Java wrapper for the popular chat & VOIP service
PHP version of Google's phone number handling library
Browse on Tor / i2p - Anon p2p Chat / FileTx, Conf / Video VoIP
Desktop communication tool: chat, telephony, multimedia
Software per Call Center
A beautiful SMS messenger for Android
Java VoIP Softphone (SIP) (replaced by jfPhone)
Free software and hardware for telephony
High performance, production quality STUN server and client library
Accent interfaces and controls systems through goals and policies
Enterprise telephony recording and retrieval system
Continues the legacy of C4 CMTS, higher density, cost effectiveness
H.323 Gatekeeper for VoIP and videconferencing
ARRIS NVG34x-Series Voice, Video and Data residential gateway
SIP Video Multiconference Media Server with WebRTC support.
Samples and wrappers around the Bria desktop API
Cress is a comprehensive toolset for graphical service/workflow design
Java VoIP/SIP PBX system (replaced by jfPBX)
JAvascript Voicexml InterpretER
Android Telemarketing (Junk) call blocker