gupnp-media-server coming soon..
Next on my TODO is a desktop-wide UPnP MediaServer based on tracker. Basically, it will make all of your media availabe to other UPnP devices that is tagged as "shared via UPnP". I already have a working dummy implementation, based on code from Jorn's rhythmbox plugin. I call it "dummy" because ATM it only exports a hardcoded list of media files. Here is a screenshot of Windows Media Player playing music from it using on2share plugin:
Syndicated 2008-04-26 14:59:00 (Updated 2008-04-27 12:54:14) from zeenix