07/2015box-shadow
Widely available07/2015box-sizing
Widely available07/2015<br>
Widely available07/2015<button>
Widely available07/2015calc()
Widely available07/2015<canvas>
Widely available07/20152D canvas
Widely available07/2015ch unit
Widely available07/2015Change event
Widely available07/2015@charset
Widely available07/2015<cite>
Widely available07/2015<code>
Widely available07/2015Color
Widely available07/2015Console
Widely available07/2015Content
Widely available07/2015contenteditable
Widely available07/2015Cookies
Widely available07/2015CORS
Widely available07/2015Counters (CSS)
Widely available07/2015cubic-bezier() easing
Widely available07/2015currentColor
Widely available07/2015Data URLs
Widely available07/2015Dataset
Widely available07/2015Date
Widely available07/2015Dedicated workers
Widely available07/2015<del>
Widely available07/2015Description list
Widely available07/2015<dfn>
Widely available07/2015Display
Widely available07/2015display: list-item
Widely available07/2015<div>
Widely available07/2015DOM
Widely available07/2015Drag and Drop
Widely available07/2015<em>
Widely available07/2015em unit
Widely available07/2015:empty
Widely available07/2015Events
Widely available07/2015ex unit
Widely available07/2015<fieldset> and <legend>
Widely available07/2015<figure> and <figcaption>
Widely available07/2015::first-letter
Widely available07/2015::first-line
Widely available07/2015Fixed positioning
Widely available07/2015float and clear
Widely available07/2015Focus events
Widely available07/2015font-family
Widely available07/2015Font shorthand
Widely available07/2015font-size
Widely available07/2015font-style
Widely available07/2015font-variant
Widely available07/2015font-weight
Widely available07/2015<form>
Widely available07/2015Form validity pseudo-classes
Widely available07/2015Functions
Widely available07/2015Geolocation
Widely available07/2015getComputedStyle()
Widely available07/2015Gradients
Widely available07/2015hashchange
Widely available07/2015<head>
Widely available07/2015<header> and <footer>
Widely available07/2015<h1> through <h6>
Widely available07/2015<hgroup>
Widely available07/2015History
Widely available07/2015<hr>
Widely available07/2015HTTP Strict Transport Security
Widely available07/2015<html>
Widely available07/2015HTTP authentication
Widely available07/2015HTTP/1.1
Widely available07/2015<i>
Widely available07/2015<iframe>
Widely available07/2015Sandboxed iframes
Widely available07/2015Image maps
Widely available07/2015<img>
Widely available07/2015@import
Widely available07/2015inherit
Widely available07/2015<input>
Widely available07/2015<input type="button">
Widely available07/2015<input type="checkbox">
Widely available07/2015Email, telephone, and URL <input> types
Widely available07/2015<input type="file">
Widely available07/2015<input type="hidden">
Widely available07/2015<input type="image">
Widely available07/2015<input type="number">
Widely available07/2015<input type="password">
Widely available07/2015<input type="radio">
Widely available07/2015<input type="reset">
Widely available07/2015Input selectors
Widely available07/2015<input type="submit">
Widely available07/2015<ins>
Widely available07/2015Iterators and the for...of loop
Widely available07/2015JavaScript (initial core language support)
Widely available07/2015JSON
Widely available07/2015<kbd>
Widely available07/2015Keyboard events
Widely available07/2015<label>
Widely available07/2015:lang()
Widely available07/2015lang
Widely available07/2015Language
Widely available07/2015letter-spacing
Widely available07/2015line-height
Widely available07/2015<link>
Widely available07/2015<ol>, <ul>, and <li>
Widely available07/2015List style
Widely available07/2015localStorage and sessionStorage
Widely available07/2015Location
Widely available07/2015<main>
Widely available07/2015Map (initial support)
Widely available07/2015margin
Widely available07/2015<mark>
Widely available07/2015matchMedia
Widely available07/2015Media queries
Widely available07/2015<menu>
Widely available07/2015<meta>
Widely available07/2015Min and max width and height
Widely available07/2015Mouse events
Widely available07/2015MutationObserver
Widely available07/2015Named colors
Widely available07/2015@namespace
Widely available07/2015<nav>
Widely available07/2015Navigator
Widely available07/2015:nth-child()
Widely available07/2015:nth-of-type() pseudo-classes
