About
Data came from web-features project, version v3.9.0 which was published on Nov 10, 2025.
And from browser-compat-data project, version v7.1.21 which was published on Nov 12, 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
Similar projects
Other dashboards like this one.
This project
was build using Nuxt framework. Source code is on Github.
all (1099)
limited (390)
low (132)
high (577)
K
- 2025
view-transition-class
view-transitionsNewly available10/2025 View transitions
view-transitionsNewly available10/2025WebRTC encoded transform
webrtcNewly available10/2025::details-content
selectorsNewly available09/2025content-visibility
cssNewly available09/2025<link rel="dns-prefetch">
Newly available09/2025Unsanitized HTML parsing methods
Newly available09/2025URLPattern
Newly available09/2025Uint8Array base64 and hex conversion
typed-arraysNewly available09/2025Selection composed ranges
selection, web-componentsNewly available08/2025<input type="file" webkitdirectory>
forms, file-systemNewly available08/2025abs() and sign()
cssNewly available06/2025dialog.requestClose()
html-elementsNewly available05/2025print-color-adjust
printNewly available05/2025RegExp.escape()
regexpsNewly available05/2025JSON import attributes
jsonNewly available04/2025Float16Array
typed-arraysNewly available04/2025Atomics.pause()
Newly available04/2025ClipboardItem.supports()
clipboardNewly available03/2025Iterator methods
iteratorsNewly available03/2025Screen wake lock
Newly available03/2025contenteditable="plaintext-only"
Newly available03/2025Intl.DurationFormat
intlNewly available03/2025Popover
htmlNewly available01/2025Promise.try()
promisesNewly available01/2025- 2024
Page setup
layout, printNewly available12/2024 ruby-align
rubyNewly available12/2024ruby-position
rubyNewly available12/2024scrollbar-gutter
scrollingNewly available12/2024scrollbar-width
scrollingNewly available12/2024::target-text
text-fragmentsNewly available12/2024Garbage collection (WebAssembly)
webassemblyNewly available12/2024Tail call optimization (WebAssembly)
webassemblyNewly available12/2024Fetch priority
Newly available10/2024requestVideoFrameCallback()
media-elementsNewly available10/2024Color management for WebGL
webglNewly available10/2024Color management for WebGL2
Newly available10/2024text-wrap-mode
white-space, text-wrapNewly available10/2024text-wrap: stable
text-wrapNewly available10/2024Scroll to text fragment
text-fragments, scrollingNewly available10/2024backdrop-filter
cssNewly available09/2024willReadFrequently
canvasNewly available09/2024cookieEnabled
cookiesNewly available09/2024getHTML()
domNewly available09/2024HTTP/3
Newly available09/2024Relative colors
cssNewly available09/2024Typed function references (WebAssembly)
webassemblyNewly available09/2024Mutually exclusive <details> elements
html-elementsNewly available09/2024@starting-style
cssNewly available08/2024transition-behavior
transitionsNewly available08/2024font-size-adjust
fontsNewly available07/2024Alt text for generated content
cssNewly available07/2024Registered custom properties
Newly available07/2024Resizable buffers
javascriptNewly available07/2024Async clipboard
clipboardNewly available06/2024Gradient interpolation
gradientsNewly available06/2024Set methods
setsNewly available06/2024round(), mod(), and rem()
cssNewly available05/2024:state()
custom-elementsNewly available05/2024zoom
Newly available05/2024light-dark()
cssNewly available05/2024text-wrap: balance
text-wrapNewly available05/2024Vertical form controls
cssNewly available04/2024align-content in block layouts
layoutNewly available04/2024Intl.Segmenter
intlNewly available04/2024transform-box
Newly available04/2024AbortSignal.any()
Newly available03/2024text-wrap
text-wrapNewly available03/2024text-wrap: nowrap
text-wrapNewly available03/2024white-space-collapse
white-spaceNewly available03/2024Array grouping
mapsNewly available03/2024checkVisibility()
Newly available03/2024Promise.withResolvers()
promisesNewly available03/2024Transferable ArrayBuffer
javascriptNewly available03/2024Extended constant expressions (WebAssembly)
webassemblyNewly available03/2024Declarative shadow DOM
html, dom, web-componentsNewly available02/2024AVIF
Newly available01/2024Array.fromAsync()
arraysNewly available01/2024rect() and xywh()
clipping-shapes-maskingNewly available01/2024- 2023
:has()
selectorsNewly available12/2023 Lazy-loading images and iframes
Newly available12/2023Canvas reset()
canvasNewly available12/2023cap unit
unitsNewly available12/2023counter-set
countersNewly available12/2023createImageBitmap
Newly available12/2023linear() easing
cssNewly available12/2023Nesting
cssNewly available12/2023Preloading responsive images
Newly available12/2023preservesPitch
media-elementsNewly available12/2023:dir()
selectorsNewly available12/2023pow(), sqrt(), hypot(), log(), and exp()
cssNewly available12/2023Masks
clipping-shapes-maskingNewly available12/2023scripting media query
media-queriesNewly available12/2023URL.canParse()
Newly available12/2023Storage access
storageNewly available12/2023lh unit
unitsNewly available11/2023rlh unit
unitsNewly available11/2023User activation
securityNewly available11/2023Clip path boxes
clipping-shapes-maskingNewly available11/2023:user-valid and :user-invalid
selectorsNewly available11/2023ARIA attribute reflection
Newly available10/2023String isWellFormed() and toWellFormed()
stringNewly available10/2023Web authentication easy public key access
webauthnNewly available10/2023<search>
html-elementsNewly available10/2023Clearing site data
Newly available09/2023contain-intrinsic-size
containmentNewly available09/2023@counter-style
countersNewly available09/2023Device orientation events
sensorsNewly available09/2023Hyphenate character
text-wrapNewly available09/2023Hyphenation
cssNewly available09/2023image-set()
cssNewly available09/2023<link rel="modulepreload">
Newly available09/2023Overflow media queries
