Issabel PBX - Unified Communications
VoIP SIP and SKINNY quality analyzer and packet / audio recording tool
VICIdial Contact Center Suite
Simple application to capture and report on Mitel SMD data
Remote control software for applications using wi-fi or bluetooth
Cellular manager for mobile phones/modems
Browse on Tor/i2p, Anon p2p Chat / FileTx, Conf / Video VoIP
Open source CSTA library
Desktop communication tool: chat, telephony, multimedia
Web based system for Computer Assisted Telephone Interviewing (CATI)
Free, native Windows SIP softphone with HD audio, SRTP encryption
Open source Fax server software for inbound / outbound internet Faxing
Convert VoIP calls to text and analyze them with AI
The most affordable CRM system according to Capterra