Widely available07/2015Math and numbers
Widely available07/2015<object>
Widely available07/2015Object
Widely available07/2015OES_element_index_uint WebGL extension
Widely available07/2015OES_standard_derivatives WebGL extension
Widely available07/2015OES_texture_float WebGL extension
Widely available07/2015OES_texture_float_linear WebGL extension
Widely available07/2015Online status
Widely available07/2015opacity
Widely available07/2015<p>
Widely available07/2015padding
Widely available07/2015Page transition events
Widely available07/2015Page visibility
Widely available07/2015Physical properties
Widely available07/2015pointer-events
Widely available07/2015Position
Widely available07/2015postMessage
Widely available07/2015<pre>
Widely available07/2015<progress>
Widely available07/2015Promise (initial support)
Widely available07/2015<q>
Widely available07/2015Regular expressions
Widely available07/2015Relative positioning
Widely available07/2015rem
Widely available07/2015requestAnimationFrame()
Widely available07/2015:root
Widely available07/2015<ruby>
Widely available07/2015<s>
Widely available07/2015<samp>
Widely available07/2015Screen
Widely available07/2015<script> and <noscript>
Widely available07/2015<input type="search">
Widely available07/2015<section>
Widely available07/2015<select>
Widely available07/2015Selectors (core)
Widely available07/2015Set (initial support)
Widely available07/2015setInterval
Widely available07/2015setTimeout()
Widely available07/2015<small>
Widely available07/2015<source>
Widely available07/2015<span>
Widely available07/2015Static positioning
Widely available07/2015String (initial support)
Widely available07/2015<strong>
Widely available07/2015<style>
Widely available07/2015style (attribute)
Widely available07/2015<sub> and <sup>
Widely available07/2015SVG filters
Widely available07/2015System colors
Widely available07/2015Tables
Widely available07/2015:target
Widely available07/2015text-align
Widely available07/2015text-decoration
Widely available07/2015text-indent
Widely available07/2015Text overflow
Widely available07/2015text-shadow
Widely available07/2015Text tracks
Widely available07/2015text-transform
Widely available07/2015<textarea>
Widely available07/2015<title>
Widely available07/2015title (attribute)
Widely available07/2015Typed arrays (initial support)
Widely available07/2015<u>
Widely available07/2015URL
Widely available07/2015User action pseudo-classes
Widely available07/2015User agent sniffing
Widely available07/2015<var>
Widely available07/2015vertical-align
Widely available07/2015<video>
Widely available07/2015visibility
Widely available07/2015<wbr>
Widely available07/2015WeakMap
Widely available07/2015Web Cryptography
Widely available07/2015WebGL
Widely available07/2015WEBGL_depth_texture WebGL extension
Widely available07/2015WebSockets
Widely available07/2015WebVTT
Widely available07/2015white-space
Widely available07/2015Width and height
Widely available07/2015Window
Widely available07/2015word-spacing
Widely available07/2015XMLHttpRequest
Widely available07/2015XMLSerializer
Widely available07/2015XPath
Widely available07/2015XSLT
Widely available07/2015z-index
Widely available07/2015Accelerometer
Limitedaccent-color
LimitedAccessor methods
LimitedActive view transition
Limitedalignment-baseline
LimitedAlternative style sheets
LimitedAmbient light sensor
LimitedAnchor positioning
LimitedFile handlers
LimitedLaunch handler
LimitedProtocol handlers
LimitedShare targets
LimitedApplication shortcuts
Limitedarguments.callee
LimitedAsynchronously iterable streams
LimitedAtomics.waitAsync
Limitedattr()
LimitedAttribution reporting
LimitedAudio session
LimitedAudio and video tracks
Limitedautocapitalize
Limitedautocorrect
Limitedbackground-clip: border-area
Limitedbackground-clip: text
LimitedBackground fetch
LimitedBackground sync
LimitedBadging
LimitedBarcode detector
Limitedbaseline-shift
Limitedbaseline-source
LimitedBattery status
Limitedbeforeinstallprompt
Limitedbeforeunload
LimitedBack/forward cache blocking reasons
Limitedblocking="render"
Limitedbox-decoration-break
Limitedcalc-size()
Limited2D canvas opacity
LimitedColor management for 2D canvas
LimitedDesynchronized 2D canvas
Limitedcontextlost and contextrestored
LimitedcaptureStream() for <audio> and <video>
LimitedCase-sensitive attribute selector
Limitedclip
LimitedCustom formats for clipboard items
