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.

🔊 Text-prompted Generative Audio Model - With the ability to clone voices

The Self-Coding System for Your App — Alan AI SDK for Web

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.

Awesome Voice Ai

Open-source Python SDK for real-time Voice AI, voice agents, streaming audio, and observability using Rapida.

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.

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.

Linguana Voice AI Training Progressive Web Application

Murf Ai's 30 Days of Voice Agents Challenges

Dhwani is a verification-first voice AI layer for Karnataka’s 1092 helpline that ensures citizens are correctly understood before any response or escalation happens. In multilingual, dialect-rich, and emotionally charged calls, the biggest risk is not just poor transcription or translation, but acting on a misunderstood issue.

Realtime multilingual AI voice agent with live STT, conversational routing, and realtime browser streaming.

Python SDK for connecting your AI agent to real-time voice, phone, and chat — with zero dead air. Plug in your existing agent and give it a voice.