Open-source, API-first voice CPaaS for browser + telecom calling. Drop in a <script> and a button - your agents place and receive real phone calls from the browser over FreeSWITCH. Multi-tenant, India-primary, Apache-2.0.
go multi-tenant vue sip webrtc voice telephony freeswitch ivr voip apache2 india pstn cpaas twilio-alternative browser-calling
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Updated
Nov 11, 2026 - Go