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.

Conversational voice AI agents

Build realtime voice and video agents with Google's new Gemini 2.0 (API is free for now)

Self-hosted AI voice agent

Sayna is a unified Voice Layer for AI Agents with a seemless integration to an existing agentic frameworks

The ElevenLabs Agents SDK for TypeScript.

Voice Prompts, GPT-4o prompts, Voice Agent Prompts, ChatGPT Prompts, HumeAI Prompts

Vapi MCP Server

A real-time voice/call AI agent that lets you talk to a LangGraph agent over LiveKit — similar to "voice mode" experiences in ChatGPT Voice, OpenAI Realtime API sessions, and Gemini Live. This repo demonstrates adapting any LangGraph agent into a full-duplex, low-latency voice assistant using LiveKit Agents.

DialogLab is an authoring tool for configuring and running Human-AI multi-party conversations.

JustCall's Official MCP Server

Open Source AI Database for Voice Agent Transcripts | Call Analysis & Insights | Extraction | Labelling & Classification

A curated list of voice AI agent frameworks, tools, resources, and best practices

Enable calls made to your Twilio phone number to pass through to Deepgram's Voice Agent API, enabling the caller to talk to a voice agent/bot.

Generative UI Forms for ElevenLabs Conversational AI

Voice-Agents is a production-ready Python library for building enterprise-grade voice-enabled AI applications. Built by Swarms Corporation, it provides seamless integration with multiple TTS/STT providers including OpenAI, ElevenLabs, and Groq, with real-time streaming capabilities optimized for agent-based architectures.

A flexible and extensible framework for integrating various AI services into Unity projects

A to Z Vapi's custom tools | All your voice agent needs

Launch your own no-code AI agency in minutes with real client-ready tools, no tech skills, no cost, just results.