media-queriesNewly available09/2023Storage manager
storageNewly available09/2023Update frequency media query
media-queriesNewly available09/2023Subgrid
gridNewly available09/2023dirname
Newly available08/2023Two-value display property
cssNewly available07/2023animation-composition
animationNewly available07/2023Array by copy
arrays, typed-arraysNewly available07/2023calc() keywords
cssNewly available06/2023JavaScript modules in workers
js-modules, workersNewly available06/2023window.print()
printNewly available06/2023color()
color-typesNewly available05/2023color-mix()
cssNewly available05/2023Compression streams
Newly available05/2023Lab and LCH
color-typesNewly available05/2023:nth-child() of <selector>
selectorsNewly available05/2023Oklab and Oklch
color-typesNewly available05/2023WebRTC SCTP information
webrtcNewly available05/2023Canvas createConicGradient()
canvasWidely available04/2023Canvas roundRect()
canvasWidely available04/2023inert
htmlWidely available04/2023Constructed stylesheets
Widely available03/2023font-synthesis-small-caps
font-synthesisWidely available03/2023font-synthesis-style
font-synthesisWidely available03/2023font-synthesis-weight
font-synthesisWidely available03/2023Form-associated custom elements
custom-elements, formsWidely available03/2023Import maps
Widely available03/2023Media query range syntax
media-queriesWidely available03/2023messageerror
messagingWidely available03/2023Notifications from service workers and installed apps
Widely available03/2023Offscreen canvas
canvasWidely available03/2023Origin private file system
file-systemWidely available03/2023outline
Widely available03/2023pdfViewerEnabled
Widely available03/2023Push messages
Widely available03/2023requestAnimationFrame() in workers
workersWidely available03/2023Resource size
performanceWidely available03/2023Screen orientation
Widely available03/2023Server timing
performanceWidely available03/2023Imperative slot assignment
web-componentsWidely available03/2023Fixed-width SIMD (WebAssembly)
webassemblyWidely available03/2023translate
Widely available03/2023font-variant-alternates
fontsWidely available03/2023sin(), cos(), tan(), asin(), acos(), atan(), and atan2() (CSS)
cssWidely available03/2023color-gamut media query
media-queriesNewly available02/2023Container queries
container-queriesWidely available02/2023:autofill
formsNewly available02/2023MathML
Widely available01/2023- 2022
OES_draw_buffers_indexed WebGL extension
webgl-extensionsWidely available12/2022 Small, large, and dynamic viewport units
Widely available12/2022font-palette
fontsWidely available11/2022Grid animation
gridWidely available10/2022ic unit
unitsWidely available10/2022Inline-size containment
containmentWidely available09/2022Forced colors
cssWidely available09/2022Motion path
cssWidely available09/2022overflow: clip
cssWidely available09/2022overscroll-behavior
scrollingWidely available09/2022Permissions
securityWidely available09/2022resolution media query
media-queriesWidely available09/2022text-align-last
textWidely available09/2022:modal
selectorsWidely available09/2022Array findLast() and findLastIndex()
arrays, typed-arraysWidely available08/2022Individual transform properties
transformsWidely available08/2022Style containment
containmentWidely available07/2022Streams
streamsWidely available06/2022prefers-contrast media query
media-queriesWidely available05/2022dynamic-range media query
media-queriesWidely available05/2022Exception handling (WebAssembly)
webassemblyWidely available05/2022HWB
color-typesWidely available04/2022Media capabilities
Widely available04/2022appearance
cssWidely available03/2022Array at()
arrays, typed-arraysWidely available03/2022::backdrop
selectorsWidely available03/2022background-attachment
backgroundWidely available03/2022BroadcastChannel
messagingWidely available03/2022Cascade layers
cssWidely available03/2022contain
containmentWidely available03/2022Layout containment
containmentWidely available03/2022Paint containment
containmentWidely available03/2022Size containment
containmentWidely available03/2022<dialog>
html-elementsWidely available03/2022:focus-visible
selectorsWidely available03/2022hardwareConcurrency
Widely available03/2022Object.hasOwn()
javascriptWidely available03/2022scroll-behavior
scrollingWidely available03/2022String at()
stringWidely available03/2022structuredClone()
Widely available03/2022text-combine-upright
textWidely available03/20223D transforms
transformsWidely available03/2022Locks
Widely available03/2022text-emphasis
Widely available03/2022color-scheme
cssWidely available02/2022font-synthesis
font-synthesisWidely available01/2022- 2021
SharedArrayBuffer and Atomics
javascriptWidely available12/2021 Threads and atomics (WebAssembly)
webassemblyWidely available12/2021inputmode
Widely available12/2021Reference types (WebAssembly)
webassemblyWidely available11/2021enterkeyhint
Widely available11/2021fit-content
layoutWidely available11/2021Navigation timing
performanceWidely available10/2021Bulk memory operations (WebAssembly)
webassemblyWidely available10/2021Non-trapping float-to-int conversion (WebAssembly)
webassemblyWidely available10/2021image-rendering
image-scalingWidely available10/2021aspect-ratio
cssWidely available09/2021BigInt64Array
javascriptWidely available09/2021Error cause
javascriptWidely available09/2021EXT_color_buffer_float WebGL extension
webgl-extensionsWidely available09/2021IndexedDB
indexeddbWidely available09/2021Logical properties
cssWidely available09/2021Referrer policy
Widely available09/2021WEBGL_color_buffer_float WebGL extension
webgl-extensionsWidely available09/2021WebGL2
Widely available09/2021System font
Widely available09/2021Web authentication
webauthnWidely available09/2021tab-size
white-spaceWidely available08/2021Visual viewport API
Widely available08/2021AudioWorklet
web-audio, workletsWidely available04/2021::file-selector-button
selectorsWidely available04/2021Flexbox gap
