A beautiful SMS messenger for Android
Java VoIP Softphone (SIP) (replaced by jfPhone)
Accent interfaces and controls systems through goals and policies
Enterprise telephony recording and retrieval system
SIP Video Multiconference Media Server with WebRTC support.
Java VoIP/SIP PBX system (replaced by jfPBX)
Android Telemarketing (Junk) call blocker
Open source streamlined SIP client built on Linphone
ss7mon an SS7/SIGTRAN signalling monitor
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.
Android QWERTY phone
Provide and share included open source code with the community.