Unified Communications System - PBX System
High performance, production quality STUN server and client library
H.323 Gatekeeper for VoIP and videconferencing
Microscopic AGI framework.
Webface witch extract CDR (Call Detail Records) from MySQL base.
VozBox. Asterisk VoIP PBX.
Respins of various open source PBX projects
C++ SIP stack based on Chrome source code