flexboxWidely available04/2021Date and time <input> types
forms, html-elementsWidely available04/2021Intl.DisplayNames
intlWidely available04/2021Intl.ListFormat
intlWidely available04/2021MediaStream recording
Widely available04/2021OES_fbo_render_mipmap WebGL extension
webgl-extensionsWidely available04/2021OfflineAudioContext
web-audioWidely available04/2021Paint timing
performanceWidely available04/2021Quotes
cssWidely available04/2021BigInt to i64 conversion (WebAssembly)
webassemblyWidely available04/2021Sign extension operators (WebAssembly)
webassemblyWidely available04/2021Weak references
javascriptWidely available04/2021Web Audio
web-audioWidely available04/2021<link rel="preload">
Widely available01/2021clip-path
clipping-shapes-maskingWidely available01/2021:is()
selectorsWidely available01/2021:not()
selectorsWidely available01/2021:where()
selectorsWidely available01/2021- 2020
text-underline-offset
textWidely available11/2020 Conic gradients
gradientsWidely available11/2020Multi-value (WebAssembly)
webassemblyWidely available10/2020BigInt
javascriptWidely available09/2020EXT_color_buffer_half_float WebGL extension
webgl-extensionsWidely available09/2020Intl.Locale
intlWidely available09/2020Intl.RelativeTimeFormat
intlWidely available09/2020Logical assignments
javascriptWidely available09/2020Nullish coalescing
javascriptWidely available09/2020Promise.any()
promisesWidely available09/2020Scroll methods on elements
Widely available09/2020steps() easing
animation, transitionsWidely available09/2020text-orientation
textWidely available09/2020Web animations
animationWidely available09/2020WEBGL_debug_shaders WebGL extension
webgl-extensionsWidely available09/2020WebP
Widely available09/2020String replaceAll()
stringWidely available08/2020column-span
multi-columnWidely available07/2020line-break
text-wrapWidely available07/2020min(), max(), and clamp()
cssWidely available07/2020Numeric separators
javascriptWidely available07/2020Pointer Events
Widely available07/2020Promise.allSettled()
promisesWidely available07/2020queueMicrotask()
Widely available07/2020:read-only and :read-write
formsWidely available07/2020Resize observer
Widely available07/2020Shadow parts
selectors, web-componentsWidely available07/2020text-underline-position
textWidely available07/2020revert
explicit-defaultsWidely available07/2020image-orientation
imagesWidely available04/2020font-optical-sizing
fontsWidely available03/2020Hashbang comments
javascriptWidely available03/2020Opacity (SVG)
svgWidely available03/2020overflow
cssWidely available03/2020Q unit
unitsWidely available03/2020Import and export of mutable globals (WebAssembly)
webassemblyWidely available03/2020EXT_sRGB WebGL extension
webgl-extensionsWidely available02/2020Media playback quality
Widely available02/2020all
explicit-defaultsWidely available01/2020Array flat() and flatMap()
arraysWidely available01/2020Async generators
javascriptWidely available01/2020Async iterators and the for await..of loop
iteratorsWidely available01/2020Autonomous custom elements
custom-elementsWidely available01/2020background-blend-mode
blend-modeWidely available01/2020<bdi>
html-elementsWidely available01/2020captureStream() for <canvas>
canvasWidely available01/2020caret-color
cssWidely available01/2020Case-insensitive attribute selector
selectorsWidely available01/2020Animatable clipping paths
clipping-shapes-maskingWidely available01/2020COLRv0
fontsWidely available01/2020Credential management
credential-managementWidely available01/2020CSS.escape()
cssomWidely available01/2020CSS.supports()
cssWidely available01/2020:default
selectorsWidely available01/2020Destructuring
javascriptWidely available01/2020<details>
html-elementsWidely available01/2020display: flow-root
cssWidely available01/2020DOM Geometry
Widely available01/2020dominant-baseline
textWidely available01/2020document.elementFromPoint() and document.elementsFromPoint()
Widely available01/2020<embed>
html-elementsWidely available01/2020File API
Widely available01/2020:focus-within
selectorsWidely available01/2020font-display
fontsWidely available01/2020font-kerning
font-featuresWidely available01/2020Font loading
Widely available01/2020font-variant-caps
font-featuresWidely available01/2020font-variant-east-asian
font-featuresWidely available01/2020font-variant-ligatures
font-featuresWidely available01/2020font-variant-numeric
font-featuresWidely available01/2020globalThis
javascriptWidely available01/2020Host
selectors, web-componentsWidely available01/2020HSL
color-typesWidely available01/2020srcdoc
Widely available01/2020ImageBitmapRenderingContext
Widely available01/2020:indeterminate
formsWidely available01/2020input (event)
Widely available01/2020isolation
blend-modeWidely available01/2020Layout direction override
cssWidely available01/2020<link rel="preconnect">
Widely available01/2020Link selectors
selectorsWidely available01/2020mask-type
clipping-shapes-maskingWidely available01/2020min-content and max-content
layoutWidely available01/2020mix-blend-mode
blend-modeWidely available01/2020Mixed content handling
securityWidely available01/2020object-fit
Widely available01/2020object-position
Widely available01/2020Optional catch binding
javascriptWidely available01/2020::placeholder
selectorsWidely available01/2020:placeholder-shown
selectorsWidely available01/2020prefers-color-scheme media query
media-queriesWidely available01/2020prefers-reduced-motion media query
media-queriesWidely available01/2020RGB
color-typesWidely available01/2020Safe area inset environment variables
environment-variablesWidely available01/2020:scope (pseudo-class)
selectorsWidely available01/2020scrollIntoView()
scrollingWidely available01/2020Scroll snap
scrollingWidely available01/2020Server-sent events
messagingWidely available01/2020Shadow DOM
dom, web-componentsWidely available01/2020shape-outside
clipping-shapes-maskingWidely available01/2020shapes
clipping-shapes-maskingWidely available01/2020<slot>
