Unified Communications Server
Java VoIP Softphone (SIP) (replaced by jfPhone)
H.323 Gatekeeper for VoIP and videconferencing
Java VoIP/SIP PBX system (replaced by jfPBX)
1 on 1 Webcam Videochat Script with P2P Support
Baresip is a modular SIP User-Agent with audio and video support
Optimized and cross platform SMPTE 2022 FEC library in C, Python, Java