Open-source mcp software
1200 open-source libraries, tools and applications tagged mcp, ranked by how closely mcp is their primary purpose, then by adoption and maintenance health. Each entry links to a page with sources, use cases and when to choose or avoid it.
1200 products, primary matches first, then adoption-weighted; health v2 shown.
| Product | Health v2 | Stars | Maturity |
|---|---|---|---|
| Wenyan (文颜) Wenyan MCP Server is a Model Context Protocol server that lets AI clients like Claude Desktop format Markdown articles and publish them dir… | 85 | 1068 | active |
| petalframework/petal_components Petal Components is an MIT-licensed library of shadcn-style HEEx UI components (buttons, modals, tables, forms, sidebars, chat) for Phoenix… | 92 | 1062 | active |
| Arcade Arcade MCP is an open-source Python framework for building Model Context Protocol (MCP) servers and the tools that run inside them, with a … | 70 | 1049 | active |
| xuzhougeng/wisp-science Wisp Science is an open-source, local-first desktop AI research workbench that combines an LLM agent with persistent Python/R kernels, MCP-… | 77 | 1047 | active |
| kunal12203/GrapeRoot GrapeRoot is an open-source context engine and MCP server that builds a semantic graph of a codebase (files, symbols, imports, call chains)… | 68 | 1041 | active |
| melandlabs/openloomi OpenLoomi is an open-source desktop AI coworker ('Attention Agent') that connects your work tools (Slack, Gmail, Telegram, WhatsApp, etc.),… | 78 | 1037 | active |
| AlexWan/OsEngine OsEngine is an open-source algorithmic trading platform written in C# that bundles a robot-creation layer, historical data downloader (OsDa… | 81 | 1032 | active |
| negokaz/excel-mcp-server A Model Context Protocol (MCP) server that lets LLM clients read and write Microsoft Excel files (xlsx, xlsm, xltx, xltm). It exposes tools… | 33 | 1032 | active |
| langchain-ai/mcpdoc An MCP server that exposes llms.txt documentation indexes to IDEs and AI coding apps like Cursor, Windsurf, and Claude Code. It provides a … | 10 | 1030 | active |
| modelcontextprotocol/use-mcp use-mcp is a lightweight React hook library for connecting browser-based AI applications to Model Context Protocol (MCP) servers. It handle… | 10 | 1030 | active |
| chatmcp/mcp-server-chatsum An MCP server that queries and summarizes chat messages stored in a local chat database, exposed as a tool for MCP-compatible clients like … | 22 | 1027 | active |
| NoOne-hub/JSReverser-MCP JSReverser-MCP is an MCP server that standardizes JavaScript reverse-engineering workflows by exposing browser observation, script search, … | 66 | 1017 | active |
| wangziqi06/724-office A self-evolving, production-running AI agent system written in ~10,000 lines of pure Python with no agent frameworks, featuring 36 tools, M… | 54 | 1016 | active |
| themanojdesai/python-a2a Python A2A is a Python library implementing Google's Agent-to-Agent (A2A) protocol with Model Context Protocol (MCP) integration. It enable… | 35 | 1008 | active |
| johnhuang316/code-index-mcp A Model Context Protocol (MCP) server that indexes, searches, and analyzes code repositories so LLM-based assistants can navigate codebases… | 77 | 1003 | active |
| sunnisis/ixrail ixrail AgentPay is a VS Code extension that gives local AI agents a wallet, spending policy, authenticated broker, x402 payment flow, and s… | 64 | 848 | active |
| google/ax AX (Agent Executor) is a distributed agent runtime from Google that provisions isolated, suspendable/resumable environments to execute AI a… | 81 | 13629 | experimental |
| cyberagiinc/DevDocs DevDocs is a free, private, UI-based MCP server that crawls and extracts technical documentation (using Crawl4AI and Playwright) and expose… | 47 | 2108 | maintenance |
| pacifio/atlas Atlas is a native macOS workspace and source-control layer for coding agents, linking every commit to the agent session, prompts, tool call… | 80 | 9556 | experimental |
| Nya AI AIaW (AI as Workspace) is a full-featured, lightweight AI chat client supporting multiple LLM providers (OpenAI, Anthropic, Google, DeepSee… | 67 | 1837 | maintenance |
| ezyang/codemcp codemcp is an MCP server that turns Claude Desktop into a pair programming assistant that can directly edit files, run tests, and implement… | 34 | 1607 | maintenance |
| mnemox-ai/tradememory-protocol TradeMemory Protocol is an MCP server providing persistent memory and a tamper-evident decision audit trail for AI trading agents, with out… | 79 | 1421 | maintenance |
| CopilotKit/OpenBot OpenBot is a self-hosted agent platform from CopilotKit where each AI agent ('coworker') gets its own computer environment—a browser, files… | 80 | 6562 | experimental |
