coturn TURN server project
C/C++ WebRTC network library featuring Data Channels, Media Transport
PJSIP project
Cross-Platform screen sharing
Overlay networks based on WebRTC.
Group peer to peer video calls for everyone written in Go
Pion TURN, an API for building TURN clients and servers
VoIP/SIP SoftPhone (formerly known as jphonelite)
Safer Puppy Linux for activists, educators, low bandwidth, 32 & 64bit
STUN/TURN Server
Simple interface for advertising blocking via the webRequest APIs
Java VoIP Softphone (SIP) (replaced by jfPhone)
High performance, production quality STUN server and client library
The fastest, easiest and most powerful way to make 8-bit images
SIP Video Multiconference Media Server with WebRTC support.
Simple and efficient tool for SIP trace filtering
F-Talk cross-platform p2p encrypted secure voip software
Build NAT to NAT tunnel with a third-party php server.