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@w3c

World Wide Web Consortium

We are an international community that develops open standards to ensure the long-term growth of the Web. Most of our groups do their work here.

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  1. webauthn webauthn Public

    Web Authentication: An API for accessing Public Key Credentials

    Bikeshed 1.5k 314

  2. webcodecs webcodecs Public

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

    HTML 1.3k 194

  3. manifest manifest Public

    Manifest for web apps

    HTML 730 191

  4. vc-data-model vc-data-model Public

    W3C Verifiable Credentials v2.0 Specification

    HTML 377 142

  5. gpc gpc Public

    Global Privacy Control Specification

    HTML 237 121

  6. png png Public

    Maintenance of the PNG specification

    HTML 124 34

Repositories

Showing 10 of 1110 repositories
  • wcag3 Public

    WCAG 3

    w3c/wcag3's past year of commit activity
    Astro 188 48 449 52 Updated Nov 4, 2026
  • webref Public

    Machine-readable references of terms defined in web browser specifications

    w3c/webref's past year of commit activity
    JavaScript 487 MIT 140 49 7 Updated Nov 4, 2026
  • charter-drafts Public

    Draft W3C WG and IG charters for public review

    w3c/charter-drafts's past year of commit activity
    HTML 81 84 16 9 Updated Nov 4, 2026
  • ttml2 Public

    Timed Text Markup Language 2 (TTML2)

    w3c/ttml2's past year of commit activity
    XSLT 45 10 53 4 Updated Nov 4, 2026
  • rdf-star-wg Public

    RDF-star Working Group

    w3c/rdf-star-wg's past year of commit activity
    41 11 18 4 Updated Nov 4, 2026
  • hr-time Public

    High Resolution Time

    w3c/hr-time's past year of commit activity
    Bikeshed 58 28 7 2 Updated Nov 4, 2026
  • wai-evaluation-tools-list Public

    List of Accessibility Evaluation Tools

    w3c/wai-evaluation-tools-list's past year of commit activity
    JavaScript 18 18 19 367 Updated Nov 4, 2026
  • ossref Public

    List of open-source software developed by W3C or used for progressing specifications at W3C

    w3c/ossref's past year of commit activity
    TypeScript 2 CC0-1.0 0 42 1 Updated Nov 4, 2026
  • wcag Public

    Web Content Accessibility Guidelines

    w3c/wcag's past year of commit activity
    HTML 1,517 563 416 75 Updated Nov 4, 2026
  • spec-prod Public

    GitHub Action to build ReSpec/Bikeshed specs, validate output and publish to GitHub pages or W3C

    w3c/spec-prod's past year of commit activity
    TypeScript 44 MIT 29 42 (1 issue needs help) 2 Updated Nov 4, 2026