HTML news — Web Standards

July 1
A11y.quest: 128 questions to level up your accessibility game
An interactive quiz to test and sharpen your web accessibility knowledge.
June 18
Context-aware headings in HTML
How headingoffset shifts heading levels in the accessibility tree without changing tags.
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.
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.