Java wrapper for the popular chat & VOIP service
Matrix reference homeserver
Issabel PBX - Unified Communications
VoIP SIP and SKINNY quality analyzer and packet / audio recording tool
Modern, AI-Smart, WASTE p2p for ipv4, Tor and i2p + Voice Conference.
Unified Communications Server
Unified Communications System - PBX System
Java VoIP Softphone (SIP) (replaced by jfPhone)
Project about FusionPBX on Live Medium
High performance, production quality STUN server and client library
Free software and hardware for telephony
VoIP/SIP Autodialer
Kazoo Live Medium. From Null to a Full Featured PBX on minutes
AstCDR
Accent interfaces and controls systems through goals and policies
آستریسک با پشتیبانی از زبان فارسی
Asterisk and kannel integration