Source code is available. Visit the Annotea home page. As part of the W3C Synchronized Multimedia Activity, the SYMM Working Group has issued an updated Working Draft of the Synchronized Multimedia Integration Language 2.0. Read the answers to frequently asked questions about P3P and more on the W3C Privacy Activity. The W3C Web site hosts specifications, guidelines, software and tools.
Public participation is welcome.
W3C supports universal access, the semantic Web, trust, interoperability, evolvability, decentralization, and cooler multimedia.