Matrix reference homeserver
Issabel PBX - Unified Communications
VoIP SIP and SKINNY quality analyzer and packet / audio recording tool
Remote control software for applications using wi-fi or bluetooth
VICIdial Contact Center Suite
Open source Fax server software for inbound / outbound internet Faxing
Open source CSTA library
Desktop communication tool: chat, telephony, multimedia
Convert VoIP calls to text and analyze them with AI
Web based system for Computer Assisted Telephone Interviewing (CATI)
The most affordable CRM system according to Capterra
Simple application to capture and report on Mitel SMD data