LimitedSVG clipboard items
LimitedRead unsanitized clipboard data
LimitedCloseWatcher
Limitedcolor-adjust
Limitedcolor-contrast()
LimitedCOLRv1
LimitedColumn breaks
Limited::column
LimitedCompression Dictionary Transport
LimitedCPU compute pressure
LimitedContact picker
LimitedContainer scroll-state queries
LimitedContainer style queries
LimitedContent Index
Limitedcontent-visibility
Limitedcontext-fill and context-stroke
Limitedcontrast-color()
Limitedcontrolslist
LimitedCookie store
LimitedReversed counter-reset
Limitedcrisp-edges
LimitedCross-document view transitions
Limitedcross-fade()
LimitedCSS import attributes
LimitedCSS object model (DOM level 2)
LimitedCSS typed object model
LimitedCursor styles
LimitedCustom ellipses
LimitedCustomizable <select>
LimitedCustomized built-in elements
Limited<datalist>
LimitedgetYear() and setYear()
LimitedtoGMTString()
Limited::details-content
LimitedDevice memory
LimitedDevice posture
LimitedDevice media queries
LimiteddevicePixelRatio
Limited<dialog closedby>
LimitedDigital goods
Limiteddisplay animation
Limiteddisplay: contents
Limiteddisplay-mode media query
Limiteddisplay: ruby
Limiteddocument.caretPositionFromPoint()
LimitedDocument colors
LimitedDocument picture-in-picture
Limiteddocument.write()
LimitedEarly data
LimitedEditContext
Limitedelement()
LimitedElement capture
LimitedElement timing
Limitedescape() and unescape()
LimitedEvent timing
LimitedexecCommand()
LimitedExplicit resource management
LimitedEXT_disjoint_timer_query WebGL extension
LimitedEXT_float_blend WebGL extension
LimitedEXT_frag_depth WebGL extension
LimitedEXT_shader_texture_lod WebGL extension
LimitedEXT_texture_compression_bptc WebGL extension
LimitedEXT_texture_compression_rgtc WebGL extension
LimitedEXT_texture_norm16 WebGL extension
Limitedwindow.external
LimitedEyedropper
LimitedfastSeek()
LimitedFederated credential management
LimitedFederated credentials
Limited<fencedframe>
LimitedFetch upload streams
LimitedfetchLater
Limitedfield-sizing
LimitedFile system access
Limitedfit-content()
LimitedMath font family
LimitedUI fonts
Limitedfont-language-override
LimitedFont metric overrides
Limitedfont-palette animation
Limitedfont-stretch
Limitedfont-synthesis-position
Limitedfont-variant-emoji
Limitedfont-variant-position
Limitedfont-width
LimitedFullscreen API
Limited@function
LimitedFunction caller and arguments
LimitedGamepad haptic feedback
LimitedGamepad touch buttons
LimitedGamepad VR hands and poses
LimitedGap decorations
LimitedgetBoxQuads()
Limitedglyph-orientation-vertical
LimitedGlobal privacy control
LimitedGyroscope
LimitedHanging punctuation
Limited:has-slotted
Limitedhidden="until-found"
LimitedCustom highlights
Limited:host-context()
LimitedHTML media capture
LimitedHTML wrapper methods
LimitedHyphenate limit chars
LimitedIdle detection
Limitedif()
LimitedCredentialless iframes
Limitedimage()
Limitedime-mode
LimitedImport assertions
Limitedinitial-letter
LimitedInk
Limited<input type="color">
LimitedInsertable streams for MediaStreamTrack
Limitedinteractivity
Limitedinterpolate-size
LimitedIntersection observer visibility tracking
LimitedIntl.Locale info
Limitedinverted-colors media query
LimitedInvoker commands
LimitedError.isError()
LimitedisInputPending()
LimitedJPEG XL
LimitedJavaScript modules in service workers
LimitedJavaScript modules in shared workers
LimitedJSON source text access
LimitedKeyboard lock
LimitedKeyboard map
LimitedKHR_parallel_shader_compile WebGL extension
LimitedLargest contentful paint (LCP)
LimitedLayout instability
Limitedline-clamp
Limited<link rel="dns-prefetch">
Limited<link rel="expect">
Limited<link rel="prefetch">
LimitedLocal fonts
LimitedLocal network access
LimitedLong animation frames
LimitedLong tasks
LimitedMagnetometer
LimitedManaged media source
LimitedWeb app manifest
Limitedmargin-trim
Limited::marker
Limitedmask-border
LimitedMasonry
LimitedMath.sumPrecise()
LimitedMemory measurement
LimitedMedia element pseudo-classes
LimitedMedia session
LimitedMedia source
LimitedMediaController
Limited<meta name="application-title">
Limited<meta name="theme-color">
LimitedmoveBefore()
LimitedMutation events
LimitedNavigation API
LimitedNetwork Information
LimitedNon-cookie storage access
LimitedNotifications
LimitedNumeric factory functions
Limitedobject-view-box
LimitedObservable
LimitedOES_texture_half_float_linear WebGL extension
Limited:open
LimitedOrientation Sensor