html-elements, web-componentsWidely available01/2020SMIL SVG animations
animation, svgWidely available01/2020Sourcemap header
Widely available01/2020Spread syntax
javascriptWidely available01/2020Stable array sort
arraysWidely available01/2020String matchAll()
stringWidely available01/2020String trimStart() and trimEnd()
stringWidely available01/2020SVG
svgWidely available01/2020Template literals
javascriptWidely available01/2020Text encoding and decoding
Widely available01/2020WEBGL_compressed_texture_astc WebGL extension
webgl-extensionsWidely available01/2020WebRTC
webrtcWidely available01/2020WebRTC statistics
webrtcWidely available01/2020WebVTT cue settings
Widely available01/2020will-change
cssWidely available01/2020- 2019
download
Widely available09/2019 Intl.PluralRules
intlWidely available09/2019Print events
printWidely available09/2019Sticky positioning
positioningWidely 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
layoutWidely available01/2019- 2018
Constraint validation API
formsWidely available12/2018 Interaction media queries
media-queriesWidely available12/2018resolution media query (compatibility prefixes)
media-queriesWidely available10/2018<meter>
forms, html-elementsWidely available10/2018<output>
forms, html-elementsWidely available10/2018overflow-wrap
text-wrapWidely available10/2018Promise finally()
promisesWidely available10/2018tabindex
htmlWidely available10/2018font-variation-settings
fontsWidely available09/2018Speech synthesis
speechWidely available09/2018Array iterators
arrays, iteratorsWidely available05/2018JavaScript modules
js-modulesWidely available05/2018EXT_blend_minmax WebGL extension
webgl-extensionsWidely available04/2018OES_vertex_array_object WebGL extension
webgl-extensionsWidely available04/2018Service workers
workersWidely available04/2018Upgrade insecure requests
securityWidely available04/2018WEBGL_lose_context WebGL extension
webgl-extensionsWidely available04/2018Beacons
Widely available04/2018isSecureContext
Widely available04/2018- 2017
spellcheck
Widely available11/2017 <data>
html-elementsWidely available10/2017<time>
html-elementsWidely available10/2017Grid
gridWidely available10/2017Viewport units
unitsWidely available10/2017WebAssembly
webassemblyWidely available10/2017Intl
intlWidely available09/2017Brotli compression
Widely available09/2017Media capture
Widely available09/2017Resource timing
performanceWidely available09/2017Composition events
Widely available04/2017WEBGL_debug_renderer_info WebGL extension
webgl-extensionsWidely available04/2017Async functions
javascriptWidely available04/2017Custom properties
cssWidely available04/2017display: table
cssWidely available04/2017font-feature-settings
font-featuresWidely available04/2017Outlines
Widely available04/2017String padStart() and padEnd()
stringWidely available04/2017Text stroke and fill (compatibility prefixes)
cssWidely available04/2017Clipboard events
clipboardWidely available03/2017Exponentiation operator
javascriptWidely available03/2017Fetch
Widely available03/2017Gamepad
gamepadWidely available03/2017srcset and sizes
htmlWidely available03/2017writing-mode
cssWidely available03/2017<input type="range">
forms, html-elementsWidely available03/2017column-fill
multi-columnWidely available03/2017Multi-column layout
multi-columnWidely available03/2017Selection
selectionWidely available03/2017Border images
borders-outlinesWidely available02/2017- 2016
Array copyWithin()
arrays, typed-arraysWidely available09/2016 Array fill()
arrays, typed-arraysWidely available09/2016Array find() and findIndex()
arrays, typed-arraysWidely available09/2016Array.from()
arrays, typed-arraysWidely available09/2016Array includes()
arrays, typed-arraysWidely available09/2016Array.of()
arrays, typed-arraysWidely available09/2016background-repeat
backgroundWidely available09/2016Base64 encoding and decoding
Widely available09/2016@font-face
fontsWidely available09/2016Generators
javascriptWidely available09/2016Let and const
javascriptWidely available09/2016Proxy and Reflect
javascriptWidely available09/2016String normalize()
stringWidely available09/2016@supports (compatibility prefix)
media-queriesWidely available09/2016Typed array iteration methods
typed-arraysWidely available09/2016Typed array iterators
iterators, typed-arraysWidely available09/2016filter
cssWidely available09/2016Content Security Policy (CSP)
securityWidely available08/2016OES_texture_half_float WebGL extension
webgl-extensionsWidely available08/2016ANGLE_instanced_arrays WebGL extension
webgl-extensionsWidely available06/2016EXT_texture_filter_anisotropic WebGL extension
webgl-extensionsWidely available06/2016DOMParser
parsing-and-serializationWidely available03/2016<picture>
html-elementsWidely available03/2016unset
explicit-defaultsWidely available03/2016Classes
javascriptWidely available03/2016- 2015
initial
explicit-defaultsWidely available11/2015 <template>
html-elements, web-componentsWidely available11/2015Animations (CSS)
animation, cssWidely available09/2015CSS object model
cssomWidely available09/2015Flexbox
flexboxWidely available09/2015HTTP/2
Widely available09/2015String codePointAt() and fromCodePoint()
stringWidely available09/2015String includes()
stringWidely available09/2015String raw()
stringWidely available09/2015String repeat()
stringWidely available09/2015String startsWith() and endsWith()
stringWidely available09/2015@supports
cssWidely available09/2015Symbol
primitive-typesWidely available09/20152D transforms
transformsWidely available09/2015Transitions (CSS)
transitionsWidely available09/2015Unicode point escapes
javascriptWidely available09/2015WeakSet
collectionsWidely available09/2015word-break
text-wrapWidely available09/2015Channel messaging
messagingWidely available09/2015Performance
performanceWidely available09/2015<a>
html-elementsWidely available07/2015<abbr>
html-elementsWidely available07/2015Absolute positioning
