Issabel PBX - Unified Communications
A WebRTC-Enabled Chrome Extension for Seamless Call Center
ICTCore: Unified Communications Framework for web developers
The most affordable CRM system according to Capterra
High performance, production quality STUN server and client library
Asterisk based VoIP pbx appliance
Blocks unwanted calls using caller ID and a modem
Accent interfaces and controls systems through goals and policies
H.323 Gatekeeper for VoIP and videconferencing
SE-7100 Series HEVC Encoder
SIP Video Multiconference Media Server with WebRTC support.
Java VoIP/SIP PBX system (replaced by jfPBX)
TAPI Phone Monitor for Windows
CRM system based on vtiger, adapted to Polish companies.