Limitedoverflow-anchor
Limitedoverflow-clip-margin
Limitedoverflow: overlay
Limitedoverlay
LimitedOVR_multiview2 WebGL extension
LimitedPage break aliases
LimitedPage lifecycle
Limitedpage-orientation
LimitedPage selectors
LimitedPage visibility state
Limitedpaint()
Limitedpaint-order
LimitedPaint timing
LimitedUnsanitized HTML parsing methods
LimitedPartitioned cookies
LimitedPassword credentials
Limitedpath()
LimitedPayment handler
LimitedPayment request
LimitedPerformanceTiming and PerformanceNavigation
LimitedPicture-in-picture (video)
Limitedping
LimitedPointer lock
Limitedpopover="hint"
LimitedPortals
Limitedprefers-reduced-data media query
Limitedprefers-reduced-transparency media query
LimitedPresentation API
LimitedPrivate click measurement
LimitedPrivate network access
LimitedProfiler
Limited__proto__
Limitedrcap unit
Limitedrch unit
LimitedReadable byte streams
LimitedReadableStream.from()
Limitedreading-flow
LimitedRegExp compile()
LimitedRegExp static properties
LimitedRegion capture
LimitedregisterProtocolHandler
LimitedRemote playback
LimitedReporting API
LimitedrequestIdleCallback()
Limitedresize (CSS property)
Limitedrex unit
LimitedRhythmic sizing
Limitedric unit
Limitedruby-overhang
LimitedSanitizer API
LimitedSave-Data
LimitedScheduler API
Limited@scope
LimitedScoped custom element registries
LimitedScreen capture
LimitedScreen orientation lock
Limited::scroll-button
LimitedScroll-driven animations
Limitedscroll-initial-target
LimitedScroll markers
LimitedScroll snap events
Limitedscrollbar-color
Limitedscrollend
Limited::selection
LimitedWeb serial
LimitedSerializable errors
Limitednavigator.share()
LimitedShared storage
LimitedShared storage locks
LimitedShared worker
LimitedshowPicker() for <input>
LimitedshowPicker() for <select>
Limitedsibling-count() and sibling-index()
Limited<img sizes="auto" loading="lazy">
Limitedsmooth
Limitedspeak
Limitedspeak-as
LimitedSpeculation rules
LimitedSpeech recognition
LimitedSpeech recognition grammar
Limited::spelling-error and ::grammar-error
LimitedStorage buckets
Limitedstretch
LimitedSummarizer
LimitedSVG 1.1 (discouraged)
LimitedTable styling
Limited:target-within
LimitedTemporal
Limitedtext-autospace
Limitedtext-box
Limitedtext-decoration-line: blink
Limitedtext-decoration in ::selection
Limitedtext-indent: each-line
Limitedtext-indent: hanging
Limitedtext-justify
Limitedtext-size-adjust
Limitedtext-spacing-trim
Limitedtext-wrap: pretty
Limitedtext-wrap-style
LimitedTime-relative pseudo-selectors
LimitedTouch events
LimitedTransferable streams
LimitedTransformStream transformer cancel() method
LimitedTrusted types
LimitedUser agent client hints
LimitedUint8Array base64 and hex conversion
LimitedURLPattern
Limiteduser-select
LimitedVibration
Limitedvideo-dynamic-range media query
Limitedview-transition-class
LimitedView transitions
LimitedVirtual keyboard
LimitedVirtual pressure sources
LimitedVirtual sensors
LimitedException references with exnref (WebAssembly)
LimitedMemory64 (WebAssembly)
LimitedMulti-memory (WebAssembly)
LimitedRelaxed-width SIMD (WebAssembly)
LimitedString builtins (WebAssembly)
LimitedWeb Bluetooth
LimitedWeb MIDI
LimitedWeb NFC
LimitedWebOTP
LimitedWebCodecs
LimitedWebDriver
LimitedWebDriver BiDi
LimitedWEBGL_compressed_texture_etc WebGL extension
LimitedWEBGL_compressed_texture_etc1 WebGL extension
LimitedWEBGL_compressed_texture_pvrtc WebGL extension
LimitedWEBGL_compressed_texture_s3tc WebGL extension
LimitedWEBGL_compressed_texture_s3tc_srgb WebGL extension
LimitedDesynchronized WebGL canvas
LimitedWEBGL_draw_buffers WebGL extension
LimitedWEBGL_multi_draw WebGL extension
LimitedSharedArrayBuffer in WebGL
LimitedDesynchronized WebGL2 canvas
LimitedWebGPU
LimitedWebHID
LimitedWebNN
LimitedWebRTC encoded transform
LimitedWebTransport
LimitedWebUSB
LimitedWebVR
LimitedWebVTT cue alignment
LimitedWebVTT regions
LimitedAnchors (WebXR)
LimitedAugmented reality
LimitedRaw camera access for WebXR
LimitedDepth sensing
LimitedWebXR
LimitedDOM overlays for WebXR
LimitedGamepad (WebXR)
LimitedHand input
LimitedHit test
LimitedLayers (WebXR)
LimitedLighting estimation
LimitedWheel events
LimitedWidows and orphans
LimitedWindow Controls Overlay
LimitedWindow management
Limitedwith
Limitedword-break: auto-phrase
Limitedword-break: break-word
Limitedwriting-mode SVG 1.1 values
Limitedwritingsuggestions
LimitedZstandard compression
Limited