Open source CSTA library
Enterprise telephony recording and retrieval system
ERP, IP PBX, Accounting, CRM, Time tracking, and etc.
H.323 Gatekeeper for VoIP and videconferencing
Simple and efficient tool for SIP trace filtering
PoC: Short Message Service Center (SMSC) over SIGTRAN
Go to github.com/vlm/asn1c for the latest version.