Your feedback matters. Take the W3C 2026 community survey today!
Understand the various specifications, their maturity levels on the web standards track, their adoption, and the groups that develop them.
W3C works at the nexus of core technology, industry needs, and societal needs.
Master web fundamentals, use our developer tools, or contribute code.
Recent content across news, blogs, press releases, media; upcoming events.
Make a huge difference to our operations as a public-interest non-profit, and help us to achieve our vision.
Understand our values and principles, learn our history, look into our policies, meet our people.
HackerOne
Consortium of European Social Science Data Archives
Individual CLA commitment
Individual CLA commitment but affiliated with Instituto Superior Tecnico, Technical University of Lisbon
Engineering Ingegneria Informatica S.p.A
W3C
Universität Leipzig
Astius Consulting
Individual CLA commitment but affiliated with SuisseCo GmbH
Evri Insight
Semantic Web Company GmbH
European Union Satellite Centre
Individual CLA commitment but affiliated with University of Glamorgan
Centre for Research and Technology Hellas
University of Zagreb, Faculty of Organization and Informatics
University of Athens
Individual CLA commitment but affiliated with Food and Agriculture Organization of the United Nations
National Technical University of Athens
Fraunhofer Gesellschaft
TEKETKOM LTD
ERTICO-ITS Europe
Karlsruhe Institute of Technology
Open PHACTS Foundation
INNOVIMAX
Timea's Github account
