Web Standards

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 29
Scroll-driven animations

Josh Comeau dives into CSS animation-timeline and maps keyframes over scroll distance.
April 28
Automate the browser from the terminal with Chrome DevTools MCP CLI

A CLI that controls Chrome through shell commands instead of Puppeteer or Playwright.
April 27
The end of responsive images

How sizes="auto" with loading="lazy" lets browsers handle most responsive images.
April 24
Your options for preloading images with JavaScript

Five approaches compared with their caching and CORS trade-offs.
April 23
Playwright accessibility testing: what axe and Lighthouse miss

Practical Playwright patterns for testing what automated scanners miss.
April 22
Highlights from Git 2.54

New git history reword and git history split commands for safer history editing.

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.
April 7
Getting your article shared: tips from ten years of newsletter curation

Practical advice on OG tags, sharing images, titles, blurbs, and canonical URLs.
April 2
Squarespace and web standards: how we helped bring HTML video and audio lazy loading to today’s browsers

How Squarespace engineers contributed lazy loading for video and audio to the web platform.
March 31
Form-associated custom elements in practice

Retrofitting AgnosticUI with ElementInternals and form validation.

April 29
Scroll-driven animations

Josh Comeau dives into CSS animation-timeline and maps keyframes over scroll distance.
April 17
Introducing masonry-gridlanes-wc: a native-first masonry web component

A web component with native CSS masonry support and a JavaScript fallback.
April 15
Modern CSS feature support for shadow DOM

Tracking CSS feature parity across the shadow DOM boundary.
April 10
Inverted themes with light-dark()

Adaptive theme switching with CSS container style queries and a JS polyfill fallback.
April 6
What is CSS containment and how can I use it?

How contain values, shorthands, and content-visibility cut unnecessary browser work.
April 3
The great CSS expansion

CSS features that replace hundreds of kilobytes of JavaScript libraries.
March 30
CSS is DOOMed: rendering DOOM in 3D with CSS

Every wall, floor, and enemy is a <div> positioned in 3D space.

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.
March 31
Form-associated custom elements in practice

Retrofitting AgnosticUI with ElementInternals and form validation.
March 18
Temporal: the 9-year journey to fix time in JavaScript

From TC39 proposal to Stage 4, with a shared Rust implementation across engines.
March 17
Introducing view-transitions-mock, a non-visual polyfill for same-document view transitions

A spec-compliant JavaScript implementation that works across all browsers.

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.
February 10
Reference Target: having your encapsulation and eating it too

New proposal lets shadow DOM internals be referenced via the host without breaking encapsulation.
January 30
Five accessibility checks to run on every component

Essential component tests for keyboard, tokens, names, zoom, and screen readers.

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.
March 25
WebKit features for Safari 26.4

Grid lanes, WebTransport, Keyboard Lock API, and 191 bug fixes.
March 24
Firefox 149 release notes for developers

Popover hint, CloseWatcher, shape-outside: xywh(), and more CSS and API updates.
March 12
What’s new in Chrome 146

Scroll-triggered animations, Sanitizer API, WebGPU compat mode, and more.
February 25
Firefox 148 release notes for developers

HTML sanitizer, Trusted Types, CSS shape(), and more.
February 17
What’s new in Chrome 145

New CSS typography properties, an Origin object, and shorter UA string by default.