
XiVO
Asterisk
FreeSWITCH
Wazo.io
FusionPBX
Kamailio
miniSIPServer
VoipSwitch
Smart Objects
XiVO
Smart ObjectsAsterisk - An open source telephony switching and private branch exchange service for Linux.
FreeSWITCH - FreeSWITCH is an open-source media application designed to support popular protools such as SIP and WebRTC and provides a platform to develop voice and video applications.
Wazo.io - The UCaaS Platform Built for MSPsโ
FusionPBX - FusionPBX is an open source FreeSWITCH GUI.
Kamailio - Kamailioยฎ (successor of former OpenSER and SER) is an open source SIP server released under...
miniSIPServer - Social & Communications and Development