Java wrapper for the popular chat & VOIP service
Software per Call Center
Accent interfaces and controls systems through goals and policies
Enterprise telephony recording and retrieval system
Samples and wrappers around the Bria desktop API
SIP Video Multiconference Media Server with WebRTC support.
Cress is a comprehensive toolset for graphical service/workflow design
JAvascript Voicexml InterpretER
A simple noise gate app intended for use with VOIPs like Skype.
Android application for sending sms with a little help of QR codes.
ss7mon an SS7/SIGTRAN signalling monitor
A suite of open-source tools and frameworks for creating SIP apps