Ross ROSS = Recommend OSS · open-source software intelligence for agents

domain: chatbots

809 products, primary matches first, then adoption-weighted; health v2 shown.

ProductHealth v2StarsMaturity
OpenClaw
OpenClaw is a self-hosted personal AI assistant that runs on your own devices and connects LLM models, tools, and messaging channels throug…
78387718active
langflow-ai/langflow
Langflow is an open-source, Python-based visual builder for creating, testing, and deploying AI agents and workflows. It provides a drag-an…
98153719stable
Dify
Dify is an open-source LLM application development platform for building agentic workflows and RAG pipelines in a collaborative visual work…
93153595active
Open WebUI
Open WebUI is a self-hosted, extensible web interface for interacting with large language models, supporting Ollama, OpenAI-compatible APIs…
90150036active
langchain-ai/langchain
LangChain is an open-source Python framework for building LLM-powered agents and applications, providing a configurable agent harness (crea…
95145076stable
ChatGPTNextWeb/NextChat
NextChat is a lightweight, fast open-source AI chat assistant web UI supporting multiple LLM providers like OpenAI GPT-4, Claude, Gemini, D…
7688649active
LobeHub
LobeHub is an open-source AI chat and agent platform that lets users build, host, and orchestrate a team of AI agents operating around the …
9282022active
xtekky/gpt4free
GPT4Free (g4f) is a Python library and application that aggregates many free/reverse-engineered LLM providers behind an OpenAI-compatible A…
9366605active
Mintplex-Labs/anything-llm
AnythingLLM is an all-in-one, local-first AI application for chatting with your documents, running AI agents, and building workflows entire…
9565257active
mem0ai/mem0
Mem0 is a memory layer for AI agents and LLM applications that extracts, stores, and retrieves persistent user context across sessions. It …
9264121active
Cherry Studio
Cherry Studio is a cross-platform desktop AI productivity application that provides smart chat, autonomous agents, and 300+ prebuilt assist…
8751102active
moeru-ai/airi
Project AIRI is an open-source, self-hosted AI companion (waifu/virtual character) platform inspired by Neuro-sama, supporting Live2D and V…
8648451active
HKUDS/nanobot
nanobot is an ultra-lightweight, self-hosted personal AI agent framework written in Python. It provides a WebUI, terminal, and chat-app int…
8147427active
zhayujie/CowAgent
CowAgent (formerly chatgpt-on-wechat) is an open-source AI assistant and Agent Harness that plans tasks, runs tools and skills, and self-ev…
9946692active
danny-avila/LibreChat
LibreChat is an open-source, self-hosted web application providing a unified ChatGPT-style interface for multiple AI providers (OpenAI, Ant…
8442491active
chatboxai/chatbox
Chatbox is a cross-platform desktop and mobile AI client for chatting with LLMs like ChatGPT, Claude, Gemini, DeepSeek, and local models vi…
9541574active
AstrBotDevs/AstrBot
AstrBot is a multi-platform LLM chatbot and agentic AI assistant development framework written in Python. It integrates many instant messag…
9439649active
QuivrHQ/quivr
Quivr is an opinionated RAG (Retrieval-Augmented Generation) library, available as the quivr-core Python package, that lets developers inge…
4539423active
chatchat-space/Langchain-Chatchat
Langchain-Chatchat is an open-source, offline-deployable RAG and Agent application built on Langchain and LLMs such as ChatGLM, Qwen, and L…
4438581active
Chatwoot
Chatwoot is an open-source, self-hostable customer support platform providing an omnichannel shared inbox for live chat, email, WhatsApp, s…
9936244stable
agentscope-ai/QwenPaw
QwenPaw is a self-hosted personal AI assistant built in Python that connects to multiple chat channels (DingTalk, Feishu, QQ, Discord, iMes…
8134508active
SillyTavern/SillyTavern
SillyTavern is a locally installed, self-hosted web UI for interacting with text generation LLMs, image generation engines, and TTS voice m…
8732691active
zeroclaw-labs/zeroclaw
ZeroClaw is a fast, lightweight personal AI assistant agent runtime written as a single Rust binary that you self-host. It connects to many…
8132660active
iOfficeAI/AionUi
AionUi is a free, open-source cross-platform desktop app for working with 20+ CLI-based AI agents (Claude Code, Codex, Gemini CLI, OpenClaw…
8032317active
nanocoai/nanoclaw
