Issabel PBX - Unified Communications
VICIdial Contact Center Suite
Open source CSTA library
The most affordable CRM system according to Capterra
Unified Communications Server
Project about FusionPBX on Live Medium
This is a PBX dashboard showing the peer,queue,agent at real time
Kazoo Live Medium. From Null to a Full Featured PBX on minutes
ERP, IP PBX, Accounting, CRM, Time tracking, and etc.
Implement Screen Pop for Avaya PBX
A complete invoice managment solution for Elastix PBX
VozBox. Asterisk VoIP PBX.
Cyber-wrt pbx is embedded system in DD-Wrt router
Asterisk and Yate (VoIP PBX) Scripts and Libraries
CRM system based on vtiger, adapted to Polish companies.