H.323 Gatekeeper for VoIP and videconferencing
Java VoIP/SIP PBX system (replaced by jfPBX)
A simple noise gate app intended for use with VOIPs like Skype.
Universal Framework to audit Voip protocols's security
Send Asterisk CDR to serial device
Optimized and cross platform SMPTE 2022 FEC library in C, Python, Java
A P2P Messenger which uses JXTA. It provides secure RSA/AES end-to-end
A suite of open-source tools and frameworks for creating SIP apps
Web interface for OpenSIPS