Repositories list

• aria-at-app

  Public
  Test runner and results reporter for ARIA-AT

  JavaScript

  •

  Other

  •2323 forks•4545 stars•158158 issues•3636 pull requests•Updated Jun 13, 2026Jun 13, 2026

• groups

  Public
  Complement to https://www.w3.org/groups/

  JavaScript

  •

  MIT License

  •44 forks•1111 stars•11 issue•00 pull requests•Updated Jun 12, 2026Jun 12, 2026

• aria-practices

  Public
  WAI-ARIA Authoring Practices Guide (APG)

  csshtmlaria

  csshtmlaria

  HTML

  •

  Other

  •474474 forks•1.3k1.3k stars•639639 issues•5757 pull requests•Updated Jun 12, 2026Jun 12, 2026

• wcag

  Public
  Web Content Accessibility Guidelines

  HTML

  •

  Other

  •445445 forks•1.4k1.4k stars•436436 issues•9393 pull requests•Updated Jun 12, 2026Jun 12, 2026

• wai-website-theme

  Public
  WAI Website Theme

  JavaScript

  •

  Other

  •2525 forks•1010 stars•2222 issues•66 pull requests•Updated Jun 12, 2026Jun 12, 2026

• csswg-drafts

  Public
  CSS Working Group Editor Drafts

  css

  css

  Bikeshed

  •

  Other

  •794794 forks•4.8k4.8k stars•4.4k4.4k issues•115115 pull requests•Updated Jun 12, 2026Jun 12, 2026

• rdf-n-quads

  Public
  HTML

  •

  Other

  •22 forks•99 stars•44 issues•00 pull requests•Updated Jun 12, 2026Jun 12, 2026

• rdf-n-triples

  Public
  HTML

  •

  Other

  •22 forks•99 stars•44 issues•22 pull requests•Updated Jun 12, 2026Jun 12, 2026

• css-houdini-drafts

  Public
  Bikeshed

  •

  Other

  •147147 forks•1.9k1.9k stars•268268 issues•1414 pull requests•Updated Jun 12, 2026Jun 12, 2026

• webref

  Public
  Machine-readable references of terms defined in web browser specifications

  cssidlweb-platform+ 1

  cssidlweb-platformdefinitions-data

  JavaScript

  •

  MIT License

  •126126 forks•441441 stars•5252 issues•1010 pull requests•Updated Jun 12, 2026Jun 12, 2026

• lws-protocol

  Public
  Linked Web Storage Protocol

  HTML

  •

  Other

  •1212 forks•2626 stars•5454 issues•1212 pull requests•Updated Jun 12, 2026Jun 12, 2026

• csswg-wiki

  Public
  CSS Working Group Wiki – community-editable documentation

  csswikiw3c+ 1

  csswikiw3cw3css

  Markdown

  •2121 forks•77 stars•00 issues•11 pull request•Updated Jun 12, 2026Jun 12, 2026

• rdf-tests

  Public
  Repository for the RDF Tests Community Group

  HTML

  •

  Other

  •2929 forks•6767 stars•4040 issues•88 pull requests•Updated Jun 12, 2026Jun 12, 2026

• epub-specs

  Public
  Shared workspace for EPUB 3 specifications.

  publishingepubdigital-publishing+ 1

  publishingepubdigital-publishingepub-wg

  HTML

  •

  Other

  •6767 forks•378378 stars•5858 issues•66 pull requests•Updated Jun 12, 2026Jun 12, 2026

• rdf-xml

  Public
  HTML

  •

  Other

  •22 forks•99 stars•3131 issues•22 pull requests•Updated Jun 12, 2026Jun 12, 2026

• sparql-update

  Public
  HTML

  •

  Other

  •22 forks•44 stars•22 issues•00 pull requests•Updated Jun 12, 2026Jun 12, 2026

• wai-wcag-em

  Public
  JavaScript

  •

  Other

  •55 forks•1212 stars•77 issues•11 pull request•Updated Jun 12, 2026Jun 12, 2026

• securityig

  Public
  Security Interest Group

  Other

  •33 forks•77 stars•1010 issues•00 pull requests•Updated Jun 12, 2026Jun 12, 2026

• wcag3

  Public
  WCAG 3

  Astro

  •

  Other

  •4040 forks•151151 stars•379379 issues•1717 pull requests•Updated Jun 12, 2026Jun 12, 2026

• threat-model-web

  Public
  A Threat Model for the Web

  Bikeshed

  •

  Other

  •33 forks•66 stars•44 issues•11 pull request•Updated Jun 12, 2026Jun 12, 2026

• rqtf

  Public
  Research Questions Task Force deliverables

  HTML

  •

  Other

  •44 forks•33 stars•22 issues•00 pull requests•Updated Jun 12, 2026Jun 12, 2026

• clreq

  Public
  Requirements for Chinese Text Layout

  i18nw3cchinese

  i18nw3cchinese

  HTML

  •

  Other

  •6363 forks•796796 stars•189189 issues•55 pull requests•Updated Jun 12, 2026Jun 12, 2026

• rdf-trig

  Public
  HTML

  •

  Other

  •22 forks•44 stars•33 issues•00 pull requests•Updated Jun 12, 2026Jun 12, 2026

• sustainableweb-ig

  Public
  W3C Sustainable Web Interest Group

  sustainability

  sustainability

  Other

  •55 forks•3333 stars•88 issues•00 pull requests•Updated Jun 12, 2026Jun 12, 2026

• wcag2ict

  Public
  WCAG2ICT deliverable of Accessibility Guidelines WG

  JavaScript

  •

  Other

  •88 forks•4343 stars•9191 issues•00 pull requests•Updated Jun 12, 2026Jun 12, 2026

• picture-in-picture

  Public
  Picture-in-Picture (PiP)

  picture-in-picture

  picture-in-picture

  Bikeshed

  •

  Other

  •4343 forks•316316 stars•2020 issues•33 pull requests•Updated Jun 12, 2026Jun 12, 2026

• json-ld-api

  Public
  JSON-LD 1.1 Processing Algorithms and API Specification

  json-ld-wgjson-ld-11

  json-ld-wgjson-ld-11

  HTML

  •

  Other

  •3737 forks•105105 stars•6464 issues•1010 pull requests•Updated Jun 12, 2026Jun 12, 2026

• strudy

  Public
  Strudy is an analysis tool for Web spec crawl reports created by Reffy

  JavaScript

  •

  MIT License

  •66 forks•1212 stars•2424 issues•1313 pull requests•Updated Jun 12, 2026Jun 12, 2026

• wai-website

  Public
  This repository hosts the W3C WAI web site.

  accessibilityw3c

  accessibilityw3c

  HTML

  •

  Other

  •1.4k1.4k forks•134134 stars•350350 issues•4747 pull requests•Updated Jun 12, 2026Jun 12, 2026

• aria

  Public
  Accessible Rich Internet Applications (WAI-ARIA)

  HTML

  •

  Other

  •150150 forks•746746 stars•417417 issues•5959 pull requests•Updated Jun 12, 2026Jun 12, 2026