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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.
README.md

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  1. webauthn webauthn Public

    Web Authentication: An API for accessing Public Key Credentials

    HTML 1.4k 265

  2. webcodecs webcodecs Public

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

    HTML 1.2k 175

  3. manifest manifest Public

    Manifest for web apps

    HTML 708 179

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

    W3C Verifiable Credentials v2.0 Specification

    HTML 352 132

  5. gpc gpc Public

    Global Privacy Control Specification

    HTML 172 76

  6. png png Public

    Maintenance of the PNG specification

    HTML 100 24

Repositories

Showing 10 of 1113 repositories
  • specberus Public

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

    w3c/specberus’s past year of commit activity
    JavaScript 89 MIT 58 47 4 Updated Mar 28, 2026
  • css-validator Public

    W3C CSS Validation Service

    w3c/css-validator’s past year of commit activity
    Java 236 115 56 7 Updated Mar 28, 2026
  • spec-dashboard Public

    Tools to monitor development of specs across groups

    w3c/spec-dashboard’s past year of commit activity
    JavaScript 30 13 7 0 Updated Mar 28, 2026
  • webref Public

    Machine-readable references of terms defined in web browser specifications

    w3c/webref’s past year of commit activity
    JavaScript 418 MIT 118 51 4 Updated Mar 28, 2026
  • cg-monitor Public

    Dashboard of activity from Community Groups

    w3c/cg-monitor’s past year of commit activity
    JavaScript 19 24 5 4 Updated Mar 28, 2026
  • validate-repos Public

    Test whether W3C spec repos match a set of best practices

    w3c/validate-repos’s past year of commit activity
    JavaScript 21 14 16 14 Updated Mar 28, 2026
  • wcag Public

    Web Content Accessibility Guidelines

    w3c/wcag’s past year of commit activity
    HTML 1,394 384 485 95 Updated Mar 28, 2026
  • mathml Public

    MathML4 editors draft

    w3c/mathml’s past year of commit activity
    HTML 76 20 34 1 Updated Mar 28, 2026
  • ift-client-tests Public
    w3c/ift-client-tests’s past year of commit activity
    Python 2 4 28 1 Updated Mar 28, 2026
  • csswg-drafts Public

    CSS Working Group Editor Drafts

    w3c/csswg-drafts’s past year of commit activity
    Bikeshed 4,823 781 4,323 (36 issues need help) 131 Updated Mar 27, 2026
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