Repositories list

• groups

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

  JavaScript

  •

  MIT License

  •44 forks•1010 stars•11 issue•00 pull requests•Updated Apr 26, 2026Apr 26, 2026

• webref

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

  cssidlweb-platform+ 1

  cssidlweb-platformdefinitions-data

  JavaScript

  •

  MIT License

  •122122 forks•428428 stars•5151 issues•66 pull requests•Updated Apr 26, 2026Apr 26, 2026

• aria

  Public
  Accessible Rich Internet Applications (WAI-ARIA)

  HTML

  •

  Other

  •144144 forks•741741 stars•409409 issues•5959 pull requests•Updated Apr 26, 2026Apr 26, 2026

• yaml-ld

  Public
  CG specification for YAML-LD and UCR

  yamljsonlinked-data+ 2

  yamljsonlinked-datardfw3c

  HTML

  •

  Other

  •88 forks•3232 stars•2727 issues•22 pull requests•Updated Apr 26, 2026Apr 26, 2026

• wcag

  Public
  Web Content Accessibility Guidelines

  HTML

  •

  Other

  •410410 forks•1.4k1.4k stars•449449 issues•104104 pull requests•Updated Apr 26, 2026Apr 26, 2026

• cogai

  Public
  for work by the Cognitive AI community group

  HTML

  •

  Other

  •2727 forks•7676 stars•2828 issues•33 pull requests•Updated Apr 26, 2026Apr 26, 2026

• data-shapes

  Public

  w3c/data-shapes’s past year of commit activity
  Data Shapes WG repo

  HTML

  •

  Other

  •4545 forks•150150 stars•212212 issues•1919 pull requests•Updated Apr 26, 2026Apr 26, 2026

• spec-dashboard

  Public
  Tools to monitor development of specs across groups

  JavaScript

  •1313 forks•3030 stars•77 issues•00 pull requests•Updated Apr 26, 2026Apr 26, 2026

• vc-di-eddsa-test-suite

  Public
  Interoperability Test Suite for Data Integrity Eddsa 2022 Signatures.

  w3cstandardvc-wg

  w3cstandardvc-wg

  JavaScript

  •

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

  •66 forks•33 stars•77 issues•00 pull requests•Updated Apr 26, 2026Apr 26, 2026

• vc-di-ecdsa-test-suite

  Public
  Interoperability Test Suite for Data Integrity Ecdsa Signatures.

  w3cstandardvc-wg

  w3cstandardvc-wg

  JavaScript

  •

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

  •77 forks•66 stars•55 issues•11 pull request•Updated Apr 26, 2026Apr 26, 2026

• vc-data-model-2.0-test-suite

  Public
  W3C Verifiable Credentials v2.0 test suite

  w3cstandardvc-wg

  w3cstandardvc-wg

  JavaScript

  •

  Other

  •1818 forks•2121 stars•1717 issues•44 pull requests•Updated Apr 26, 2026Apr 26, 2026

• vc-di-ed25519signature2020-test-suite

  Public
  Ed25519Signature2020 Data Integrity test suite

  w3cstandardvc-wg

  w3cstandardvc-wg

  JavaScript

  •99 forks•55 stars•66 issues•33 pull requests•Updated Apr 26, 2026Apr 26, 2026

• vc-di-bbs-test-suite

  Public
  Interoperability Test Suite for Data Integrity BBS Signatures

  w3cstandardvc-wg

  w3cstandardvc-wg

  JavaScript

  •

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

  •22 forks•22 stars•33 issues•44 pull requests•Updated Apr 26, 2026Apr 26, 2026

• vc-jose-cose-test-suite

  Public
  w3cstandardvc-wg

  w3cstandardvc-wg

  JavaScript

  •

  Other

  •55 forks•55 stars•44 issues•00 pull requests•Updated Apr 26, 2026Apr 26, 2026

• vc-bitstring-status-list-test-suite

  Public
  Bitstring Status List test suite

  JavaScript

  •66 forks•55 stars•11 issue•11 pull request•Updated Apr 26, 2026Apr 26, 2026

• vc-json-schema-test-suite

  Public
  Test suite for the VC JSON Schema specification in the W3C

  vc-wg

  vc-wg

  JavaScript

  •

  Other

  •11 fork•55 stars•00 issues•22 pull requests•Updated Apr 26, 2026Apr 26, 2026

• cg-monitor

  Public
  Dashboard of activity from Community Groups

  JavaScript

  •2424 forks•1919 stars•55 issues•44 pull requests•Updated Apr 26, 2026Apr 26, 2026

• wot-marketing

  Public
  Web of Things (WoT) Marketing

  HTML

  •

  Other

  •1919 forks•1515 stars•3131 issues•33 pull requests•Updated Apr 26, 2026Apr 26, 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 Apr 26, 2026Apr 26, 2026

• browser-specs

  Public
  A machine-readable list of Web specifications

  JavaScript

  •

  Other

  •5454 forks•309309 stars•8383 issues•77 pull requests•Updated Apr 25, 2026Apr 25, 2026

• wai-aria-practices

  Public
  WAI Website Resource for aria-practices guidelines

  JavaScript

  •1212 forks•2020 stars•2828 issues•3232 pull requests•Updated Apr 25, 2026Apr 25, 2026

• aria-practices

  Public
  WAI-ARIA Authoring Practices Guide (APG)

  csshtmlaria

  csshtmlaria

  HTML

  •

  Other

  •464464 forks•1.3k1.3k stars•638638 issues•6161 pull requests•Updated Apr 25, 2026Apr 25, 2026

• bp-i18n-specdev

  Public
  Internationalization Best Practices for Spec Developers

  i18n

  i18n

  HTML

  •

  Other

  •1919 forks•3434 stars•2626 issues•1010 pull requests•Updated Apr 25, 2026Apr 25, 2026

• ruby-tts-req

  Public
  Text to Speech of Electronic Documents Containing Ruby: User Requirements

  HTML

  •

  Other

  •22 forks•22 stars•33 issues•00 pull requests•Updated Apr 25, 2026Apr 25, 2026

• 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

  i18nunicodew3c

  HTML

  •7171 forks•7676 stars•118118 issues•4343 pull requests•Updated Apr 25, 2026Apr 25, 2026

• epub-specs

  Public
  Shared workspace for EPUB 3 specifications.

  publishingepubdigital-publishing+ 1

  publishingepubdigital-publishingepub-wg

  HTML

  •

  Other

  •6565 forks•369369 stars•5757 issues•33 pull requests•Updated Apr 25, 2026Apr 25, 2026

• wai-wcag-em

  Public
  JavaScript

  •

  Other

  •44 forks•88 stars•2727 issues•22 pull requests•Updated Apr 25, 2026Apr 25, 2026

• activitystreams

  Public
  Activity Streams 2.0

  socialsocial-networkformat+ 5

  socialsocial-networkformatfeedspecificationactivitiesas2activitystreams

  HTML

  •

  Other

  •6666 forks•306306 stars•110110 issues•2525 pull requests•Updated Apr 24, 2026Apr 24, 2026

• css-validator

  Public
  W3C CSS Validation Service

  Java

  •

  Other

  •116116 forks•235235 stars•4646 issues•77 pull requests•Updated Apr 24, 2026Apr 24, 2026

• csswg-drafts

  Public
  CSS Working Group Editor Drafts

  css

  css

  Bikeshed

  •

  Other

  •787787 forks•4.8k4.8k stars•4.4k4.4k issues•120120 pull requests•Updated Apr 24, 2026Apr 24, 2026