| Obot Platform Nanobot is a standalone, open-source MCP host written in Go that combines MCP servers with an LLM to build agent experiences, configurable … | 77 | 1344 | maintenance |
| mozilla-ai/any-agent any-agent is a Python library providing a single unified interface for building, serving, and evaluating AI agents across multiple agent fr… | 69 | 1236 | maintenance |
| KnockOutEZ/wigolo wigolo is a local-first MCP server that gives AI coding agents web intelligence tools: search across 18 engines, fetch with anti-bot escala… | 78 | 5486 | experimental |
| MiguelsPizza/WebMCP WebMCP (MCP-B) is a protocol and TypeScript SDK that exposes JavaScript functions in web pages to LLMs as MCP tools, via a Chrome extension… | 38 | 1108 | maintenance |
| flopperam/unreal-engine-mcp An MCP (Model Context Protocol) server and Unreal Engine plugin that lets AI agents control a live Unreal Editor through natural language, … | 55 | 1101 | maintenance |
| thunderbird/thunderbolt Thunderbolt is an open-source, cross-platform AI client from Thunderbird that lets users connect any OpenAI-compatible model or ACP-compati… | 81 | 4791 | experimental |
| webmachinelearning/webmcp WebMCP is a proposed web platform API (W3C Community Group specification) that lets web developers expose JavaScript functions or HTML form… | 63 | 4634 | experimental |
| dagger/container-use Container Use is an open-source MCP server and CLI tool that gives coding agents sandboxed containerized development environments, powered … | 64 | 4068 | experimental |
| b-nnett/grok-bot-0.18-reconstructed An unofficial, source-oriented reconstruction of the Grok Bot 0.18.0 macOS Electron app, with readable TypeScript implementations of its ru… | 10 | 3521 | experimental |
| googleanalytics/google-analytics-mcp A local MCP (Model Context Protocol) server that exposes Google Analytics Admin and Data APIs as tools for LLMs like Gemini. It lets AI ass… | 81 | 3464 | experimental |
| Einsia/OpenChronicle OpenChronicle is a local-first, open-source memory layer for tool-capable LLM agents, running on macOS. It captures structured context from… | 48 | 2815 | experimental |
| shepherd-agents/shepherd Shepherd is a Python runtime substrate that records LLM agent executions as reversible, Git-like traces so meta-agents can inspect, fork, r… | 76 | 2464 | experimental |
| Emanuele-web04/synara Synara is a local-first desktop application that serves as a workspace and control plane for coding-agent runtimes like Claude Code, Codex,… | 78 | 2106 | experimental |
| chongdashu/unreal-mcp An Unreal Engine 5 plugin plus a Python MCP server that lets AI assistant clients like Cursor, Windsurf, and Claude Desktop control Unreal … | 24 | 2090 | experimental |
| lorryjovens-hub/claude-code-rust A Tauri 2.0 desktop application (Rust backend, React 19 frontend) that wraps multiple LLM providers like Anthropic, OpenAI, and DeepSeek in… | 49 | 1662 | experimental |
| punkpeye/mcp-remote A Node.js CLI proxy that lets MCP clients which only support local stdio servers connect to remote MCP servers over HTTP/SSE, including OAu… | 85 | 1603 | experimental |
| chmod777john/swarm-ide Swarm-IDE is a self-hosted IDE for orchestrating self-organizing agent swarms, where agents dynamically create sub-agents and communicate v… | 44 | 1501 | experimental |
| justrach/codedb codedb is a Zig-based code intelligence server that indexes a codebase once and serves structural queries (symbols, outlines, trigram searc… | 76 | 1395 | experimental |
| mozilla-ai/cq cq is an open standard and tooling for shared agent learning: AI coding agents persist, share, and query structured knowledge units so they… | 73 | 1275 | experimental |
| microsoft/powerbi-modeling-mcp A local MCP server from Microsoft that exposes Power BI semantic modeling capabilities to AI agents, enabling natural-language creation and… | 71 | 1240 | experimental |
| cinderline/northcinder NorthCinder is a self-hosted MCP server that acts as a buyer-side shopping agent, comparing products across user-chosen sources and explain… | 73 | 1208 | experimental |
| Roo Code Roo Code is a VS Code extension that provides a team of AI coding agents inside the editor, with modes for coding, architecture planning, d… | 10 | 24296 | abandoned |
| transitive-bullshit/agentic Agentic is a marketplace and hosted MCP gateway that turns any MCP server or OpenAPI service into a paid, production-ready MCP product with… | 10 | 18103 | abandoned |
| langchain-ai/open-agent-platform Open Agent Platform is an open-source, no-code web platform for building, configuring, and managing LangGraph agents with RAG integration, … | 10 | 1897 | abandoned |
| mark3labs/mcphost MCPHost is a Go CLI host application that lets LLMs (Claude, OpenAI, Gemini, Ollama, and OpenAI-compatible endpoints) interact with externa… | 10 | 1592 | abandoned |
