
FreeSWITCH
Open SourceFreeSWITCH is a free and open source application server for real-time communication, WebRTC, telecommunications, video and Voice over Internet Protocol (VoIP).
Discover best Pbx softwares, apps and websites.
FreeSWITCH is a free and open source application server for real-time communication, WebRTC, telecommunications, video and Voice over Internet Protocol (VoIP).
Asterisk is a open source communications project that lets you create telephony apps for IP PBXs, VoIP Gateways, etc.