Repositories list

• wot-marketing

  Public

  w3c/wot-marketing’s past year of commit activity
  Web of Things (WoT) Marketing

  HTML

  •

  Other

  •19•15•23•2•Updated Feb 26, 2026Feb 26, 2026

• imsc

  Public

  w3c/imsc’s past year of commit activity
  TTML Profiles for Internet Media Subtitles and Captions (IMSC)

  HTML

  •

  Other

  •16•33•20•0•Updated Feb 26, 2026Feb 26, 2026

• publ-a11y-display-guide-localizations

  Public

  w3c/publ-a11y-display-guide-localizations’s past year of commit activity
  Localizations of the Accessibility Metadata Display Guide for Digital Publications

  HTML

  •

  Other

  •2•0•0•0•Updated Feb 26, 2026Feb 26, 2026

• performance-timeline

  Public

  w3c/performance-timeline’s past year of commit activity
  Performance Timeline

  apiperformanceweb+ 4web-applicationperformance-metricsspecificationwebapp

  HTML

  •

  Other

  •26•114•13•2•Updated Feb 26, 2026Feb 26, 2026

• csswg-wiki

  Public

  w3c/csswg-wiki’s past year of commit activity
  CSS Working Group Wiki – community-editable documentation

  csswikiw3c+ 1w3css

  Markdown

  •2•1•0•0•Updated Feb 26, 2026Feb 26, 2026

• pm-wg

  Public

  w3c/pm-wg’s past year of commit activity
  Publishing Maintenance Working Group

  HTML

  •

  Other

  •4•3•1•0•Updated Feb 26, 2026Feb 26, 2026

• mediacapture-surface-control

  Public
  Web API allowing capturing applications limited control over captured surfaces.

  webrtcwebapiscreenshare

  HTML

  •

  Other

  •3•13•6•2•Updated Feb 26, 2026Feb 26, 2026

• aria

  Public

  w3c/aria’s past year of commit activity
  Accessible Rich Internet Applications (WAI-ARIA)

  HTML

  •

  Other

  •143•739•443•63•Updated Feb 26, 2026Feb 26, 2026

• wot

  Public
  Web of Things

  HTML

  •134•230•27•5•Updated Feb 26, 2026Feb 26, 2026

• wot-thing-description

  Public
  Web of Things (WoT) Thing Description

  HTML

  •

  Other

  •65•150•253•7•Updated Feb 26, 2026Feb 26, 2026

• webcrypto

  Public

  w3c/webcrypto’s past year of commit activity
  The W3C Web Cryptography API

  HTML

  •

  Other

  •71•287•56•6•Updated Feb 26, 2026Feb 26, 2026

• data-shapes

  Public

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

  HTML

  •

  Other

  •44•144•212•19•Updated Feb 26, 2026Feb 26, 2026

• did

  Public

  w3c/did’s past year of commit activity
  W3C Decentralized Identifier Specification

  did-wg

  HTML

  •

  Other

  •103•457•8•1•Updated Feb 26, 2026Feb 26, 2026

• webdriver-bidi

  Public

  w3c/webdriver-bidi’s past year of commit activity
  Bidirectional WebDriver protocol for browser automation

  Bikeshed

  •67•482•237•30•Updated Feb 26, 2026Feb 26, 2026

• webref

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

  cssidlweb-platform+ 1definitions-data

  JavaScript

  •

  MIT License

  •116•408•49•0•Updated Feb 26, 2026Feb 26, 2026

• picture-in-picture

  Public

  w3c/picture-in-picture’s past year of commit activity
  Picture-in-Picture (PiP)

  picture-in-picture

  Bikeshed

  •

  Other

  •42•313•18•3•Updated Feb 26, 2026Feb 26, 2026

• groups

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

  JavaScript

  •

  MIT License

  •3•9•0•0•Updated Feb 26, 2026Feb 26, 2026

• rdf-tests

  Public
  Repository for the RDF Tests Community Group

  HTML

  •

  Other

  •26•63•38•12•Updated Feb 26, 2026Feb 26, 2026

• AB-public

  Public

  w3c/AB-public’s past year of commit activity
  Advisory Board repository for materials not meant to be restricted to W3C Members

  HTML

  •23•27•27•1•Updated Feb 26, 2026Feb 26, 2026

• spec-prod

  Public

  w3c/spec-prod’s past year of commit activity
  GitHub Action to build ReSpec/Bikeshed specs, validate output and publish to GitHub pages or W3C

  github-pagesw3cvalidator+ 6hacktoberfestrespecbikeshedechidnagithub-actionsspec-generator

  TypeScript

  •

  MIT License

  •26•40•44•2•Updated Feb 26, 2026Feb 26, 2026

• publishingcg

  Public

  w3c/publishingcg’s past year of commit activity
  Publishing Community Group *** Home for the incubation of publishing standards

  publishingdigital-publishingpubl-wg

  HTML

  •

  Other

  •4•29•52•1•Updated Feb 26, 2026Feb 26, 2026

• csswg-drafts

  Public

  w3c/csswg-drafts’s past year of commit activity
  CSS Working Group Editor Drafts

  css

  Bikeshed

  •

  Other

  •777•4.8k•4.3k•134•Updated Feb 26, 2026Feb 26, 2026

• reffy

  Public

  w3c/reffy’s past year of commit activity
  Reffy is a Web spec crawler and analyzer tool. It is notably used to update Webref

  JavaScript

  •

  MIT License

  •25•81•40•7•Updated Feb 26, 2026Feb 26, 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

  HTML

  •69•75•109•23•Updated Feb 26, 2026Feb 26, 2026

• spec-dashboard

  Public

  w3c/spec-dashboard’s past year of commit activity
  Tools to monitor development of specs across groups

  JavaScript

  •13•30•7•0•Updated Feb 26, 2026Feb 26, 2026

• epub-specs

  Public

  w3c/epub-specs’s past year of commit activity
  Shared workspace for EPUB 3 specifications.

  publishingepubdigital-publishing+ 1epub-wg

  HTML

  •

  Other

  •64•358•56•7•Updated Feb 26, 2026Feb 26, 2026

• browser-specs

  Public

  w3c/browser-specs’s past year of commit activity
  A machine-readable list of Web specifications

  JavaScript

  •

  Other

  •51•301•75•4•Updated Feb 26, 2026Feb 26, 2026

• wai-website

  Public

  w3c/wai-website’s past year of commit activity
  This repository hosts the W3C WAI web site.

  accessibilityw3c

  HTML

  •

  Other

  •1.2k•115•348•53•Updated Feb 26, 2026Feb 26, 2026

• sdw-sosa-ssn

  Public

  w3c/sdw-sosa-ssn’s past year of commit activity
  Repository of the Spatial Data on the Web Working Group for the SOSA/SSN vocabulary

  HTML

  •9•15•14•3•Updated Feb 26, 2026Feb 26, 2026

• geolocation

  Public

  w3c/geolocation’s past year of commit activity
  Geolocation specification

  HTML

  •63•87•20•6•Updated Feb 26, 2026Feb 26, 2026