#telephony (14 Repositories)
Ranked open-source repositories tagged with #telephony, scored by pull request acceptance likelihood and maintainer engagement velocity.
50.2%
33.1h
14 repositories tagged #telephony
dograh-hq/dograh
Open source voice AI platform. Self-hosted alternative to Vapi and Retell. On Prem, BYOK across Speech to Speech or LLM/STT/TTS, with a visual workflow builder, MCP native and telephony support.
nemerald-voip/fspbx
Modern open-source multi-tenant PBX built on FreeSWITCH, Laravel and Vue. An alternative to FusionPBX, FreePBX and 3CX.
AreevAI/flowcat
Self-hosted native-Rust runtime for real-time voice agents. Own the stack: one binary in your own VPC or air-gapped, no hosted control plane. pipecat-compatible pipeline, in-process SIP/RTP, single-process call density. Apache-2.0.
kamailio/kamailio
Kamailio - The Open Source SIP Server for large VoIP and real-time communication platforms, focusing on flexibility, security and scalability
irontec/ivozprovider
IVOZ Provider - Multitenant solution for VoIP telephony providers
rapidaai/voice-ai
Rapida is an open-source, end-to-end voice AI orchestration platform for building real-time conversational voice agents with audio streaming, STT, TTS, VAD, multi-channel integration, agent state management, and observability.
dhilipmpms/NovaDial
Modern Android dialer with built-in contacts, fast call history, AMOLED themes, dual-SIM support, privacy-focused calling, and rich contact management — a powerful alternative to Google Phone
fonoster/fonoster
🚀 The open-source alternative to Twilio.
miconda/sipexer
Modern and flexible SIP/VoIP cli tool
mikopbx/Core
MikoPBX — free open-source PBX for small business, built on Asterisk 22, PHP 8.4, and Phalcon 5. Deploy as ISO, Docker, LXC, or in the cloud.
lihaiya/freeipcc
Call Center，Contact Center，AI，呼叫中心，客服系统，工单系统，智能外呼，大模型呼叫中心，智能呼叫中心，FreeSWITCH
twilio/twilio-csharp
Twilio C#/.NET Helper Library for .NET6+.
twilio/twilio-java
A Java library for communicating with the Twilio REST API and generating TwiML.
baresip/baresip
Baresip is a modular SIP User-Agent with audio and video support