Repositories list

• epubcheck

  Public
  The conformance checker for EPUB publications

  publishingepubepubcheck+ 3epub3digital-publishingepub-publications

  Java

  •

  BSD 3-Clause "New" or "Revised" License

  •417•1.8k•72•3•Updated Sep 1, 2025Sep 1, 2025

• aria-practices

  Public
  WAI-ARIA Authoring Practices Guide (APG)

  ariacsshtml

  HTML

  •

  Other

  •408•1.3k•621•51•Updated Sep 1, 2025Sep 1, 2025

• data-shapes

  Public
  Data Shapes WG repo

  HTML

  •

  Other

  •34•117•155•18•Updated Sep 1, 2025Sep 1, 2025

• odrl

  Public
  ODRL Community Group Repository

  odrl

  HTML

  •

  Other

  •11•27•65•1•Updated Sep 1, 2025Sep 1, 2025

• strudy

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

  JavaScript

  •

  MIT License

  •7•7•20•7•Updated Sep 1, 2025Sep 1, 2025

• wai-website

  Public
  This repository hosts the WAI Website.

  accessibilityw3c

  HTML

  •

  Other

  •708•96•345•63•Updated Sep 1, 2025Sep 1, 2025

• wcag-act

  Public
  WCAG Accessibility Conformance Testing (ACT)

  HTML

  •

  Other

  •29•59•59•1•Updated Sep 1, 2025Sep 1, 2025

• cg-council

  Public
  Repository to track issues and improvements with the W3C Community Groups and Business Groups program

  HTML

  •4•6•15•0•Updated Sep 1, 2025Sep 1, 2025

• wot

  Public
  Web of Things

  HTML

  •133•224•24•1•Updated Sep 1, 2025Sep 1, 2025

• webref

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

  cssidlweb-platform+ 1definitions-data

  JavaScript

  •

  MIT License

  •96•368•38•1•Updated Sep 1, 2025Sep 1, 2025

• browser-specs

  Public
  A machine-readable list of Web specifications

  JavaScript

  •

  Other

  •49•286•65•4•Updated Sep 1, 2025Sep 1, 2025

• pheme

  Public
  Unified streams of information for W3C activities

  JavaScript

  •

  MIT License

  •14•7•5•3•Updated Sep 1, 2025Sep 1, 2025

• wcag3

  Public
  WCAG 3

  Astro

  •

  Other

  •24•87•187•4•Updated Sep 1, 2025Sep 1, 2025

• csswg-drafts

  Public
  CSS Working Group Editor Drafts

  css

  Bikeshed

  •

  Other

  •741•4.7k•4k•119•Updated Sep 1, 2025Sep 1, 2025

• adapt

  Public
  Semantics to describe user personalization preferences.

  JavaScript

  •

  Other

  •27•51•44•5•Updated Sep 1, 2025Sep 1, 2025

• dpv

  Public
  Data Privacy Vocabularies and Controls CG (DPVCG)

  privacysemanticsvocabulary+ 2gdprdata-protection

  HTML

  •

  Other

  •31•58•83•1•Updated Sep 1, 2025Sep 1, 2025

• sdw

  Public
  Repository for the Spatial Data on the Web Working Group

  HTML

  •84•152•89•2•Updated Sep 1, 2025Sep 1, 2025

• groups

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

  JavaScript

  •

  MIT License

  •4•9•2•0•Updated Sep 1, 2025Sep 1, 2025

• webdriver

  Public
  Remote control interface that enables introspection and control of user agents.

  automationbrowserremote-control+ 3standardwebdriverw3c-specification

  HTML

  •

  Other

  •209•701•297•25•Updated Sep 1, 2025Sep 1, 2025

• spec-dashboard

  Public
  Tools to monitor development of specs across groups

  JavaScript

  •12•25•7•0•Updated Sep 1, 2025Sep 1, 2025

• wai-aria-practices

  Public
  WAI Website Resource for aria-practices guidelines

  JavaScript

  •13•20•27•28•Updated Sep 1, 2025Sep 1, 2025

• reffy

  Public
  Reffy is a Web spec crawler and analyzer tool. It is notably used to update Webref

  JavaScript

  •

  MIT License

  •26•75•39•2•Updated Sep 1, 2025Sep 1, 2025

• wcag-act-rules

  Public
  WCAG Conformance Test Rules

  HTML

  •

  Other

  •18•26•33•7•Updated Sep 1, 2025Sep 1, 2025

• i18n-drafts

  Public
  A place to edit articles, tutorials, and the like for the /International subtree of the W3C site. Also, captures issues and comments.

  i18nunicodew3c

  HTML

  •67•72•100•24•Updated Sep 1, 2025Sep 1, 2025

• w3c-api

  Public
  The W3C API

  json-apiw3c-api

  HTML

  •101•247•32•0•Updated Sep 1, 2025Sep 1, 2025

• cg-monitor

  Public
  Dashboard of activity from Community Groups

  JavaScript

  •20•18•5•1•Updated Sep 1, 2025Sep 1, 2025

• webevolve-series

  Public
  Meeting page

  HTML

  •11•1•0•0•Updated Sep 1, 2025Sep 1, 2025

• clreq

  Public
  Requirements for Chinese Text Layout

  i18nw3cchinese

  HTML

  •

  Other

  •65•771•169•1•Updated Sep 1, 2025Sep 1, 2025

• attribution

  Public
  Ad Attribution API

  apiprivacybrowser+ 2webadvertising

  Bikeshed

  •9•12•34•2•Updated Sep 1, 2025Sep 1, 2025

• mediacapture-main

  Public
  Media Capture and Streams specification (aka getUserMedia)

  webrtc

  HTML

  •

  Other

  •64•127•38•1•Updated Sep 1, 2025Sep 1, 2025