Web Standards

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.
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 30
CSS is DOOMed: rendering DOOM in 3D with CSS

Every wall, floor, and enemy is a <div> positioned in 3D space.
March 27
The Layout Maestro, a practical CSS course on building web layouts

Learn to think about layout decisions through visual lessons and demos.
March 26
Under the hood: a closer look at the CSS architecture behind the redesign

Cascade layers, design tokens, light-dark(), and container queries in action.
March 25
WebKit features for Safari 26.4

Grid lanes, WebTransport, Keyboard Lock API, and 191 bug fixes.

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.
March 19
Abusing customizable selects

Three creative CSS demos with folders, cards, and emojis.
March 13
You don’t know HTML tables

Advanced deep-dive into table vocabulary, semantics, and the Table Object Model.
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 26
Practical guide to the <img> element: from basics to LCP

Image markup tweaks that boost Core Web Vitals.
February 18
Declarative Dialog menu with invoker commands

Hamburger menu built with <dialog>, minimal JS fallback, and smooth transitions.

March 30
CSS is DOOMed: rendering DOOM in 3D with CSS

Every wall, floor, and enemy is a <div> positioned in 3D space.
March 27
The Layout Maestro, a practical CSS course on building web layouts

Learn to think about layout decisions through visual lessons and demos.
March 26
Under the hood: a closer look at the CSS architecture behind the redesign

Cascade layers, design tokens, light-dark(), and container queries in action.
March 23
CSSkit, a high-performance CSS toolchain written in Rust

A high-performance CSS toolchain written in Rust.
March 20
Folded corner with CSS

Hover effect with clip-path, triangles, and shadow layers explained step by step.
March 19
Abusing customizable selects

Three creative CSS demos with folders, cards, and emojis.
March 16
Un-Sass’ing my CSS: native CSS nesting

How native CSS nesting compares to Sass with real-world component examples.

April 1
Native JSON modules are finally real

Import attributes syntax now works in browsers and runtimes without bundlers.
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.
February 27
Making WebAssembly a first-class language on the web

Component model could remove JS glue, simplify loading, and speed up web API access.
February 16
State of React 2025 results are live

React 19, CRA deprecation, CVEs and RSC debates, and AI tooling shaping the ecosystem.
February 6
Explicit resource management in JavaScript

New “using” syntax makes cleanup automatic, reducing leaks and boilerplate.
February 3
Results of the State of JavaScript 2025 survey

TypeScript goes native, Vite overtakes Webpack, and AI-assisted coding keeps climbing.
February 2
How to dynamically install custom elements

Auto-import only the elements you actually use, and keep upgrades working after DOM changes.

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.
January 29
Try text scaling support in Chrome Canary

New meta element brings OS text scaling to mobile.

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.
February 13
Interop 2026 names 20 browser focus areas

Cross-browser priorities and tests set for 2026’s biggest developer pain points.
February 12
WebKit features for Safari 26.3

Zstd compression and Navigation API abort signals, plus fixes and improvements.