Freshmeat page: http://www.freshmeat.net/appindex/1998/06/19/898284402.html
Listar is a GPL'd mailing list managment software designed to be HIGHLY extensible and flexible. It has been under development for about 2.5 years now and I've been involved with it for 2 years of that as co-developer with Jeremy Blackman.
This project has the following developers:
New HTML Parser: The long-awaited libxml2 based HTML parser code is live. It needs further work but already handles most markup better than the original parser.
Keep up with the latest Advogato features by reading the Advogato status blog.
If you're a C programmer with some spare time, take a look at the mod_virgule project page and help us with one of the tasks on the ToDo list!