Repositories list

• yml2vocab

  Public
  Generate RDFS vocabulary files from YAML

  rdfw3cvc-wg

  rdfw3cvc-wg

  HTML

  •

  Other

  •66 forks•2323 stars•11 issue•11 pull request•Updated May 5, 2026May 5, 2026

• ecommerce-for-humans-and-AI-Agents-workshop

  Public
  This repo used by ECommerce for humans and AI Agents workshop homepage

  CSS

  •11 fork•11 star•00 issues•00 pull requests•Updated May 5, 2026May 5, 2026

• vc-wg

  Public
  Working home repository of the W3C Verifiable Credentials WG

  vcvc-wg

  vcvc-wg

  HTML

  •

  Other

  •00 forks•44 stars•11 issue•00 pull requests•Updated May 5, 2026May 5, 2026

• webref

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

  cssidlweb-platform+ 1

  cssidlweb-platformdefinitions-data

  JavaScript

  •

  MIT License

  •122122 forks•431431 stars•5151 issues•66 pull requests•Updated May 5, 2026May 5, 2026

• browser-specs

  Public
  A machine-readable list of Web specifications

  JavaScript

  •

  Other

  •5454 forks•311311 stars•7878 issues•44 pull requests•Updated May 5, 2026May 5, 2026

• validate-repos

  Public
  Test whether W3C spec repos match a set of best practices

  JavaScript

  •

  Other

  •1414 forks•2121 stars•1616 issues•99 pull requests•Updated May 5, 2026May 5, 2026

• csswg-drafts

  Public
  CSS Working Group Editor Drafts

  css

  css

  Bikeshed

  •

  Other

  •789789 forks•4.8k4.8k stars•4.4k4.4k issues•113113 pull requests•Updated May 5, 2026May 5, 2026

• webcodecs

  Public
  WebCodecs is a flexible web API for encoding and decoding audio and video.

  HTML

  •

  Other

  •180180 forks•1.2k1.2k stars•138138 issues•99 pull requests•Updated May 5, 2026May 5, 2026

• lws-protocol

  Public
  Linked Web Storage Protocol

  HTML

  •

  Other

  •99 forks•2626 stars•5454 issues•1010 pull requests•Updated May 4, 2026May 4, 2026

• specberus

  Public
  Checker used at W3C to validate the compliance of Technical Reports with publication rules

  JavaScript

  •

  MIT License

  •5757 forks•9090 stars•4040 issues•77 pull requests•Updated May 4, 2026May 4, 2026

• groups

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

  JavaScript

  •

  MIT License

  •44 forks•1111 stars•11 issue•11 pull request•Updated May 4, 2026May 4, 2026

• sparql-query

  Public
  HTML

  •

  Other

  •33 forks•1919 stars•8989 issues•33 pull requests•Updated May 4, 2026May 4, 2026

• css-validator-testsuite

  Public
  Testsuite for the CSS Validator

  CSS

  •44 forks•66 stars•11 issue•00 pull requests•Updated May 4, 2026May 4, 2026

• wai-website-theme

  Public
  WAI Website Theme

  JavaScript

  •

  Other

  •2424 forks•1010 stars•2323 issues•55 pull requests•Updated May 4, 2026May 4, 2026

• vc-barcodes

  Public
  Securing optical barcodes using verifiable credentials.

  credentialsw3cmrz+ 2

  credentialsw3cmrzpdf417verifiable

  HTML

  •

  Other

  •55 forks•1010 stars•1717 issues•55 pull requests•Updated May 4, 2026May 4, 2026

• wai-website

  Public
  This repository hosts the W3C WAI web site.

  accessibilityw3c

  accessibilityw3c

  HTML

  •

  Other

  •1.4k1.4k forks•126126 stars•349349 issues•5353 pull requests•Updated May 4, 2026May 4, 2026

• attribution

  Public
  Attribution API

  apiprivacybrowser+ 2

  apiprivacybrowserwebadvertising

  Bikeshed

  •

  Other

  •7777 forks•101101 stars•3838 issues•22 pull requests•Updated May 4, 2026May 4, 2026

• epub-specs

  Public
  Shared workspace for EPUB 3 specifications.

  publishingepubdigital-publishing+ 1

  publishingepubdigital-publishingepub-wg

  HTML

  •

  Other

  •6666 forks•371371 stars•5959 issues•66 pull requests•Updated May 4, 2026May 4, 2026

• mathml-core

  Public
  MathML Core draft

  HTML

  •1717 forks•5353 stars•114114 issues•44 pull requests•Updated May 4, 2026May 4, 2026

• wcag

  Public
  Web Content Accessibility Guidelines

  HTML

  •

  Other

  •414414 forks•1.4k1.4k stars•449449 issues•100100 pull requests•Updated May 4, 2026May 4, 2026

• webauthn

  Public
  Web Authentication: An API for accessing Public Key Credentials

  webauthn

  webauthn

  HTML

  •

  Other

  •274274 forks•1.4k1.4k stars•7979 issues•1414 pull requests•Updated May 4, 2026May 4, 2026

• data-shapes

  Public
  Data Shapes WG repo

  HTML

  •

  Other

  •4545 forks•150150 stars•209209 issues•1919 pull requests•Updated May 4, 2026May 4, 2026

• w3c.github.io

  Public
  w3c.github.io

  HTML

  •4141 forks•148148 stars•1111 issues•33 pull requests•Updated May 4, 2026May 4, 2026

• odrl

  Public
  ODRL Community Group Repository

  odrl

  odrl

  HTML

  •

  Other

  •1313 forks•3737 stars•6161 issues•00 pull requests•Updated May 4, 2026May 4, 2026

• clreq

  Public
  Requirements for Chinese Text Layout

  i18nw3cchinese

  i18nw3cchinese

  HTML

  •

  Other

  •6464 forks•793793 stars•181181 issues•44 pull requests•Updated May 4, 2026May 4, 2026

• w3c-website-frontend

  Public
  Frontend website for w3.org

  PHP

  •1212 forks•3737 stars•00 issues•11 pull request•Updated May 4, 2026May 4, 2026

• publ-maintenance-wg-charter

  Public
  Initial version of the Publication Maintenance WG charter

  HTML

  •11 fork•55 stars•00 issues•00 pull requests•Updated May 4, 2026May 4, 2026

• wcag2ict

  Public
  WCAG2ICT deliverable of Accessibility Guidelines WG

  JavaScript

  •

  Other

  •88 forks•4242 stars•8787 issues•11 pull request•Updated May 4, 2026May 4, 2026

• w3c-website-templates-bundle

  Public
  Symfony Bundle containing generic templates for W3C Website

  Twig

  •

  Other

  •1414 forks•8080 stars•00 issues•55 pull requests•Updated May 4, 2026May 4, 2026

• css-validator

  Public
  W3C CSS Validation Service

  Java

  •

  Other

  •116116 forks•237237 stars•4242 issues•77 pull requests•Updated May 4, 2026May 4, 2026