positioningWidely available07/2015accesskey
Widely available07/2015<address>
html-elementsWidely available07/2015Alerts
Widely available07/2015Array (initial support)
arraysWidely available07/2015Array.isArray()
arraysWidely available07/2015Array iteration methods
arraysWidely available07/2015Array splice()
arraysWidely available07/2015<article>
html-elementsWidely available07/2015<aside>
html-elementsWidely available07/2015attr() (content only)
cssWidely available07/2015<audio>
media-elements, html-elementsWidely available07/2015autofocus
Widely available07/2015<b>
html-elementsWidely available07/2015background
backgroundWidely available07/2015background-clip
backgroundWidely available07/2015background-color
backgroundWidely available07/2015background-image
backgroundWidely available07/2015background-origin
backgroundWidely available07/2015background-position
backgroundWidely available07/2015background-size
backgroundWidely available07/2015BarProp
Widely available07/2015<base>
html-elementsWidely available07/2015<bdo>
html-elementsWidely available07/2015::before and ::after
Widely available07/2015<blockquote>
html-elementsWidely available07/2015<body>
html-elementsWidely available07/2015border-radius
borders-outlinesWidely available07/2015Borders
borders-outlinesWidely available07/2015box-shadow
backgroundWidely available07/2015box-sizing
layoutWidely available07/2015<br>
html-elementsWidely available07/2015<button>
forms, html-elementsWidely available07/2015calc()
cssWidely available07/2015<canvas>
canvas, html-elementsWidely available07/20152D canvas
canvasWidely available07/2015ch unit
unitsWidely available07/2015Change event
Widely available07/2015@charset
cssWidely available07/2015<cite>
html-elementsWidely available07/2015<code>
html-elementsWidely available07/2015Color
cssWidely available07/2015Console
html-elementsWidely available07/2015Content
cssWidely available07/2015contenteditable
Widely available07/2015Cookies
cookiesWidely available07/2015CORS
securityWidely available07/2015Counters (CSS)
countersWidely available07/2015cubic-bezier() easing
animation, transitionsWidely available07/2015currentColor
color-typesWidely available07/2015Data URLs
Widely available07/2015Dataset
Widely available07/2015Date
primitive-typesWidely available07/2015Dedicated workers
workersWidely available07/2015<del>
html-elementsWidely available07/2015Description list
htmlWidely available07/2015<dfn>
html-elementsWidely available07/2015Display
cssWidely available07/2015display: list-item
css, listsWidely available07/2015<div>
html-elementsWidely available07/2015DOM
domWidely available07/2015Drag and Drop
Widely available07/2015<em>
html-elementsWidely available07/2015em unit
unitsWidely available07/2015:empty
selectorsWidely available07/2015Events
Widely available07/2015ex unit
unitsWidely available07/2015<fieldset> and <legend>
forms, html-elementsWidely available07/2015<figure> and <figcaption>
html-elementsWidely available07/2015::first-letter
selectorsWidely available07/2015::first-line
selectorsWidely available07/2015Fixed positioning
positioningWidely available07/2015float and clear
cssWidely available07/2015Focus events
Widely available07/2015font-family
fontsWidely available07/2015Font shorthand
fontsWidely available07/2015font-size
fontsWidely available07/2015font-style
fontsWidely available07/2015font-variant
font-featuresWidely available07/2015font-weight
fontsWidely available07/2015<form>
formsWidely available07/2015Form validity pseudo-classes
selectorsWidely available07/2015Functions
javascriptWidely available07/2015Geolocation
Widely available07/2015getComputedStyle()
cssomWidely available07/2015Gradients
gradientsWidely available07/2015hashchange
Widely available07/2015<head>
html-elementsWidely available07/2015<header> and <footer>
html-elementsWidely available07/2015<h1> through <h6>
html-elementsWidely available07/2015<hgroup>
html-elementsWidely available07/2015History
Widely available07/2015<hr>
html-elementsWidely available07/2015HTTP Strict Transport Security
securityWidely available07/2015<html>
html-elementsWidely available07/2015HTTP authentication
Widely available07/2015HTTP/1.1
Widely available07/2015<i>
html-elementsWidely available07/2015<iframe>
html-elementsWidely available07/2015Sandboxed iframes
Widely available07/2015Image maps
html-elementsWidely available07/2015<img>
html-elementsWidely available07/2015@import
cssWidely available07/2015inherit
explicit-defaultsWidely available07/2015<input>
forms, html-elementsWidely available07/2015<input type="button">
forms, html-elementsWidely available07/2015<input type="checkbox">
forms, html-elementsWidely available07/2015Email, telephone, and URL <input> types
forms, html-elementsWidely available07/2015<input type="file">
forms, html-elementsWidely available07/2015<input type="file" multiple>
forms, file-systemWidely available07/2015<input type="hidden">
forms, html-elementsWidely available07/2015<input type="image">
forms, html-elementsWidely available07/2015<input type="number">
forms, html-elementsWidely available07/2015<input type="password">
forms, html-elementsWidely available07/2015<input type="radio">
forms, html-elementsWidely available07/2015<input type="reset">
forms, html-elementsWidely available07/2015Input selectors
forms, selectorsWidely available07/2015<input type="submit">
forms, html-elementsWidely available07/2015<ins>
html-elementsWidely available07/2015Iterators and the for...of loop
iteratorsWidely available07/2015JavaScript (initial core language support)
javascriptWidely available07/2015JSON
jsonWidely available07/2015<kbd>
html-elementsWidely available07/2015Keyboard events
Widely available07/2015<label>
forms, html-elementsWidely available07/2015:lang()
selectorsWidely available07/2015lang
Widely available07/2015Language
Widely available07/2015letter-spacing
textWidely available07/2015line-height
textWidely available07/2015<link>
html-elementsWidely available07/2015<ol>, <ul>, and <li>
