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 |
|---|---|---|---|
| devlikeapro/waha WAHA is a self-hosted WhatsApp HTTP API that wraps multiple community engines (WEBJS, NOWEB, GOWS) behind a unified REST API and webhook in… | 94 | 7580 | active |
| Kimi Code CLI Kimi Code CLI (formerly Kimi CLI) is a terminal-based AI coding agent from Moonshot AI that reads and edits code, executes shell commands, … | 74 | 7576 | active |
| ChatLab/ChatLab ChatLab is an open-source, local-first desktop application (with an optional CLI) for analyzing chat histories from platforms like WhatsApp… | 78 | 7503 | active |
| Agent-Native Agent-Native is an open-source TypeScript framework for building applications that serve both human users and AI agents from a single codeb… | 79 | 7477 | active |
| repowise-dev/repowise Repowise is a Python-based codebase intelligence tool that indexes code structure, call graphs, git history, tests, and architectural decis… | 78 | 7464 | active |
| apache/hertzbeat Apache HertzBeat is an AI-powered, agentless open-source real-time observability system that unifies metrics collection, log aggregation, a… | 90 | 7435 | active |
| spinabot/brigade Brigade is a self-hosted, MIT-licensed multi-agent runtime where a crew of AI agents on an org chart delegate work, switch models mid-task,… | 73 | 7412 | active |
| Honcho Honcho is an open-source memory infrastructure service for building stateful AI agents that maintain understanding of users, agents, groups… | 82 | 7327 | active |
| Nasiko-Labs/nasiko Nasiko is a developer control plane for AI agents, built in Rust, that lets teams deploy, route, secure, and observe A2A-speaking agents wi… | 57 | 7324 | active |
| kyegomez/swarms Swarms is an enterprise-grade Python framework for orchestrating multi-agent systems powered by large language models, offering prebuilt se… | 66 | 7282 | active |
| Zipstack/unstract Unstract is an open-source, LLM-driven platform that extracts structured JSON data from unstructured documents such as PDFs, images, and sc… | 87 | 7270 | active |
| xerrors/Yuxi Yuxi is a self-hosted, multi-tenant knowledge agent platform that unifies RAG, knowledge graph construction (Milvus + Neo4j), LangGraph mul… | 84 | 7256 | active |
| opensquilla/opensquilla OpenSquilla is a token-efficient, microkernel AI agent that routes each conversation turn to the cheapest capable LLM via a local model rou… | 80 | 7069 | active |
| Openpanel-dev/openpanel OpenPanel is an open-source web and product analytics platform serving as a Mixpanel alternative, offering funnels, cohorts, user profiles,… | 69 | 7041 | active |
| Tencent/AI-Infra-Guard Tencent's full-stack AI red teaming platform that scans AI infrastructure, agents, MCP servers, and skills for vulnerabilities and evaluate… | 85 | 6916 | active |
| dataease/SQLBot SQLBot is an open-source conversational data analysis (ChatBI) system that converts natural language questions into SQL queries using large… | 86 | 6880 | active |
| olimorris/codecompanion.nvim CodeCompanion.nvim is a Neovim plugin that integrates LLMs (Anthropic, OpenAI, Gemini, Copilot, Ollama, and more) and CLI coding agents (Cl… | 87 | 6872 | active |
| reqable/reqable-app Reqable is a cross-platform API debugging and testing application combining an MITM proxy for capturing HTTP(S) traffic with a full-feature… | 87 | 6788 | active |
| superagent-ai/superagent Superagent is an open-source SDK and platform for securing AI applications and agents, offering runtime guardrails that block prompt inject… | 73 | 6759 | active |
| julep-ai/julep Julep is an open-source framework and platform for building durable, composable AI agents as dataflows that can crash, resume, retry, and e… | 65 | 6576 | active |
| airweave-ai/airweave Airweave is an open-source context retrieval layer that connects to apps, databases, and documents and exposes their data through a single … | 10 | 6558 | active |
| Spin Spin is an open-source framework and CLI for building, deploying, and running event-driven serverless microservices as WebAssembly componen… | 100 | 6540 | active |
| crestalnetwork/intentkit IntentKit is an open-source, self-hosted cloud-native agent cluster that runs and manages a collaborative team of AI agents as containerize… | 76 | 6516 | active |
| htmlstreamofficial/preline Preline UI is an open-source Tailwind CSS component library offering prebuilt UI components, blocks, templates, and headless JavaScript plu… | 94 | 6491 | active |
| kucherenko/jscpd jscpd is a copy/paste detector that finds duplicated code blocks across 223+ programming languages and formats using the Rabin-Karp algorit… | 99 | 6421 | active |
| Materialize Materialize is a streaming database that uses incremental computation to maintain always-fresh, strongly consistent SQL views over data fro… | 100 | 6385 | active |
