Java wrapper for the popular chat & VOIP service
PHP version of Google's phone number handling library
Modern, AI-Smart, WASTE p2p for ipv4, Tor and i2p + Voice Conference.
Customer Relation Management Software with CTI integration support
Desktop communication tool: chat, telephony, multimedia
Software per Call Center
A beautiful SMS messenger for Android
Java VoIP Softphone (SIP) (replaced by jfPhone)
Sim Card explorer and decoder
Accent interfaces and controls systems through goals and policies
Enterprise telephony recording and retrieval system
H.323 Gatekeeper for VoIP and videconferencing
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
A simple noise gate app intended for use with VOIPs like Skype.