html-elements, listsWidely available07/2015List style
listsWidely available07/2015localStorage and sessionStorage
storageWidely available07/2015Location
Widely available07/2015<main>
html-elementsWidely available07/2015Map (initial support)
mapsWidely available07/2015margin
layoutWidely available07/2015<mark>
html-elementsWidely available07/2015matchMedia
Widely available07/2015Media queries
media-queriesWidely available07/2015<menu>
html-elementsWidely available07/2015<meta>
html-elementsWidely available07/2015Min and max width and height
Widely available07/2015Mouse events
Widely available07/2015MutationObserver
domWidely available07/2015Named colors
color-typesWidely available07/2015@namespace
css, selectorsWidely available07/2015<nav>
html-elementsWidely available07/2015Navigator
Widely available07/2015:nth-child()
selectorsWidely available07/2015:nth-of-type() pseudo-classes
selectorsWidely available07/2015Math and numbers
primitive-typesWidely available07/2015<object>
html-elementsWidely available07/2015Object
javascriptWidely available07/2015OES_element_index_uint WebGL extension
webgl-extensionsWidely available07/2015OES_standard_derivatives WebGL extension
webgl-extensionsWidely available07/2015OES_texture_float WebGL extension
webgl-extensionsWidely available07/2015OES_texture_float_linear WebGL extension
webgl-extensionsWidely available07/2015Online status
Widely available07/2015opacity
cssWidely available07/2015<p>
html-elementsWidely available07/2015padding
layoutWidely available07/2015Page transition events
Widely available07/2015Page visibility
Widely available07/2015Physical properties
cssWidely available07/2015pointer-events
cssWidely available07/2015Position
positioningWidely available07/2015postMessage
messagingWidely available07/2015<pre>
html-elementsWidely available07/2015<progress>
forms, html-elementsWidely available07/2015Promise (initial support)
promisesWidely available07/2015<q>
html-elementsWidely available07/2015Regular expressions
regexpsWidely available07/2015Relative positioning
positioningWidely available07/2015rem
unitsWidely available07/2015requestAnimationFrame()
Widely available07/2015:root
selectorsWidely available07/2015<ruby>
html, rubyWidely available07/2015<s>
html-elementsWidely available07/2015<samp>
html-elementsWidely available07/2015Screen
Widely available07/2015<script> and <noscript>
html-elementsWidely available07/2015<input type="search">
formsWidely available07/2015<section>
html-elementsWidely available07/2015<select>
forms, html-elementsWidely available07/2015Selectors (core)
selectorsWidely available07/2015Set (initial support)
setsWidely available07/2015setInterval
Widely available07/2015setTimeout()
Widely available07/2015<small>
html-elementsWidely available07/2015<source>
media-elements, html-elementsWidely available07/2015<span>
html-elementsWidely available07/2015Static positioning
positioningWidely available07/2015String (initial support)
primitive-typesWidely available07/2015<strong>
html-elementsWidely available07/2015<style>
html-elementsWidely available07/2015style (attribute)
css, htmlWidely available07/2015<sub> and <sup>
html-elementsWidely available07/2015SVG filters
svgWidely available07/2015System colors
color-typesWidely available07/2015Tables
html-elementsWidely available07/2015:target
selectorsWidely available07/2015text-align
textWidely available07/2015text-decoration
Widely available07/2015text-indent
cssWidely available07/2015Text overflow
cssWidely available07/2015text-shadow
textWidely available07/2015Text tracks
media-elements, html-elementsWidely available07/2015text-transform
textWidely available07/2015<textarea>
forms, html-elementsWidely available07/2015<title>
html-elementsWidely available07/2015title (attribute)
Widely available07/2015Typed arrays (initial support)
typed-arraysWidely available07/2015<u>
html-elementsWidely available07/2015URL
Widely available07/2015User action pseudo-classes
selectorsWidely available07/2015User agent sniffing
Widely available07/2015<var>
html-elementsWidely available07/2015vertical-align
cssWidely available07/2015<video>
media-elements, html-elementsWidely available07/2015visibility
cssWidely available07/2015<wbr>
html-elementsWidely available07/2015WeakMap
collectionsWidely available07/2015Web Cryptography
securityWidely available07/2015WebGL
webglWidely available07/2015WEBGL_depth_texture WebGL extension
webgl-extensionsWidely available07/2015WebSockets
Widely available07/2015WebVTT
Widely available07/2015white-space
white-spaceWidely available07/2015Width and height
layoutWidely available07/2015Window
Widely available07/2015word-spacing
textWidely available07/2015XMLHttpRequest
Widely available07/2015XMLSerializer
parsing-and-serialization, xmlWidely available07/2015XPath
xmlWidely available07/2015XSLT
xmlWidely available07/2015z-index
cssWidely available07/2015Accelerometer
sensorsLimitedaccent-color
cssLimitedAccessor methods
javascriptLimitedActive view transition
view-transitions, selectorsLimitedalignment-baseline
textLimitedAlternative style sheets
cssLimitedAmbient light sensor
sensorsLimitedAnchor positioning
LimitedFile handlers
progressive-web-appLimitedLaunch handler
progressive-web-appLimitedProtocol handlers
progressive-web-appLimitedShare targets
progressive-web-appLimitedApplication shortcuts
progressive-web-appLimitedarguments.callee
javascriptLimitedariaNotify()
LimitedAsynchronously iterable streams
streamsLimitedAtomics.waitAsync
javascriptLimitedattr()
cssLimitedAttribution reporting
LimitedAudio session
LimitedAudio and video tracks
media-elementsLimitedautocapitalize
Limitedautocorrect
Limitedbackground-clip: border-area
backgroundLimitedbackground-clip: text
backgroundLimitedBackground fetch
LimitedBackground sync
LimitedBadging
LimitedBarcode detector
Limitedbaseline-shift
textLimitedbaseline-source
LimitedBattery status
Limitedbeforeinstallprompt
progressive-web-appLimitedbeforeunload