NanoClaw is a lightweight, self-hosted personal AI assistant that runs each agent inside its own isolated Docker container for OS-level sec…
8230626active
sipeed/picoclaw
PicoClaw is an ultra-lightweight, self-hosted personal AI assistant written in Go that ships as a single binary running in under 10MB of RA…
7929910active
labring/FastGPT
FastGPT is an open-source AI agent building platform built on large language models, offering out-of-the-box knowledge base (RAG) managemen…
9329477active
simstudioai/sim
Sim is an open-source collaborative AI workspace for building, deploying, and monitoring AI agents and workflows via a visual builder, chat…
8429475active
python-telegram-bot/python-telegram-bot
python-telegram-bot is a pure Python, asynchronous wrapper around the Telegram Bot API. It provides handlers, application builders, and uti…
9129434stable
78/xiaozhi-esp32
XiaoZhi is an open-source MCP-based AI voice chatbot firmware for ESP32-family microcontrollers, connecting large language models like Qwen…
8829186active
Supermemory
Supermemory is a memory and context engine for AI applications and agents, offering a hosted Memory API plus a self-hostable stack that ext…
9229089active
mastra-ai/mastra
Mastra is a TypeScript framework for building AI-powered applications and autonomous agents, with model routing across 40+ providers, graph…
8627495active
vercel/ai
The AI SDK is a TypeScript toolkit from Vercel for building AI-powered applications and agents, providing a unified API for text generation…
9226432active
Cinnamon/kotaemon
Kotaemon is an open-source RAG-based application providing a clean, customizable UI for chatting and doing question answering with your own…
8425716active
titanwings/distilly
Distilly is a Python tool that distills a person's experience, judgment, voice, and working style from messages, documents, interviews, and…
6324016active
Wechaty
Wechaty is a Conversational RPA SDK for building chatbots on instant messaging platforms like WeChat, WhatsApp, WeCom, Gitter, and Lark in …
4922986active
1Panel-dev/MaxKB
MaxKB is an open-source, self-hosted platform for building enterprise-grade AI agents with RAG pipelines, workflow orchestration, and MCP t…
9422612active
coze-dev/coze-studio
Coze Studio is an open-source, all-in-one AI agent development platform with visual, no-code/low-code tools for building, debugging, and de…
7321506active
vercel/chatbot
A full-featured, hackable Next.js AI chatbot template built by Vercel on top of the AI SDK, with chat history persistence, authentication, …
7020876active
anywhere-labs/dsh-desktop
DSH Desktop is a community-maintained open-source desktop client for Windows and macOS that wraps the DeepSeek Harness local Web UI, host s…
7920723active
Nagi-ovo/voyager
Voyager is a browser extension enhancement suite for AI chat web UIs like Gemini, AI Studio, Claude, and ChatGPT, adding features such as c…
8019848active
elizaOS/eliza
elizaOS is an open-source TypeScript framework and product stack for building and running autonomous AI agents, including a core runtime, C…
9019176active
lss233/kirara-ai
Kirara AI is a self-hosted, DIY multimodal AI chatbot framework that connects large language models (DeepSeek, ChatGPT, Claude, Gemini, Oll…
4618972active
emcie-co/parlant
Parlant is an open-source Python framework that acts as an interaction control harness for building reliable, customer-facing LLM agents. I…
8318269active
arc53/DocsGPT
DocsGPT is an open-source AI platform for building private agents, assistants, and enterprise search over your own documents. It includes a…
9318229active
xming521/WeClone
WeClone is an end-to-end Python framework for creating a personal AI digital twin by fine-tuning large language models on your exported cha…
8018171active
confident-ai/deepeval
DeepEval is an open-source Python framework for evaluating LLM applications with pytest-style unit tests and 50+ research-backed metrics in…
9517882active
langbot-app/LangBot
LangBot is an open-source, production-grade platform for building AI-powered instant messaging bots, connecting LLMs and agent workflows to…
9417558active
hubotio/hubot
Hubot is a JavaScript/Node.js framework for building customizable chat bots, originally created by GitHub to automate company chat rooms. I…
8716798active
ai-shifu/ChatALL
ChatALL is an Electron desktop application that sends prompts to multiple AI chatbots (ChatGPT, Claude, Bing Chat, ChatGLM, ERNIE, and more…
