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 |
|---|---|---|---|
| ModelEngine-Group/nexent Nexent is a zero-code, self-hosted platform for auto-generating production-grade AI agents from natural language prompts, built on Harness … | 87 | 6001 | active |
| Coding-Solo/godot-mcp A Model Context Protocol (MCP) server that lets AI assistants interface with the Godot game engine. It provides tools for launching the God… | 52 | 5989 | active |
| zhongerxin/Cowart Cowart is a Codex plugin that provides a native infinite canvas widget built on tldraw for brainstorming, annotating images, and AI-driven … | 58 | 5982 | active |
| 21st-dev/magic-mcp Magic MCP is a legacy compatibility proxy package that forwards MCP requests to the unified 21st MCP server, which lets AI coding agents li… | 73 | 5972 | active |
| sooperset/mcp-atlassian A Model Context Protocol (MCP) server that connects AI assistants like Claude Desktop and Cursor to Atlassian Jira and Confluence, supporti… | 80 | 5949 | active |
| asciimoo/hister Hister is a self-hosted, privacy-focused personal search engine that indexes the full contents of visited web pages and local files. It off… | 82 | 5936 | active |
| Klavis-AI/klavis Klavis AI is an open-source MCP (Model Context Protocol) integration platform that lets AI agents connect to 100+ prebuilt tool integration… | 59 | 5814 | active |
| Cloudflare Agents SDK A TypeScript SDK for building persistent, stateful AI agents on Cloudflare Workers, powered by Durable Objects. Each agent gets durable ide… | 84 | 5800 | active |
| Galaxy-Dawn/claude-scholar A semi-automated research assistant framework that augments AI coding agents (Claude Code, Codex CLI, Kimi Code CLI, OpenCode) with workflo… | 59 | 5788 | active |
| OpenBMB/UltraRAG UltraRAG is a low-code Python framework from OpenBMB for building complex RAG pipelines using MCP servers and YAML-based orchestration with… | 85 | 5706 | active |
| agentscope-ai/AgentTeams AgentTeams is an open-source collaborative multi-agent runtime platform that orchestrates multiple Agent containers using a Manager-Workers… | 81 | 5698 | active |
| executeautomation/mcp-playwright A Model Context Protocol (MCP) server that exposes Playwright browser automation to LLM clients like Claude Desktop, Cline, and Cursor IDE.… | 44 | 5664 | active |
| bethington/ghidra-mcp A Model Context Protocol (MCP) server and Ghidra plugin exposing 250+ tools that let AI agents drive Ghidra's reverse engineering capabilit… | 81 | 5661 | active |
| Excalidraw An MCP (Model Context Protocol) server that lets AI clients like Claude and ChatGPT generate and stream interactive hand-drawn Excalidraw d… | 55 | 5516 | active |
| Claude Desktop for Linux (unofficial repackaging) An unofficial repackaging project that distributes Anthropic's official Claude Desktop Linux .deb as .rpm, AppImage, Nix flake, and AUR pac… | 85 | 5468 | active |
| 54yyyu/zotero-mcp A Model Context Protocol (MCP) server that connects a Zotero research library to AI assistants like Claude, ChatGPT, Cursor, and Cherry Stu… | 88 | 5420 | active |
| breaking-brake/cc-wf-studio CC Workflow Studio is a VSCode extension (with companion CLI and MCP packages) for visually designing AI agent workflows on a canvas and ex… | 75 | 5394 | active |
| nanbingxyz/5ire 5ire is a cross-platform desktop AI assistant and MCP (Model Context Protocol) client that connects to major LLM providers like OpenAI, Ant… | 80 | 5354 | active |
| openclaw/Peekaboo Peekaboo is a macOS CLI and menu-bar app that captures screenshots, inspects the accessibility tree, and automates native UI interactions l… | 87 | 5337 | active |
| FunnyWolf/Viper VIPER is a self-hosted red teaming and adversary simulation platform with a web UI, 100+ post-exploitation modules covering MITRE ATT&CK, a… | 79 | 5327 | active |
