Matrix reference homeserver
Java wrapper for the popular chat & VOIP service
A domain based multi-tenant PBX & voice switch for FreeSWITCH
Provide softphone support to AmazonConnect customers
PHP version of Google's phone number handling library
VoIP SIP and SKINNY quality analyzer and packet / audio recording tool
VICIdial Contact Center Suite
Telecom Security & Penetration Testing Linux OS (88+ Tools)
Remote control software for applications using wi-fi or bluetooth
Cellular manager for mobile phones/modems
Simple application to capture and report on Mitel SMD data
Open source CSTA library
Browse on Tor / i2p - Anon p2p Chat / FileTx, Conf / Video VoIP
Modern, AI-Smart, WASTE p2p for ipv4, Tor and i2p + Voice Conference.
Web based system for Computer Assisted Telephone Interviewing (CATI)
VoIP/SIP SoftPhone (formerly known as jphonelite)
Desktop communication tool: chat, telephony, multimedia
Open source auto dialer for voice, fax and SMS campaigns