6716483active
Rapptz/discord.py
discord.py is a modern, async-ready Python library wrapping the Discord API, including a commands extension for building bots. It handles r…
7516155stable
GaiZhenbiao/ChuanhuChatGPT
Chuanhu Chat is a Python/Gradio-based web GUI for chatting with ChatGPT and many other LLMs (GPT-5/4, Claude, Gemini, ChatGLM, Llama, Ollam…
6015278active
xcanwin/KeepChatGPT
KeepChatGPT is a userscript/browser plugin that enhances ChatGPT's data security and usability. It keeps sessions alive, blocks tracking, d…
7214905active
botpress/botpress
Botpress is an open-source platform and hub for building, deploying, and managing GPT/LLM-powered chatbots and AI agents, with a visual stu…
6714879active
pipecat-ai/pipecat
Pipecat is an open-source Python framework (BSD-2) for building real-time voice and multimodal conversational AI agents. It orchestrates sp…
8914769active
ChatterBot
ChatterBot is a Python library that provides a machine-learning based conversational dialog engine for building chat bots. It generates res…
9914508active
yc-software/qm
QM is a self-hostable multiplayer agent harness that lets every employee in a company work with AI agents in personal and shared scopes acr…
7914236active
fathah/hermes-desktop
Hermes One is a community-maintained native desktop app (Electron + React + TypeScript) for installing, configuring, and chatting with the …
7914044active
Open-LLM-VTuber/Open-LLM-VTuber
Open-LLM-VTuber is a cross-platform AI companion application that enables real-time voice conversations with LLMs, featuring a Live2D avata…
6713473active
xszyou/Fay
Fay is an open-source Python digital human framework that connects 2.5D/3D/mobile/web digital humans or OpenAI-compatible LLMs to business …
7513455active
LangChain4j
LangChain4j is an open-source Java library for building LLM-powered applications on the JVM, providing a unified API over 20+ LLM providers…
9512959active
Chainlit/chainlit
Chainlit is an open-source Python framework for building production-ready conversational AI applications with a built-in chat UI. It provid…
9312407active
h2oai/h2ogpt
h2oGPT is an Apache-2.0 open-source application for chatting with local, private LLMs and querying/summarizing your own documents (PDFs, Wo…
1011969active
dataelement/bisheng
BISHENG is an open-source LLM DevOps (LLMOps) platform for building enterprise AI applications, offering GenAI workflow orchestration, RAG,…
9411911active
assistant-ui/assistant-ui
assistant-ui is an open-source TypeScript/React library of primitives and runtimes for building production-grade AI chat interfaces, with a…
8911869active
wangrongding/wechat-bot
A Node.js-based multi-platform instant messaging AI agent built on Wechaty that connects WeChat, Telegram, WhatsApp, and Lark to LLM provid…
6711295active
huggingface/chat-ui
Chat UI is the open source SvelteKit web application powering HuggingChat, providing a browser-based chat interface for LLMs. It connects t…
8410911active
ChatGPTBox-dev/chatGPTBox
A browser extension that deeply integrates ChatGPT into your browsing experience across Chrome, Edge, Firefox, Safari, and Android. It prov…
9310754active
chathub-dev/chathub
ChatHub is an all-in-one AI chat client, originally a Chrome/Edge browser extension and now also a web app and mobile/desktop apps, that le…
6210649active
EKKOLearnAI/hermes-studio
Hermes Studio is a local-first multi-agent workspace that provides a desktop app, local runtime, and web console for coordinating AI agent …
7710620active
lencx/ChatGPT
A cross-platform ChatGPT desktop application built with Tauri (Rust) for Mac, Windows, and Linux. It wraps the ChatGPT web experience in a …
2254459maintenance
VoltAgent/voltagent
VoltAgent is an open-source TypeScript framework for building production-ready AI agents with memory, tools, RAG, guardrails, MCP, voice, a…
8010425active
NapNeko/NapCatQQ
NapCatQQ is a modern bot protocol-side framework implemented on top of NTQQ, exposing a rich OneBot 11-compatible API for QQ messaging. It …
8710401active
sigoden/aichat
AIChat is an all-in-one command-line LLM client written in Rust that connects to 20+ providers including OpenAI, Claude, Gemini, and Ollama…
6310396active
baptisteArno/typebot.io
Typebot is a fair-source, self-hostable visual chatbot builder that lets users create advanced conversational apps and forms with 45+ build…
9910289active