| iflytek/astron-rpa AstronRPA is an open-source enterprise-grade Robotic Process Automation desktop application with a visual low-code/no-code designer for aut… | 69 | 5276 | active |
| Waishnav/devspace DevSpace is a self-hosted MCP server and CLI that gives ChatGPT or Claude Web a secure connection to your local machine so they can read, e… | 78 | 5183 | active |
| MCP-UI-Org/mcp-ui mcp-ui is an SDK implementing the MCP Apps standard for delivering interactive UI over the Model Context Protocol. It provides client SDKs … | 72 | 5169 | active |
| exa-labs/exa-mcp-server An open-source MCP (Model Context Protocol) server that connects AI assistants and agents to Exa's web search, code search, content fetchin… | 66 | 5112 | active |
| Home Assistant MCP Server An unofficial Model Context Protocol (MCP) server that lets AI assistants like Claude Desktop, Claude.ai, and ChatGPT control Home Assistan… | 81 | 5100 | active |
| Ryze AI Marketing MCP A unified MCP (Model Context Protocol) server exposing 250+ tools for managing Google Ads, Meta (Facebook/Instagram) Ads, and Google Analyt… | 60 | 5083 | active |
| TabularisDB/tabularis Tabularis is an open-source desktop SQL workspace client supporting PostgreSQL, MySQL/MariaDB, SQLite, and 15+ other databases like DuckDB,… | 77 | 5081 | active |
| openclaw/mcporter MCPorter is a TypeScript runtime and CLI for discovering, inspecting, and calling Model Context Protocol (MCP) servers without boilerplate.… | 80 | 5070 | active |
| elementalsouls/Claude-BugHunter A Claude Code skill bundle that turns Claude into a bug-hunting and red-team assistant, with 83 skills, 15 slash commands, and 681 disclose… | 75 | 5041 | active |
| AG2 AG2 (formerly AutoGen) is an open-source Python framework for building AI agents and orchestrating multi-agent systems, supporting LLM inte… | 85 | 5003 | active |
| campfirein/byterover-cli ByteRover CLI (brv) is a TypeScript-based interactive REPL/TUI tool that gives AI coding agents a persistent, structured memory layer via a… | 10 | 4958 | active |
| atilaahmettaner/tradingview-mcp An MCP server exposing TradingView market data, technical indicators, screeners, and backtesting as tools for AI assistants like Claude, Ch… | 63 | 4957 | active |
| withcoral/coral Coral is a local SQL query engine that exposes APIs, files, and live data sources as read-only tables you can query and join with standard … | 79 | 4943 | active |
| SolaceLabs/solace-agent-mesh Solace Agent Mesh is an open-source Python framework for building event-driven multi-agent AI systems where specialized agents collaborate … | 10 | 4923 | active |
| ACI.dev ACI.dev is an open-source tool-calling platform that connects 600+ SaaS tools to AI agents and agentic IDEs via direct function calling or … | 59 | 4905 | active |
| benjitaylor/agentation Agentation is a React component (npm package) that adds a floating toolbar to web apps, letting users click elements, select text, and anno… | 81 | 4892 | active |
| eastlondoner/vibe-tools vibe-tools is a TypeScript CLI that gives AI coding agents like Cursor an 'AI team' of subagents and advanced skills such as browser automa… | 35 | 4822 | active |
| zerx-lab/FluxDown FluxDown is a free, open-source, multi-protocol download manager built with a Rust/Tokio engine and a Flutter UI, supporting HTTP/HTTPS, FT… | 77 | 4819 | active |
| WorldBrain/Memex Memex is a browser extension (Chrome/Firefox) for curating, annotating, highlighting, tagging, and full-text searching web content and PDFs… | 44 | 4722 | active |
| inkeep/open-knowledge OpenKnowledge is an AI-native WYSIWYG markdown editor and knowledge base app for humans and LLM agents, available as a desktop app (macOS, … | 78 | 4643 | active |
