Development toolkit for Web Services and XML data bindings for C & C++
Fast Bayesian spam filter along lines suggested by Paul Graham
PeerGuardian - a privacy oriented firewall application
The best free media player for video and DVDs
PinoyChat: The International Chatroom App for Desktop
A Work-In-Progress, Full-Featured, Open Source IRC Client
The IRC's Talking Robot
Liberté Linux: Mission-critical stealth communication