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.

Real-time Voice Activity Detection (VAD) with some example use case like simple voice bot and live transcription (realtime transcription)

Real-time AI ChatBot and voice-enabled AI VoiceBot using Deepgram (STT ↔ TTS) and Groq LLM for natural conversations.

Speak (speech-to-text) to LLMs (Ollama) in any lanaguage - Streamlit app https://deepwiki.com/iamaziz/llm-voice-bot

📞 Automated voice AI calling system using VAPI, n8n, and Airtable. Calls leads automatically, conducts natural conversations, and books appointments via Calendly. Multi-channel follow-up with email and WhatsApp.

The open-source foundation for production Voice AI. Build, scale, and own your AI calling infrastructure. Bridge legacy SIP to modern LLMs over ultra-low latency WebRTC pipelines. Zero platform fees, BYOK, and full data sovereignty.

Get started using Deepgram's Voice Agent with this Node demo app

Open-source Indian language text-to-speech server — 22 languages, 44 speakers, WebSocket + REST API. Wraps ai4bharat/indic-parler-tts.

Maxbot is an open source library and framework for creating conversational apps

Amazon Connect Multi-Lingual ChatGPT Voice Bot via AWS Lex written in Java

A magical Christmas experience where Santa Claus (AI with Santa's voice) actually calls children on the phone

An AI-powered voice bot to schedule appointments through phone calls, built with Flask, Twilio, and Gemini AI.

Flask WebSocket proxy for Deepgram's Voice Agent API

Chime SMA ChatGPT Multi Lingual IVR for Square Retail

Real-time, full-duplex AI voice bot integrating NVIDIA's PersonaPlex with Twilio Media Streams for natural speech-to-speech conversations.

AI-powered outbound calling chatbot built with Twilio, FastAPI, and Pipecat, supporting real-time voice streaming and LLM integration.

Audio enabled end-to-end RAG pipeline

Matrix voice call bot with LiveKit, Whisper STT, and Chatterbox TTS, integrated with OpenClaw gateway

Get started using Deepgram's Voice Agent with this Go demo app

Get started using Deepgram's Voice Agent with this Django demo app