Web Standards

June 8
Introducing the CSS Property Type Validator Stylelint plugin
A new Stylelint rule validates @property registrations and custom property usage in your workflow.
June 5
The website specification
A platform-agnostic reference of features every quality website should have.
June 4
What’s new in Chrome 149
CSS gap decorations, shape-outside functions, SVG path-length, crisp-edges, and back/forward cache for WebSocket.
June 3
CSS is filling the gaps with rules. A way to style gaps in grid and flex
New properties draw animatable lines between grid and flex tracks.
June 2
The state of CSS centering in 2026
Why there are roughly 30 ways and how to pick the right one.
June 1
Entry and exit transitions with modern CSS
Smooth entry and exit animations with @starting-style, allow-discrete, and View Transitions.
May 29
Replacements.fyi: performant, safer npm package alternatives
Find more performant and safer replacements for outdated or unnecessary npm packages.

June 5
The website specification
A platform-agnostic reference of features every quality website should have.
May 26
Declarative partial updates
New web platform APIs for inserting HTML out of order into specific document locations.
May 14
The HTML Sanitizer API
Browser-native XSS-safe HTML insertion without DOMPurify or other libraries.
April 30
The web is fun again: first experiments with HTML in <canvas>
An experimental Chrome API that draws real HTML into <canvas>, with pixel and shader effects.
April 27
The end of responsive images
How sizes="auto" with loading="lazy" lets browsers handle most responsive images.
April 20
Fully local code embeds
A web component for isolated code sandboxes without third-party embeds.
April 13
Progressive web components
An HTML-and-CSS-first library for building web components that hydrate with JS.

June 8
Introducing the CSS Property Type Validator Stylelint plugin
A new Stylelint rule validates @property registrations and custom property usage in your workflow.
June 3
CSS is filling the gaps with rules. A way to style gaps in grid and flex
New properties draw animatable lines between grid and flex tracks.
June 2
The state of CSS centering in 2026
Why there are roughly 30 ways and how to pick the right one.
June 1
Entry and exit transitions with modern CSS
Smooth entry and exit animations with @starting-style, allow-discrete, and View Transitions.
May 28
CSS vs. JavaScript: exploring the performance implications of different animation strategies
How CSS, Web Animations API, GSAP, and Motion behave under main-thread congestion.
May 27
Better fluid sizing with round()
How the CSS round() function snaps clamp() values to consistent intervals for cleaner typography.
May 25
600+ million people write right-to-left: two fixes your app needs
Use dir="auto" for RTL input and logical CSS properties for fully localized interfaces.

May 28
CSS vs. JavaScript: exploring the performance implications of different animation strategies
How CSS, Web Animations API, GSAP, and Motion behave under main-thread congestion.
May 14
The HTML Sanitizer API
Browser-native XSS-safe HTML insertion without DOMPurify or other libraries.
May 13
Soon we can finally banish JavaScript to the ShadowRealm
A look at the TC39 ShadowRealm proposal for isolating JavaScript in clean execution contexts.
April 24
Your options for preloading images with JavaScript
Five approaches compared with their caching and CORS trade-offs.
April 20
Fully local code embeds
A web component for isolated code sandboxes without third-party embeds.
April 13
Progressive web components
An HTML-and-CSS-first library for building web components that hydrate with JS.
April 1
Native JSON modules are finally real
Import attributes syntax now works in browsers and runtimes without bundlers.

June 5
The website specification
A platform-agnostic reference of features every quality website should have.
May 25
600+ million people write right-to-left: two fixes your app needs
Use dir="auto" for RTL input and logical CSS properties for fully localized interfaces.
April 23
Playwright accessibility testing: what axe and Lighthouse miss
Practical Playwright patterns for testing what automated scanners miss.
March 13
You don’t know HTML tables
Advanced deep-dive into table vocabulary, semantics, and the Table Object Model.
March 11
Everything you never wanted to know about visually-hidden
Two decades of CSS hacks for accessible hiding and why there is still no native solution.
March 5
A new meta tag for respecting text scaling on mobile
How the proposed textscale meta tag honors OS text size settings on mobile.
February 19
Accessible building blocks for web
Short videos on headings, images, links, buttons, and forms, with practical accessibility tips.

June 4
What’s new in Chrome 149
CSS gap decorations, shape-outside functions, SVG path-length, crisp-edges, and back/forward cache for WebSocket.
May 19
Firefox 151 release notes for developers
@container style() queries, Document Picture-in-Picture, desktop Web Serial, and keyboardLock.
May 15
Browsers treat big sites differently
How Safari and Firefox quietly patch the web to keep big sites working.
May 12
WebKit features for Safari 26.5
The :open pseudo-class, element-scoped random(), Origin API, and 63 bug fixes.
May 6
What’s new in Chrome 148
Name-only container queries, at-rule() in @supports, lazy <video> and <audio>, Prompt API, and more.
April 21
Firefox 150 release notes for developers
New CSS features, media pseudo-classes, animation range, and ariaNotify().
April 8
What’s new in Chrome 147
View transitions, contrast-color(), border-shape, Math.sumPrecise, and more.