Java wrapper for the popular chat & VOIP service
Matrix reference homeserver
VICIdial Contact Center Suite
High performance, production quality STUN server and client library
Accent interfaces and controls systems through goals and policies
SIP Video Multiconference Media Server with WebRTC support.
SIP_SERVER_METI
an open platform to enable next generation On Demand services
An administration web interface for Mumble VoIP servers in PHP
Small and effective program for SIP traces anonymization
A Murmur-Server Webinterface written in PHP for Mumble
A suite of open-source tools and frameworks for creating SIP apps