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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

    HTML 1.4k 271

  2. webcodecs webcodecs Public

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

    HTML 1.2k 177

  3. manifest manifest Public

    Manifest for web apps

    HTML 708 180

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

    W3C Verifiable Credentials v2.0 Specification

    HTML 354 132

  5. gpc gpc Public

    Global Privacy Control Specification

    HTML 180 77

  6. png png Public

    Maintenance of the PNG specification

    HTML 103 24

Repositories

Showing 10 of 1112 repositories
  • wai-evaluation-tools-list Public

    List of Accessibility Evaluation Tools

    w3c/wai-evaluation-tools-list’s past year of commit activity
    JavaScript 13 15 19 79 Updated Apr 22, 2026
  • ift-encoder Public

    A web fonts IFT encoder implementation

    w3c/ift-encoder’s past year of commit activity
    C++ 10 6 7 0 Updated Apr 22, 2026
  • csswg-wiki Public

    CSS Working Group Wiki – community-editable documentation

    w3c/csswg-wiki’s past year of commit activity
    Markdown 5 17 0 0 Updated Apr 22, 2026
  • epub-specs Public

    Shared workspace for EPUB 3 specifications.

    w3c/epub-specs’s past year of commit activity
    HTML 368 65 58 5 Updated Apr 22, 2026
  • csswg-drafts Public

    CSS Working Group Editor Drafts

    w3c/csswg-drafts’s past year of commit activity
    Bikeshed 4,827 787 4,347 (36 issues need help) 120 Updated Apr 22, 2026
  • a11y-discov-vocab Public

    Repository for the maintenance of the schema.org accessibility property values for discoverability.

    w3c/a11y-discov-vocab’s past year of commit activity
    HTML 27 15 20 1 Updated Apr 22, 2026
  • aria Public

    Accessible Rich Internet Applications (WAI-ARIA)

    w3c/aria’s past year of commit activity
    HTML 740 144 409 (19 issues need help) 62 Updated Apr 22, 2026
  • yml2vocab Public

    Generate RDFS vocabulary files from YAML

    w3c/yml2vocab’s past year of commit activity
    HTML 22 6 0 0 Updated Apr 22, 2026
  • webauthn Public

    Web Authentication: An API for accessing Public Key Credentials

    w3c/webauthn’s past year of commit activity
    HTML 1,382 271 78 14 Updated Apr 22, 2026
  • css-validator Public

    W3C CSS Validation Service

    w3c/css-validator’s past year of commit activity
    Java 235 116 47 7 Updated Apr 22, 2026
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