| NateBJones-Projects/OB1 Open Brain is a self-hosted personal memory infrastructure combining a vector-search database, an AI gateway, and an MCP server so any AI t… | 58 | 4632 | active |
| VRSEN/agency-swarm Agency Swarm is a Python framework for building multi-agent AI applications on top of the OpenAI Agents SDK. It lets developers define spec… | 91 | 4601 | active |
| phodal/auto-dev AutoDev is an AI-native multi-agent coding development platform built on Kotlin Multiplatform, distributed as an IntelliJ IDEA plugin, VS C… | 80 | 4548 | active |
| Embabel Agent Framework Embabel Agent is an agentic AI framework for the JVM, written in Kotlin with first-class Java and Spring Boot support. It provides typed, g… | 87 | 4513 | active |
| IvanMurzak/Unity-MCP A Unity plugin, MCP server, and CLI that lets AI agents (Claude, Cursor, Copilot, Gemini, Codex, etc.) build, edit, and playtest Unity game… | 84 | 4490 | active |
| MarkusPfundstein/mcp-obsidian An MCP (Model Context Protocol) server that lets AI assistants like Claude interact with an Obsidian vault through the Local REST API commu… | 63 | 4436 | active |
| Observal/Observal Observal is a self-hosted registry and control plane for coding agent extensions such as Skills, MCP servers, and Agents, with a built-in i… | 82 | 4429 | active |
| jupyterlab/jupyter-ai Jupyter AI is an open-source JupyterLab extension that connects agentic AI assistants to computational notebooks via the Agent Client Proto… | 96 | 4420 | active |
| GPT-Vis A Model Context Protocol (MCP) server, written in TypeScript, that exposes tools for generating 26+ chart types using the AntV visualizatio… | 71 | 4391 | active |
| open-webui/mcpo mcpo is a lightweight Python proxy that takes any MCP (Model Context Protocol) server command and exposes its tools as a standard OpenAPI-c… | 64 | 4385 | active |
| microsoft/flint-chart Flint is a visualization intermediate language and TypeScript library that compiles compact, human-editable chart specs into Vega-Lite, ECh… | 78 | 4370 | active |
| Cloudflare MCP Server A collection of Model Context Protocol (MCP) servers from Cloudflare that let MCP clients like Cursor or Claude manage Cloudflare services … | 81 | 4365 | active |
| Spec Workflow A Model Context Protocol (MCP) server that provides structured spec-driven development workflow tools for AI-assisted software development.… | 55 | 4293 | active |
| Manavarya09/design-extract designlang is an open-source CLI (npx designlang <url>) that uses a Playwright-driven headless browser to reverse-engineer any website's de… | 81 | 4275 | active |
| CodeGraphContext/CodeGraphContext CodeGraphContext (CGC) is an MCP server and CLI tool that indexes local codebases into a graph database, exposing code structure and relati… | 82 | 4251 | active |
| haris-musa/excel-mcp-server A Model Context Protocol (MCP) server that lets AI agents create, read, and modify Excel workbooks without Microsoft Excel installed. It su… | 88 | 4245 | active |
| basicmachines-co/basic-memory Basic Memory is an open-source, local-first MCP server that gives AI assistants persistent memory as a knowledge graph of plain Markdown fi… | 83 | 4235 | active |
| Chevey339/kelivo Kelivo is an open-source, cross-platform LLM chat client built with Flutter that runs on Android, iOS, HarmonyOS, Windows, macOS, and Linux… | 84 | 4176 | active |
| nageoffer/ragent Ragent AI is a production-grade Java platform for building Agentic RAG applications, covering document ingestion, hybrid retrieval (vector,… | 76 | 4164 | active |
| kagent-dev/kagent kagent is a Kubernetes-native framework for building, deploying, and managing AI agents as first-class Kubernetes resources via CRDs. It su… | 84 | 4047 | active |