evolution-foundation/evolution-api
Evolution API is an open-source REST API for WhatsApp and multi-channel messaging, supporting both the Baileys-based WhatsApp Web API and t…
799430active
coaidev/coai
CoAI.Dev is a self-hostable, multi-tenant AI platform combining a ChatGPT-style chat UI with an enterprise-grade unified LLM gateway suppor…
569295active
yagop/node-telegram-bot-api
A runtime-agnostic TypeScript client library for the Telegram Bot API, supporting Node.js, Bun, Deno, Cloudflare Workers, and Vercel Functi…
999203active
telegraf/telegraf
Telegraf is a modern Telegram Bot API framework for Node.js, written in TypeScript with full Bot API 7.1 support. It offers a middleware-ba…
239181stable
lencx/Noi
Noi is a cross-platform desktop AI browser that unifies multiple AI chat services (ChatGPT, Claude, Gemini, Perplexity, DeepSeek, etc.) int…
829023active
MervinPraison/PraisonAI
PraisonAI is a Python multi-agent framework for building and deploying autonomous, self-improving AI agents with built-in memory, RAG, and …
888965active
shaxiu/XianyuAutoAgent
An AI-powered customer service bot for the Xianyu (Goofish) secondhand marketplace that provides 24/7 automated message handling. It uses L…
598836active
eternnoir/pyTelegramBotAPI
pyTelegramBotAPI (TeleBot) is a simple but extensible Python implementation of the Telegram Bot API, supporting both synchronous and asynch…
948766active
zai-org/ChatGLM-6B
ChatGLM-6B is an open-source bilingual (Chinese-English) 6.2B-parameter dialogue language model based on the GLM architecture, optimized fo…
3040983maintenance
duixcom/Duix-Mobile
Duix Mobile is an open-source SDK for building real-time interactive AI avatars (digital humans) that run on-device on Android, iOS, tablet…
698198active
lm-sys/FastChat
FastChat is an open platform for training, serving, and evaluating large language model based chatbots, originally releasing the Vicuna mod…
5739525maintenance
a-ghorbani/pocketpal-ai
PocketPal AI is an open-source mobile app that runs GGUF language models entirely on-device for private, offline chat. It supports model do…
858067active
NullClaw
NullClaw is an autonomous AI assistant/agent runtime written in Zig, distributed as a tiny static binary (~678 KB, ~1 MB RAM, <2 ms startup…
758052active
Knight Bot
Knight Bot is a multi-device WhatsApp bot built on the Baileys library, focused on group management features like tagging all members, muti…
577969active
2FastLabs/agent-squad
Agent Squad is an open-source framework for orchestrating multiple AI agents, routing each user query to the most suitable specialized agen…
877748active
osaurus-ai/osaurus
Osaurus is a native Swift macOS application that acts as a local-first AI harness, running open models on Apple Silicon (via MLX and Apple …
807691active
NoneBot
NoneBot2 is a modern, cross-platform, asynchronous Python chatbot framework with a plugin system, adapter architecture, and built-in depend…
877683active
AAswordman/Operit
Operit AI is an open-source AI agent and chat application for Android built with Kotlin and Jetpack Compose. It connects cloud or local LLM…
867294active
rikkahub/rikkahub
RikkaHub is a native Android LLM chat client built with Kotlin and Jetpack Compose that supports switching between multiple AI providers su…
837196active
yinxin630/fiora
Fiora is an open source real-time chat application built with Node.js, React, Socket.IO, and MongoDB. It supports group and private messagi…
327170active
wzpan/wukong-robot
wukong-robot is a modular Chinese-language voice assistant / smart speaker project in Python that combines offline wake-word detection, ASR…
327126active
enricoros/big-AGI
Big-AGI is an open-source AI workspace web application that lets users chat with many state-of-the-art LLM providers (OpenAI, Anthropic, Ge…
937102active
NVIDIA-NeMo/Guardrails
NVIDIA NeMo Guardrails is an open-source Python toolkit for adding programmable guardrails to LLM-based conversational applications. It sit…
937017active
mckaywrigley/chatbot-ui
Chatbot UI is an open-source, self-hostable web chat application for conversing with any AI model, with chat history and multi-model suppor…
3033340maintenance
deeppavlov/DeepPavlov
DeepPavlov is an open-source Python NLP library built on PyTorch and Hugging Face transformers for developing, training, and deploying stat…
396989active

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