Skip to content

@w3c World Wide Web Consortium

Change the repository type filter

All

    Repositories list

    1.1k repositories

    • validate-repos

      Public
      Test whether W3C spec repos match a set of best practices
      JavaScript
      •
      Other
      •14•21•16•9•Updated Apr 12, 2026Apr 12, 2026

    • wcag

      Public
      Web Content Accessibility Guidelines
      HTML
      •
      Other
      •398•1.4k•450•92•Updated Apr 12, 2026Apr 12, 2026

    • cogai

      Public
      for work by the Cognitive AI community group
      HTML
      •
      Other
      •26•74•28•3•Updated Apr 11, 2026Apr 11, 2026

    • browser-specs

      Public
      A machine-readable list of Web specifications
      JavaScript
      •
      Other
      •54•305•78•4•Updated Apr 11, 2026Apr 11, 2026

    • webref

      Public
      Machine-readable references of terms defined in web browser specifications
      cssidlweb-platform
      cssidlweb-platformdefinitions-data
      JavaScript
      •
      MIT License
      •120•424•51•5•Updated Apr 11, 2026Apr 11, 2026

    • yaml-ld

      Public
      CG specification for YAML-LD and UCR
      yamljsonlinked-data
      yamljsonlinked-datardfw3c
      HTML
      •
      Other
      •8•32•26•2•Updated Apr 11, 2026Apr 11, 2026

    • rdf-tests

      Public
      Repository for the RDF Tests Community Group
      HTML
      •
      Other
      •28•64•39•9•Updated Apr 11, 2026Apr 11, 2026

    • json-ld-wg

      Public
      Documentation for the JSON-LD Working Group
      json-ld-wgjson-ld-11
      json-ld-wgjson-ld-11
      HTML
      •
      Other
      •14•32•7•2•Updated Apr 11, 2026Apr 11, 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
      •36•103•63•16•Updated Apr 11, 2026Apr 11, 2026

    • spec-dashboard

      Public
      Tools to monitor development of specs across groups
      JavaScript
      •13•30•7•0•Updated Apr 11, 2026Apr 11, 2026

    • vc-wg

      Public
      Working home repository of the W3C Verifiable Credentials WG
      vcvc-wg
      vcvc-wg
      HTML
      •
      Other
      •0•3•5•0•Updated Apr 11, 2026Apr 11, 2026

    • data-shapes

      Public
      Data Shapes WG repo
      HTML
      •
      Other
      •45•146•206•14•Updated Apr 11, 2026Apr 11, 2026

    • manifest

      Public
      Manifest for web apps
      HTML
      •
      Other
      •180•708•58•5•Updated Apr 11, 2026Apr 11, 2026

    • cg-monitor

      Public
      Dashboard of activity from Community Groups
      JavaScript
      •24•19•5•4•Updated Apr 11, 2026Apr 11, 2026

    • epub-specs

      Public
      Shared workspace for EPUB 3 specifications.
      publishingepubdigital-publishing
      publishingepubdigital-publishingepub-wg
      HTML
      •
      Other
      •65•366•62•5•Updated Apr 11, 2026Apr 11, 2026

    • yml2vocab

      Public
      Generate RDFS vocabulary files from YAML
      rdfw3cvc-wg
      rdfw3cvc-wg
      HTML
      •
      Other
      •6•22•0•0•Updated Apr 11, 2026Apr 11, 2026

    • wai-evaluation-tools-list

      Public
      List of Accessibility Evaluation Tools
      accessibility
      accessibility
      JavaScript
      •15•13•19•72•Updated Apr 11, 2026Apr 11, 2026

    • gamepad

      Public
      Gamepad
      HTML
      •
      Other
      •47•155•47•13•Updated Apr 11, 2026Apr 11, 2026

    • ift-client-tests

      Public
      Python
      •
      Other
      •4•2•25•0•Updated Apr 10, 2026Apr 10, 2026

    • ift-encoder

      Public
      A web fonts IFT encoder implementation
      C++
      •
      Other
      •6•10•7•1•Updated Apr 10, 2026Apr 10, 2026

    • specberus

      Public
      Checker used at W3C to validate the compliance of Technical Reports with publication rules
      JavaScript
      •
      MIT License
      •57•89•46•4•Updated Apr 10, 2026Apr 10, 2026

    • reffy

      Public
      Reffy is a Web spec crawler and analyzer tool. It is notably used to update Webref
      JavaScript
      •
      MIT License
      •25•81•42•5•Updated Apr 10, 2026Apr 10, 2026

    • spec-generator

      Public
      Service to automatically generate specs from various source formats
      TypeScript
      •
      MIT License
      •20•42•7•1•Updated Apr 10, 2026Apr 10, 2026

    • tpac-breakouts

      Public
      Documentation and Management of TPAC plenary day breakouts
      JavaScript
      •
      Other
      •7•10•31•8•Updated Apr 10, 2026Apr 10, 2026

    • csswg-drafts

      Public
      CSS Working Group Editor Drafts
      css
      css
      Bikeshed
      •
      Other
      •785•4.8k•4.3k•132•Updated Apr 10, 2026Apr 10, 2026

    • webappsec-credential-management

      Public
      WebAppSec Credential Management
      HTML
      •
      Other
      •44•61•96•11•Updated Apr 10, 2026Apr 10, 2026

    • wai-website-theme

      Public
      WAI Website Theme
      JavaScript
      •
      Other
      •23•9•22•6•Updated Apr 10, 2026Apr 10, 2026

    • did-extensions

      Public
      Decentralized Identifier Ecosystem Extensions
      did-wg
      did-wg
      HTML
      •
      Other
      •257•136•50•25•Updated Apr 10, 2026Apr 10, 2026

    • wai-aria-practices

      Public
      WAI Website Resource for aria-practices guidelines
      JavaScript
      •12•20•28•28•Updated Apr 10, 2026Apr 10, 2026

    • aria-practices

      Public
      WAI-ARIA Authoring Practices Guide (APG)
      csshtmlaria
      csshtmlaria
      HTML
      •
      Other
      •462•1.3k•635•57•Updated Apr 10, 2026Apr 10, 2026
    ProTip! When viewing an organization's repositories, you can use the props. filter to filter by custom property.