http://cointel.de
by Hans Wastlhuber and Hannes Niepold. The first & still only truly "interactive" on-line comic jam.
Cool stuff, cool people with a real point of view.
http://frozenelephantsmusic.com/
FROZEN ELEPHANTS MUSIC is a non-profit collection of audio works focusing on new and dedicated approaches of electronic composition, improvisation and listening experiences, featuring an internatonal range of artists. Frozen Elephants Music is an online platform for the presentation and diffusion of these works, also hosting a concert series.
http://stfu.regicide.org
STFU is an open collective of electronic musicians and visual artists who use the internet as their main means of communication. It is a network of groups and individuals who come together to make live electronic music events happen.
http://www.campuscast.de/
Podcasts from Bauhaus University in Weimar...updated irregullary..