LimitedBack/forward cache blocking reasons
performanceLimitedblocking="render"
htmlLimitedbox-decoration-break
Limitedcalc-size()
cssLimited2D canvas opacity
canvasLimitedColor management for 2D canvas
canvasLimitedDesynchronized 2D canvas
canvasLimitedcontextlost and contextrestored
canvasLimitedcaptureStream() for <audio> and <video>
media-elementsLimitedcaret-shape
LimitedCase-sensitive attribute selector
selectorsLimitedclip
clipping-shapes-maskingLimitedCustom formats for clipboard items
clipboardLimitedSVG clipboard items
clipboardLimitedRead unsanitized clipboard data
clipboardLimitedclipboardchange
clipboardLimitedCloseWatcher
Limitedcolor-adjust
printLimitedcolor-contrast()
color-typesLimitedCOLRv1
fontsLimitedColumn breaks
layoutLimited::column
multi-column, scrollingLimitedCompression Dictionary Transport
LimitedCPU compute pressure
compute-pressureLimitedContact picker
LimitedContainer scroll-state queries
container-queriesLimitedContainer style queries
container-queriesLimitedContent Index
Limitedcontext-fill and context-stroke
svgLimitedcontrast-color()
color-typesLimitedcontrolslist
media-elementsLimitedCookie store
cookiesLimitedcorner-shape
LimitedReversed counter-reset
countersLimitedcrisp-edges
image-scalingLimitedCross-document view transitions
view-transitionsLimitedcross-fade()
imagesLimitedCSS import attributes
LimitedCSS object model (DOM level 2)
cssomLimitedCSS typed object model
cssomLimitedCursor styles
cssLimitedCustom ellipses
LimitedCustom media queries
media-queriesLimitedCustomizable <select>
forms, html-elementsLimitedCustomized built-in elements
custom-elementsLimited<datalist>
formsLimitedgetYear() and setYear()
javascriptLimitedtoGMTString()
javascriptLimitedDevice memory
LimitedDevice posture
LimitedDevice media queries
media-queriesLimiteddevicePixelRatio
Limited<dialog closedby>
html-elementsLimitedDigital goods
Limiteddisplay animation
cssLimiteddisplay: contents
cssLimiteddisplay-mode media query
media-queriesLimiteddisplay: ruby
css, rubyLimiteddocument.caretPositionFromPoint()
LimitedDocument colors
LimitedDocument picture-in-picture
Limiteddocument.write()
LimitedEarly data
LimitedEditContext
Limitedelement()
LimitedElement capture
LimitedElement timing
performanceLimitedescape() and unescape()
javascriptLimitedEvent timing
performanceLimitedexecCommand()
clipboardLimitedExplicit resource management
LimitedEXT_disjoint_timer_query WebGL extension
webgl-extensionsLimitedEXT_float_blend WebGL extension
webgl-extensionsLimitedEXT_frag_depth WebGL extension
webgl-extensionsLimitedEXT_shader_texture_lod WebGL extension
webgl-extensionsLimitedEXT_texture_compression_bptc WebGL extension
webgl-extensionsLimitedEXT_texture_compression_rgtc WebGL extension
webgl-extensionsLimitedEXT_texture_norm16 WebGL extension
webgl-extensionsLimitedwindow.external
LimitedEyedropper
LimitedfastSeek()
media-elementsLimitedFederated credential management
credential-managementLimitedFederated credentials
credential-managementLimited<fencedframe>
LimitedFetch metadata request headers
LimitedFetch upload streams
LimitedfetchLater
Limitedfield-sizing
cssLimitedFile system access
file-systemLimitedfit-content()
layoutLimitedMath font family
LimitedUI fonts
fontsLimitedfont-language-override
font-featuresLimitedFont metric overrides
fontsLimitedfont-palette animation
fontsLimitedfont-stretch
fontsLimitedfont-synthesis-position
font-synthesisLimitedfont-variant-emoji
font-featuresLimitedfont-variant-position
font-featuresLimitedfont-width
fontsLimitedFullscreen API
Limited@function
cssLimitedFunction caller and arguments
javascriptLimitedGamepad haptic feedback
gamepadLimitedGamepad touch buttons
gamepadLimitedGamepad VR hands and poses
gamepadLimitedGap decorations
grid, flexbox, multi-columnLimitedIndexedDB getAllRecords()
indexeddbLimitedgetBoxQuads()
LimitedMap getOrInsert()
Limitedglyph-orientation-vertical
cssLimitedGlobal privacy control
LimitedGyroscope
sensorsLimitedHanging punctuation
Limited:has-slotted
selectors, web-componentsLimitedHeading pseudo-classes
selectorsLimitedhidden="until-found"
htmlLimitedCustom highlights
LimitedCustom highlights from point
Limited:host-context()
selectors, web-componentsLimitedHTML media capture
LimitedHTML wrapper methods
javascriptLimitedHyphenate limit chars
text-wrapLimitedIdle detection
Limitedif()
cssLimitedCredentialless iframes
securityLimitedimage()
imagesLimitedime-mode
cssLimitedImport assertions
Limitedinitial-letter
cssLimitedInk
Limited<input type="color">
forms, html-elementsLimited`alpha` and `colorspace` attributes for `<input type=color>`
forms, html-elementsLimitedInsertable streams for MediaStreamTrack
Limitedinteractivity
Limitedinterpolate-size
transitions, animationLimitedIntersection observer visibility tracking
LimitedIntl.Locale info
intlLimitedinverted-colors media query
media-queriesLimitedInvoker commands
LimitedError.isError()
javascriptLimitedisInputPending()
LimitedJPEG XL
LimitedJavaScript modules in service workers
js-modules, workersLimitedJavaScript modules in shared workers
js-modules, workersLimitedJSON source text access
jsonLimitedjustify-self in block layouts
layoutLimitedKeyboard lock
LimitedKeyboard map
LimitedKHR_parallel_shader_compile WebGL extension
webgl-extensionsLimitedLargest contentful paint (LCP)
performanceLimitedLayout instability
performanceLimitedline-clamp
cssLimited<link rel="expect">
Limited<link rel="prefetch">
LimitedLocal fonts
LimitedLocal network access
LimitedLong animation frames
performanceLimitedLong tasks
performanceLimitedMagnetometer
sensorsLimitedManaged media source
LimitedWeb app manifest
progressive-web-appLimitedmargin-trim
cssLimited::marker
listsLimitedmask-border
clipping-shapes-maskingLimitedMasonry
layoutLimitedMath.sumPrecise()
javascriptLimitedMemory measurement
performanceLimitedMedia element pseudo-classes
media-elementsLimitedMedia session
LimitedMedia source
LimitedMediaController
