Build AI phone agents on your own computer and test every change with an AI caller. Open source, runs free with no API keys, cents per call with your own keys. Imports Dialogflow CX.
Typescript/React Library for AI Chat 💬🚀
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 AI companions, desktop pets, long-term memory & proactive chat. 人机恋开源项目大全。让你的家机能够脱离官端自主存在,拥有记忆和主动性。
The official Python SDK for the ElevenLabs API.
DAMO-ConvAI: The official repository which contains the codebase for Alibaba DAMO Conversational AI.
Hexabot v3 is an AI workflow automation platform, combining workflows, actions, agents, and conversational channels in one runtime.
FreeSWITCH module that streams live call audio to AI voice agents over WebSocket and plays their voice back — full-duplex.
MentraOS is the leading smart glasses OS. See live captions, stream your view, talk to AI, and capture photos hands-free on compatible glasses.
Conversational voice AI agents
The Agentic-Native Operating System
Universal memory layer for AI Agents. It provides scalable, extensible, and interoperable memory storage and retrieval to streamline AI agent state management for next-generation autonomous systems.
Voice Activity Detector (VAD) : low-latency, high-performance and lightweight
Lossless long-term memory for a personal AI: never summarize, keep every line, put a timestamp on everything.
Official Chatway Live Chat MCP server. Connect ChatGPT, Claude, and other AI agents to manage customer support conversations. Chatway offers an AI chatbot, website live chat, WhatsApp, Messenger, Instagram integrations, team inboxes, automation, and iOS & Android mobile apps.
A highly-customizable web-based client for Azure Bot Services.
Vui Nano — a small, context-aware text-to-speech model trained on real conversations. 219M active params (305M total), Apache 2.0, voice cloning, streaming, runs on CPU (dependency-free C build). Ships with a full real-time voice assistant: WebRTC, ASR, local LLM, OpenAI Realtime API compatible.
Add a talking 3D AI avatar to any web app. Samples and tools for the Perxona Connect SDK: <sv-presenter> web component, lip-sync, text-to-speech and VRM avatars. Clone to talking avatar in under 15 minutes.
A private AI companion web app for emotionally aware chat, voice notes, memories, shared activities, and gentle continuity.
Self-hosted AI voice agent for Asterisk. Streaming STT to LLM to TTS over AudioSocket, with barge-in and tool calling.
Lightweight, async multi-agent framework with native SQLite persistence and handoffs for WhatsApp, Telegram, Webhooks, and CLI. Production-hardened with HMAC webhook security, automatic retries, and turn rollback. Supports OpenAI, Claude, Gemini, and local LLMs.
ConvoKit is a toolkit for extracting conversational features and analyzing social phenomena in conversations. It includes several large conversational datasets along with scripts exemplifying the use of the toolkit on these datasets.
A modular local AI agent built with Python and Ollama, featuring tool calling, memory, web search, document processing, embeddings, and RAG.
Official Sent plugin to send SMS, WhatsApp, RCS. Create and manage Sender Profiles, SMS compliance, contacts, analytics. Build and configure API integration, webhooks, routing, and migration.
Enables organizations to create and deploy customizable AI agents with support for multiple LLM providers, real-time chat, voice, document training, analytics, user management, SSO authentication, and embeddable widgets. Built with React 19, Redux Toolkit, Radix UI, and Tailwind CSS.