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In the comfort of your browser, learn Web technologies such as HTML, CSS from the people who create them.

Tools

Lead your code to its full potential with great and open source tools.

Get Involved

Get involved in the creation of Web standards. Yes, that's where cool people hang out.

web-platform-tests

W3C-coordinated effort to build a cross-browser testsuite for the majority of the web platform

W3C Developers San Francisco

W3C Dev Meetup on November 6 2017 in San Francisco

Once a year, W3C gathers most of its community during its Technical Plenary week (a.k.a as TPAC). We take advantage of this gathering to invite developers to learn about the latest evolutions of the Open Web Platform as part of our Developers Meetup, on November 6, in the outskirts of San Francisco.

The event is free to attend, but registration is required..

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Introducing W3C Friends

We are making it easy for you to join as Friends, take advantage of our offerings, and donate to support us in conducting the activities that fulfill the W3C's mission.

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