World Wide Web Consortium

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1.1k repositories

validate-repos
Public
Test whether W3C spec repos match a set of best practices
JavaScript
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Other
•14•21•14•11•Updated Jan 24, 2026Jan 24, 2026
csswg-drafts
Public
CSS Working Group Editor Drafts
css
Bikeshed
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Other
•765•4.8k•4.2k•122•Updated Jan 23, 2026Jan 23, 2026
editing
Public
Specs and explainers maintained by the editing task force
HTML
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Other
•38•198•119•2•Updated Jan 23, 2026Jan 23, 2026
odrl
Public
ODRL Community Group Repository
odrl
HTML
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Other
•13•30•66•1•Updated Jan 23, 2026Jan 23, 2026
aria
Public
Accessible Rich Internet Applications (WAI-ARIA)
HTML
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Other
•141•738•446•67•Updated Jan 23, 2026Jan 23, 2026
gargantua
Public
API to gather W3C information
HTML
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MIT License
•2•4•4•0•Updated Jan 23, 2026Jan 23, 2026
sparql-query
Public
HTML
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Other
•3•18•91•2•Updated Jan 23, 2026Jan 23, 2026
lws-ucs
Public
Use-cases for the Linked Web Storage Protocol
HTML
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Other
•10•14•135•2•Updated Jan 23, 2026Jan 23, 2026
tpac-breakouts
Public
Documentation and Management of TPAC plenary day breakouts
JavaScript
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Other
•7•9•32•0•Updated Jan 23, 2026Jan 23, 2026
webref
Public
Machine-readable references of terms defined in web browser specifications
css idl web-platform definitions-data
JavaScript
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MIT License
•114•398•50•2•Updated Jan 23, 2026Jan 23, 2026
rdf-semantics
Public
HTML
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Other
•5•21•4•3•Updated Jan 23, 2026Jan 23, 2026
wcag
Public
Web Content Accessibility Guidelines
HTML
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Other
•344•1.4k•483•114•Updated Jan 23, 2026Jan 23, 2026
epub-specs
Public
Shared workspace for EPUB 3 specifications.
publishing epub digital-publishing epub-wg
HTML
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Other
•64•351•47•7•Updated Jan 23, 2026Jan 23, 2026
lws-protocol
Public
Linked Web Storage Protocol
HTML
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Other
•7•17•15•4•Updated Jan 23, 2026Jan 23, 2026
wcag3
Public
WCAG 3
Astro
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Other
•28•110•326•1•Updated Jan 23, 2026Jan 23, 2026
wcag-act-rules
Public
WCAG Conformance Test Rules
HTML
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Other
•16•28•34•6•Updated Jan 23, 2026Jan 23, 2026
smartagents-workshop
Public
HTML
•2•0•0•0•Updated Jan 23, 2026Jan 23, 2026
vc-wg
Public
Working home repository of the W3C Verifiable Credentials WG
vc vc-wg
HTML
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Other
•0•1•1•0•Updated Jan 23, 2026Jan 23, 2026
pm-wg
Public
Publishing Maintenance Working Group
HTML
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Other
•4•3•1•0•Updated Jan 23, 2026Jan 23, 2026
a11y-discov-vocab
Public
Repository for the maintenance of the schema.org accessibility property values for discoverability.
accessibility a11y vocabulary publishing ontology
HTML
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Other
•13•27•26•0•Updated Jan 23, 2026Jan 23, 2026
klreq
Public
Requirements for Hangul Text Layout and Typography
HTML
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Other
•8•31•46•1•Updated Jan 23, 2026Jan 23, 2026
groups
Public
Complement to https://www.w3.org/groups/
JavaScript
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MIT License
•3•9•2•0•Updated Jan 23, 2026Jan 23, 2026
epub-tests
Public
Test repository for EPUB3, maintained by the EPUB3 WG
publishing epub digital-publishing epub-wg
HTML
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Other
•14•28•1•1•Updated Jan 23, 2026Jan 23, 2026
generic-sensor-demos
Public
Demos for Generic Sensor API
HTML
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Other
•0•0•0•0•Updated Jan 23, 2026Jan 23, 2026
yml2vocab
Public
Generate RDFS vocabulary files from YAML
rdf w3c vc-wg
HTML
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Other
•5•21•0•1•Updated Jan 23, 2026Jan 23, 2026
wai-website-theme
Public
WAI Website Theme
JavaScript
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Other
•23•8•22•4•Updated Jan 23, 2026Jan 23, 2026
wot-thing-description-toolchain-tmp
Public
work area for WoT Thing Description toolchain
Python
•1•7•15•2•Updated Jan 23, 2026Jan 23, 2026
json-ld-syntax
Public
JSON-LD 1.1 Specification
json-ld-wg json-ld-11
HTML
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Other
•24•135•51•4•Updated Jan 23, 2026Jan 23, 2026
publ-a11y
Public
Accessibility related discussions of the Publishing@W3C Groups
accessibility publishing digital-publishing pm-wg
HTML
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Other
•6•36•44•2•Updated Jan 23, 2026Jan 23, 2026
attribution
Public
Attribution API
api privacy browser web advertising
Bikeshed
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Other
•60•75•33•4•Updated Jan 23, 2026Jan 23, 2026