Java wrapper for the popular chat & VOIP service
Java VoIP Softphone (SIP) (replaced by jfPhone)
Accent interfaces and controls systems through goals and policies
SIP Video Multiconference Media Server with WebRTC support.
Java VoIP/SIP PBX system (replaced by jfPBX)
A simple noise gate app intended for use with VOIPs like Skype.
Positional Audio Communication for Minecraft with Mumble
Open source streamlined SIP client built on Linphone
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
The OZEKI VoIP Service Checker allows you to check VoIP services.
A P2P Messenger which uses JXTA. It provides secure RSA/AES end-to-end
client-server full java chat audio-video file sharing
A suite of open-source tools and frameworks for creating SIP apps