| OpenBMB/PilotDeck PilotDeck is an open-source, task-oriented AI agent productivity platform built around the concept of 'WorkSpace', developed by THUNLP, Mod… | 80 | 4031 | active |
| sourcebot-dev/sourcebot Sourcebot is a self-hosted code search and code intelligence platform that indexes repos across GitHub, GitLab, Bitbucket, Azure DevOps, Ge… | 87 | 3990 | active |
| yuruotong1/autoMate autoMate is a self-hosted local automation assistant and MCP tool server that gives AI clients persistent notes, files, reminders, memory, … | 83 | 3965 | active |
| parcadei/Continuous-Claude-v3 A framework that turns Claude Code into a persistent, multi-agent development environment with context management across sessions. It uses … | 42 | 3944 | active |
| remorses/playwriter Playwriter is a Chrome extension plus CLI/MCP tool that lets AI agents control your real, already-logged-in Chrome browser by executing Pla… | 81 | 3923 | active |
| openai/openai-agents-js A lightweight, provider-agnostic TypeScript/JavaScript framework from OpenAI for building multi-agent LLM workflows, including text agents,… | 82 | 3921 | active |
| yvgude/lean-ctx LeanCTX is a local-first Rust binary that acts as a context engineering layer for AI coding agents, providing an MCP server, shell output c… | 77 | 3868 | active |
| skyhook-io/radar Radar is an open-source Kubernetes UI and visibility tool shipped as a single Go binary, offering topology, event timelines, Helm, GitOps, … | 79 | 3866 | active |
| nowork-studio/notfair-plugin An open-source collection of 45 marketing skills (SEO, GEO/AEO, paid media, analytics) packaged as a Claude Code plugin and MCP connector f… | 58 | 3853 | active |
| midday-ai/packrun packrun.dev is a web service and MCP server that scores, compares, and ranks npm packages across 50+ categories using live metrics like dow… | 49 | 3837 | active |
| stickerdaniel/linkedin-mcp-server An open-source MCP server that gives AI assistants like Claude and ChatGPT access to LinkedIn data (profiles, companies, jobs, messages) th… | 83 | 3800 | active |
| tutti-os/tutti Tutti is a local-first desktop workspace where multiple AI coding agents (Claude Code, Codex, Cursor, OpenCode) share one real-time context… | 76 | 3791 | active |
| microsoft/mcp Microsoft's official catalog and monorepo of MCP (Model Context Protocol) server implementations, including Azure MCP and Microsoft Fabric … | 84 | 3788 | active |
| google-antigravity/antigravity-sdk-python A Python SDK for building AI agents powered by Google Antigravity and Gemini, abstracting the agentic loop behind a stateful, secure infras… | 59 | 3744 | active |
| springdoc-openapi springdoc-openapi is a Java library that automatically generates OpenAPI 3 API documentation for Spring Boot applications, with built-in Sw… | 94 | 3738 | stable |
| keenthemes/reui ReUI is an open-source shadcn/ui-compatible component registry offering 1,000+ free React components and blocks built with Tailwind CSS, Ra… | 66 | 3732 | active |
| loov/lensm Lensm is a GUI tool for viewing Go assembly alongside source code, with support for C/C++/Rust binaries via symbol tables and DWARF debug i… | 64 | 3690 | active |
| Deepractice/PromptX PromptX is an AI Agent Context Platform built on the Model Context Protocol (MCP) that injects professional AI roles, a cognitive memory sy… | 66 | 3686 | active |
| OpenSumi IDE OpenSumi is a TypeScript framework for building AI-native IDE products, supporting both Electron desktop and web-based (WebIDE) deployments… | 77 | 3656 | active |
| laravel/boost Laravel Boost is an official MCP (Model Context Protocol) server that gives AI coding agents like Claude Code and Cursor deep insight into … | 82 | 3655 | active |