Limited<meta name="application-title">
progressive-web-appLimited<meta name="theme-color">
htmlLimitedmoveBefore()
domLimitedMutation events
domLimitedNavigation API
LimitedNetwork Information
LimitedNon-cookie storage access
storageLimitedNotifications
LimitedNumeric factory functions
cssomLimitedobject-view-box
cssLimitedObservable
LimitedOES_texture_half_float_linear WebGL extension
webgl-extensionsLimited:open
selectorsLimitedOrientation Sensor
sensorsLimitedoverflow-anchor
scrollingLimitedoverflow-clip-margin
cssLimitedoverflow: overlay
cssLimitedoverlay
cssLimitedOVR_multiview2 WebGL extension
webgl-extensionsLimitedPage break aliases
layoutLimitedPage lifecycle
Limitedpage-orientation
layout, printLimitedPage selectors
selectors, printLimitedPage visibility state
performanceLimitedpaint()
css, workletsLimitedpaint-order
cssLimitedPartitioned cookies
cookiesLimitedPassword credentials
credential-managementLimitedpath()
LimitedPayment handler
paymentsLimitedPayment request
paymentsLimitedPerformanceTiming and PerformanceNavigation
performanceLimitedPeriodic background sync
LimitedPicture-in-picture (video)
Limitedping
LimitedPointer lock
Limitedpopover="hint"
htmlLimitedPortals
Limitedprefers-reduced-data media query
media-queriesLimitedprefers-reduced-transparency media query
media-queriesLimitedPresentation API
LimitedPrivate click measurement
LimitedPrivate network access
LimitedProfiler
Limitedprogress()
cssLimited__proto__
javascriptLimitedrcap unit
unitsLimitedrch unit
unitsLimitedReadable byte streams
streamsLimitedReadableStream.from()
streamsLimitedreading-flow
cssLimitedReference target
web-componentsLimitedRegExp compile()
regexpsLimitedRegExp static properties
regexpsLimitedRegion capture
LimitedregisterProtocolHandler
LimitedRemote playback
LimitedReporting API
LimitedrequestIdleCallback()
Limitedresize (CSS property)
cssLimitedrex unit
unitsLimitedRhythmic sizing
textLimitedric unit
unitsLimitedruby-overhang
rubyLimitedSanitizer API
LimitedSave-Data
LimitedScheduler API
Limited@scope
cssLimitedScoped custom element registries
custom-elementsLimitedScreen capture
LimitedScreen orientation lock
Limited::scroll-button
scrollingLimitedScroll-driven animations
scrolling, animationLimitedscroll-initial-target
LimitedScroll markers
scrollingLimitedScroll snap events
scrollingLimitedscrollbar-color
scrollingLimitedscrollend
scrollingLimitedSecure payment confirmation
paymentsLimited::selection
selectors, selectionLimitedWeb serial
LimitedSerializable errors
Limitedshape()
clipping-shapes-maskingLimitednavigator.share()
LimitedShared storage
storage, workletsLimitedShared storage locks
LimitedShared worker
workersLimitedshowPicker() for <input>
formsLimitedshowPicker() for <select>
formsLimitedsibling-count() and sibling-index()
cssLimited<img sizes="auto" loading="lazy">
imagesLimitedimage-rendering: smooth
image-scalingLimitedspeak
speech, cssLimitedspeak-as
speech, cssLimitedSpeculation rules
LimitedSpeech recognition
speechLimitedSpeech recognition grammar
speechLimited::spelling-error and ::grammar-error
selectorsLimitedStorage buckets
storageLimitedstretch
layoutLimitedSummarizer
Limitedat-rule()
cssLimitedSVG 1.1 (discouraged)
LimitedTable styling
html-elementsLimited:target-within
selectorsLimitedTemporal
javascriptLimitedtext-autospace
Limitedtext-box
textLimitedtext-decoration-line: blink
animation, cssLimitedtext-decoration in ::selection
selectors, selectionLimitedtext-indent: each-line
textLimitedtext-indent: hanging
textLimitedtext-justify
textLimitedtext-size-adjust
Limitedtext-spacing-trim
cssLimitedtext-wrap: pretty
text-wrapLimitedtext-wrap-style
text-wrapLimitedTime-relative pseudo-selectors
selectorsLimitedTop-level await
javascriptLimitedTopics
LimitedTouch events
LimitedTransferable streams
streamsLimitedTransformStream transformer cancel() method
streamsLimitedTrusted types
securityLimitedUser agent client hints
Limiteduser-select
cssLimitedVibration
Limitedvideo-dynamic-range media query
media-queriesLimitedViewport segments
LimitedVirtual keyboard
LimitedVirtual pressure sources
compute-pressure, webdriverLimitedVirtual sensors
sensors, webdriverLimitedException references with exnref (WebAssembly)
webassemblyLimitedMemory64 (WebAssembly)
webassemblyLimitedMulti-memory (WebAssembly)
webassemblyLimitedRelaxed-width SIMD (WebAssembly)
webassemblyLimitedString builtins (WebAssembly)
webassemblyLimitedWeb Bluetooth
LimitedWeb MIDI
LimitedWeb NFC
LimitedWebOTP
credential-managementLimitedWeb authentication signal methods
webauthnLimitedWebCodecs
LimitedWebDriver
webdriverLimitedWebDriver BiDi
webdriverLimitedWEBGL_compressed_texture_etc WebGL extension
webgl-extensionsLimitedWEBGL_compressed_texture_etc1 WebGL extension
webgl-extensionsLimitedWEBGL_compressed_texture_pvrtc WebGL extension
webgl-extensionsLimitedWEBGL_compressed_texture_s3tc WebGL extension
webgl-extensionsLimitedWEBGL_compressed_texture_s3tc_srgb WebGL extension
webgl-extensionsLimitedDesynchronized WebGL canvas
webglLimitedWEBGL_draw_buffers WebGL extension
webgl-extensionsLimitedWEBGL_multi_draw WebGL extension
webgl-extensionsLimitedSharedArrayBuffer in WebGL
webglLimitedDesynchronized WebGL2 canvas
LimitedWebGPU
LimitedWebHID
LimitedWebNN
LimitedWebTransport
LimitedWebUSB
LimitedWebVR
LimitedWebVTT cue alignment
LimitedWebVTT regions
LimitedAnchors (WebXR)
webxrLimitedAugmented reality
webxrLimitedRaw camera access for WebXR
webxrLimitedDepth sensing
webxrLimitedWebXR
webxrLimitedDOM overlays for WebXR
webxrLimitedGamepad (WebXR)
webxrLimitedHand input
webxrLimitedHit test
webxrLimitedLayers (WebXR)
webxrLimitedLighting estimation
webxrLimitedWheel events
LimitedWidows and orphans
layoutLimitedWindow Controls Overlay
progressive-web-appLimitedWindow management
Limitedwith
javascriptLimitedword-break: auto-phrase
text-wrapLimitedword-break: break-word
cssLimitedwriting-mode SVG 1.1 values
cssLimitedwritingsuggestions
formsLimitedZstandard compression
Limited