| elevenlabs/elevenlabs-mcp The official ElevenLabs Model Context Protocol (MCP) server, exposing ElevenLabs text-to-speech, speech-to-text, voice design, and conversa… | 10 | 1535 | abandoned |
| withoneai/pica Pica Community Edition is the open-source version of Pica, an agentic tooling platform that connects AI agents to hundreds of third-party a… | 68 | 1485 | abandoned |
| Scientific Illustrator A Codex plugin with MCP servers that lets an AI agent draw scientific figures live inside the visible draw.io desktop canvas, editing shape… | 59 | 1453 | abandoned |
| regenrek/deepwiki-mcp An unofficial MCP server that fetches deepwiki.com documentation, crawls its pages, converts them to Markdown, and serves them to MCP-compa… | 49 | 1386 | abandoned |
| cfrs2005/claude-init A Chinese-localized project initialization toolkit for Claude Code that sets up an AI coding environment with MCP servers, agents, skills, … | 55 | 1359 | abandoned |
| aki66938/xhs-toolkit A Python MCP toolkit for Xiaohongshu (RED) creators that lets AI clients like Claude Desktop publish image/video notes, manage login cookie… | 57 | 1349 | abandoned |
| refreshdotdev/web-eval-agent An MCP server that launches a browser-use powered agent to autonomously test and debug web applications from within AI code editors like Cu… | 10 | 1235 | abandoned |
| Azure/azure-mcp The Azure MCP Server, a Model Context Protocol server that exposes Azure services and resources to AI agents. The repository has been archi… | 10 | 1223 | abandoned |
| ykdojo/kaguya Kaguya is a ChatGPT plugin that lets ChatGPT read, edit, and manage local files in a sandboxed directory and execute Python, JavaScript, an… | 30 | 1195 | abandoned |
| ECC ECC is an open‑source agent harness operating system that provides skills, agents, and security rules for LLM‑powered coding assistants. It… | 82 | 276571 | stable |
| Visual Studio Code Visual Studio Code (Code - OSS) is Microsoft's open-source, Electron-based code editor combining editing, navigation, debugging, and a rich… | 95 | 194195 | stable |
| Playwright Playwright is a framework for web testing and browser automation that drives Chromium, Firefox, and WebKit through a single API, available … | 100 | 98243 | stable |
| Odysseus AI Workspace Odysseus is a self-hosted, privacy-first AI workspace that combines chat, autonomous agents, tools/MCP integration, model serving, and deep… | 57 | 87526 | active |
| Netdata Netdata is an open-source, real-time infrastructure monitoring and observability platform with a lightweight agent that collects per-second… | 99 | 80991 | stable |
| OmniRoute OmniRoute is an open‑source AI gateway that provides a single OpenAI‑compatible endpoint routing requests across hundreds of LLM providers.… | 78 | 77757 | active |
| OmniRoute OmniRoute is a free, MIT-licensed AI gateway that exposes a single OpenAI-compatible endpoint routing to 350+ LLM providers (90+ with free … | 78 | 77757 | active |
| OpenBB OpenBB's Open Data Platform (ODP) is an open-source Python toolset that integrates proprietary, licensed, and public financial data sources… | 85 | 73550 | active |
| HyperFrames HyperFrames is an open-source TypeScript framework that turns HTML, CSS, media, and seekable animations into deterministic MP4 videos. It c… | 79 | 66034 | active |
| sansan0/TrendRadar TrendRadar is a self-hostable AI-powered public opinion and trending-news monitor that aggregates hot topics across multiple platforms and … | 62 | 62570 | active |
| LiteLLM LiteLLM is an open-source AI gateway and Python SDK that provides a unified OpenAI-format interface to 100+ LLM providers (OpenAI, Anthropi… | 92 | 61456 | active |
| Plane Plane is an open-source project management platform offering issue tracking, cycles/sprints, kanban boards, roadmaps, and an integrated wik… | 97 | 61193 | active |
| Penpot Penpot is an open-source, browser-based design and prototyping platform for product teams, built with Clojure/ClojureScript. It offers UI d… | 97 | 60343 | stable |
| Meilisearch Meilisearch is a fast, open-source search engine that provides typo-tolerant full-text search, semantic and hybrid AI-powered search, and v… | 95 | 59626 | stable |
| LocalAI LocalAI is an open-source, self-hosted AI inference runtime that runs LLMs, vision, speech, image, and video models behind OpenAI/Anthropic… | 93 | 49392 | active |
| oobabooga/textgen TextGen is an open-source desktop application for running large language models locally with full privacy and no telemetry. It provides a c… | 83 | 47700 | active |
| LibreChat LibreChat is an open-source, self-hosted web application providing a unified ChatGPT-style interface for multiple AI providers (OpenAI, Ant… | 85 | 46021 | active |