| LangChain A lightweight Python library that adapts Anthropic Model Context Protocol (MCP) tools into LangChain/LangGraph-compatible tools. It provide… | 10 | 3650 | active |
| bytebase/dbhub DBHub is a minimal, token-efficient MCP server that lets AI clients like Claude, Cursor, and VS Code connect to and explore PostgreSQL, MyS… | 86 | 3621 | active |
| davepoon/buildwithclaude A curated plugin marketplace and discovery hub for Claude Code, Claude Desktop, Agent SDK, and OpenClaw, aggregating agents, slash commands… | 67 | 3614 | active |
| grafana/mcp-grafana A Model Context Protocol (MCP) server for Grafana that exposes Grafana instances and their ecosystem to AI assistants like Claude Desktop a… | 85 | 3584 | active |
| samuelgursky/davinci-resolve-mcp A Model Context Protocol (MCP) server that lets AI assistants like Claude control DaVinci Resolve Studio through its official Scripting API… | 84 | 3575 | active |
| swarmpit/swarmpit Swarmpit is a lightweight, self-hosted web UI for managing Docker Swarm clusters, covering stacks, services, secrets, volumes, and networks… | 74 | 3495 | active |
| i-am-bee/beeai-framework BeeAI Framework is an open-source, Linux Foundation-hosted framework for building production-grade multi-agent AI systems in Python and Typ… | 86 | 3436 | active |
| NotebookLM MCP An MCP server and Claude Code skill that lets AI coding agents chat directly with Google NotebookLM notebooks, returning source-grounded, c… | 10 | 3432 | active |
| chrisvel/tududi Tududi is a self-hosted, open-source task management and life organization app built with React and Express/TypeScript. It organizes tasks,… | 90 | 3417 | active |
| Netw0rkNoob/VulnClaw VulnClaw is an AI-driven penetration testing CLI tool that combines an LLM agent, MCP toolchain, and curated pentest skills to automate the… | 79 | 3397 | active |
| crystaldba/postgres-mcp Postgres MCP Pro is an open-source Model Context Protocol (MCP) server that gives AI agents and developers safe, configurable read/write ac… | 63 | 3388 | active |
| taylorwilsdon/google_workspace_mcp A comprehensive Model Context Protocol (MCP) server and CLI tool that gives AI assistants like Claude and ChatGPT full natural-language con… | 83 | 3377 | active |
| HiThink-Tech/Financial-API Official Tonghuashun (HiThink) A-share financial data service offering real-time and historical stock quotes, financial statements, valuati… | 78 | 3369 | active |
| Metorial Metorial is an open-source identity and access control plane for AI agents, providing 1200+ verified MCP integrations with centralized auth… | 63 | 3356 | active |
| fuxicodex/Fuxi FuXi is a terminal-based AI coding agent built in Go that reads code, edits files, runs commands, and drives tools through a rich TUI using… | 78 | 3341 | active |
| giancarloerra/SocratiCode SocratiCode is a codebase context engine distributed as an MCP server, Claude Code plugin, and VS Code extension that indexes code, depende… | 82 | 3336 | active |
| sentrux/sentrux Sentrux is a pure-Rust static analysis tool that computes a single architectural quality score (0–10,000) from five graph-theoretic root-ca… | 56 | 3289 | active |
| FastMCP FastMCP is a TypeScript framework for building MCP (Model Context Protocol) servers with tools, resources, prompts, sessions, and authentic… | 82 | 3269 | active |
| Harbor Harbor is a CLI tool that spins up a complete, pre-wired local LLM stack with a single command, using Docker Compose to orchestrate hundred… | 84 | 3241 | active |
| makecindy/cindy Cindy is an open-source AI agent client (desktop and mobile apps) that unifies multiple agent harnesses like Claude Code, Codex, and Pi wit… | 81 | 3227 | active |