http://www.dembroski.org/

ArtHacking, the site for his PhD dissertation:

http://arthacking.org/php/index.php

Personally I’d take Stallman as a starting point rather than Raymond, but lots of artists seem to prefer Raymond. I don’t know why… 🙂

http://artlibre.org/

AARON.

I’ve got an entry on Harold Cohen in the works and I need to make the OGL entry more NPOV.

Wikipedia really makes me think of A&L’s Indexing projects of the early 1970s, as do folksonomies.

What is the artistic equivalent of an encyclopedia (Wikipedia) or an operating system (GNU) ?

http://www.libresociety.org/

Lots of good articles and research at his site here: http://www.tomchance.org.uk/

http://www.djspooky.com/articles.html

I particularly recommend his articles on Duchamp and Warhol, and his interview with Chris Ofili.