| vectorize-io/hindsight Hindsight is an open-source agent memory system that gives AI agents persistent long-term memory that learns and consolidates knowledge ove… | 78 | 44347 | active |
| Agno Agno is a Python‑based SDK and runtime for building, deploying, and managing AI agent platforms. It provides a full stack—from agent defini… | 95 | 42675 | active |
| AstrBot AstrBot is a multi-platform LLM chatbot and agentic AI assistant development framework written in Python. It integrates many instant messag… | 95 | 41689 | active |
| Hmbown/CodeWhale Codewhale is an open‑source terminal‑native coding agent written in Rust that can read, edit, and run code using any hosted or local LLM yo… | 79 | 41097 | active |
| anthropics/financial-services A collection of reference AI agents, skills, and data connectors for financial-services workflows like investment banking, equity research,… | 58 | 38868 | active |
| linshenkx/prompt-optimizer Prompt Optimizer is an AI prompt optimization tool that helps users write, refine, test, and evaluate prompts for better LLM outputs. It sh… | 89 | 38597 | active |
| Directus Directus is an open-source backend application that wraps any SQL database into instant REST and GraphQL APIs, a no-code data studio, and a… | 99 | 38413 | active |
| Dokploy Dokploy is a free, self-hostable Platform as a Service (PaaS) that simplifies deploying and managing applications and databases on your own… | 87 | 37756 | active |
| Claude Code Router Claude Code Router (CCR) is a self-hosted local model gateway and control plane that routes AI coding agent requests (Claude Code, Codex, G… | 85 | 37369 | active |
| Postiz Postiz is an open-source, self-hostable social media scheduling tool that lets users plan, generate, and publish posts to 30+ platforms fro… | 92 | 37199 | active |
| Glances Glances is a cross-platform system monitoring tool written in Python that displays real-time stats for CPU, memory, disk, network, processe… | 94 | 33654 | stable |
| mukul975/Anthropic-Cybersecurity-Skills A large open-source library of structured cybersecurity skills (Markdown files with YAML frontmatter) for AI coding agents, mapped to frame… | 74 | 33126 | active |
| Conductor Conductor is an open-source durable execution and workflow orchestration engine for microservices, event-driven workflows, and AI agents, o… | 93 | 32278 | active |
| Zep Graphiti is an open-source Python framework for building and querying temporal knowledge graphs (Context Graphs) for AI agents. It incremen… | 87 | 31991 | active |
| XiaoZhi AI Chatbot XiaoZhi is an open-source MCP-based AI voice chatbot firmware for ESP32-family microcontrollers, connecting large language models like Qwen… | 91 | 31445 | active |
| Cognee Cognee is an open-source Python library and platform that gives AI agents persistent long-term memory by ingesting data in any format and b… | 90 | 31294 | active |
| tobi/qmd QMD is a local, on-device CLI search engine that indexes markdown notes, docs, meeting transcripts, and knowledge bases. It combines BM25 f… | 80 | 30141 | active |
| GPT Researcher GPT Researcher is an open-source autonomous deep research agent that plans research questions, scrapes web and local sources, and produces … | 95 | 29943 | active |
| openai/openai-agents-python OpenAI Agents SDK is a lightweight Python framework for building multi-agent LLM workflows with agents, handoffs, tools, guardrails, sessio… | 82 | 29800 | active |
| Mastra Mastra is a TypeScript framework for building AI-powered applications and autonomous agents, with model routing across 40+ providers, graph… | 87 | 28986 | active |
| Crush Crush is a terminal-based agentic coding assistant from Charm that wires your codebase, tools, and workflows into the LLM of your choice. I… | 82 | 28696 | active |
| Gas City Beads (bd) is a dependency-aware, Dolt-backed distributed issue tracker designed for AI coding agents, providing persistent structured memo… | 80 | 27995 | active |
| Kilo Kilo Code is an open-source (MIT) AI coding agent available as a VS Code extension, JetBrains plugin, and CLI, with cloud agents and a mode… | 84 | 27653 | active |
| Haystack Haystack is an open-source Python AI orchestration framework by deepset for building production-ready LLM applications, agents, and RAG sys… | 98 | 26720 | stable |
| Apache SkyWalking Apache SkyWalking is an open-source APM (Application Performance Monitoring) platform for microservices, cloud-native, and container-based … | 88 | 24968 | stable |
| Dub Dub is an open-source link attribution platform combining branded short links, real-time conversion analytics, and affiliate/partner progra… | 77 | 24877 | active |