| wechatsync/Wechatsync Wechatsync is an open-source Chrome extension that syncs articles from WeChat Official Accounts (or any webpage) to 29+ content platforms l… | 57 | 6380 | active |
| sanity-io/sanity Sanity Studio is an open-source, fully customizable headless CMS application built with React and TypeScript for rapidly configuring conten… | 93 | 6338 | active |
| github/CopilotForXcode GitHub Copilot for Xcode is an AI coding assistant plugin for Xcode providing code completions, chat, agent mode, and code review for Swift… | 86 | 6338 | active |
| MaiBot MaiBot (MaiSaka) is an open-source, LLM-powered conversational agent designed to behave like a warm, human-like 'digital life form' in QQ g… | 84 | 6338 | active |
| TableProApp/TablePro TablePro is a free, open-source, native macOS (and iOS/iPadOS) database client supporting 29 SQL and NoSQL engines through native drivers, … | 80 | 6286 | active |
| Eigenwise/atomic-agents Atomic Agents is a lightweight, modular Python framework for building agentic AI pipelines and applications from small, composable componen… | 91 | 6284 | active |
| Bright Data MCP The official Bright Data CLI (npm package @brightdata/cli) providing terminal access to Bright Data's web scraping, search, and structured … | 81 | 6261 | active |
| JimmyLv/BibiGPT-v1 BibiGPT is an AI-powered web application that summarizes videos and audio from platforms like Bilibili, YouTube, TikTok, and podcasts, gene… | 54 | 6241 | active |
| lightdash/lightdash Lightdash is an open-source, agentic business intelligence platform that lets data teams define governed metrics, dashboards, AI agents, an… | 96 | 6198 | active |
| Semantic Kernel Semantic Kernel is a model-agnostic SDK and orchestration framework from Microsoft for building AI agents and multi-agent systems in .NET, … | 94 | 28687 | maintenance |
| maildev/maildev MailDev is a local SMTP server with a modern web interface that catches all emails sent by your application during development, so nothing … | 93 | 6145 | active |
| Goa Goa is a design-first framework for building APIs and microservices in Go. You define your API in a Go-based DSL and it generates server co… | 99 | 6110 | active |
| baserow/baserow Baserow is an open-source, no-code platform for building databases, applications, automations, dashboards, and AI agents, positioned as an … | 98 | 6094 | active |
| UfoMiao/zcf ZCF (Zero-Config Code Flow) is a Node.js CLI that provides one-click setup and configuration for AI coding assistants like Claude Code and … | 76 | 6083 | active |
| netease-youdao/LobsterAI LobsterAI is an open-source, desktop-grade AI agent application by NetEase Youdao that performs real work like data analysis, slides, docum… | 76 | 6064 | active |
| PawanOsman/OpenCursor OpenCursor is an open-source, Cursor-like AI coding agent distributed as a VS Code extension. It provides agentic chat that reads workspace… | 97 | 6023 | active |
| generalaction/emdash Emdash is an open-source desktop application (Agentic Development Environment) for running multiple AI coding agents in parallel, each isol… | 81 | 5986 | active |
| Lemonade Lemonade is a local AI server that runs optimized LLMs (plus image, speech, and embedding models) on your own GPU and NPU, exposing OpenAI-… | 83 | 5964 | active |
| fengshao1227/ccg-workflow CCG Workflow is a multi-model orchestration engine for Claude Code that coordinates Codex CLI, Gemini CLI, and Antigravity CLI from a singl… | 70 | 5939 | active |
| likec4/likec4 LikeC4 is a modeling language (DSL) and toolchain for describing software architecture as code, inspired by the C4 Model and Structurizr DS… | 94 | 5930 | active |
| dograh-hq/dograh Dograh is an open-source, self-hostable voice AI platform for building production voice agents, positioned as an alternative to Vapi and Re… | 85 | 5903 | active |
| AmanVarshney01/create-better-t-stack Better-T-Stack is an MIT-licensed CLI tool for scaffolding end-to-end type-safe TypeScript fullstack projects with customizable stacks (fro… | 83 | 5813 | active |
| AidLux (AidLearning) AidLux (originally AidLearning) is an AIoT development platform that runs a native Ubuntu Linux environment with GUI, deep learning tooling… | 63 | 5812 | active |
| mayswind/ezbookkeeping ezBookkeeping is a lightweight, self-hosted personal finance and bookkeeping application built with Go and Vue.js. It supports transaction … | 95 | 5796 | active |
| RuoYi-AI RuoYi AI is an open-source, enterprise-grade full-stack AI assistant platform built in Java on the RuoYi ecosystem and LangChain4j. It unif… | 91 | 5761 | active |
| dnhkng/GLaDOS A real-life implementation of GLaDOS, the sardonic AI from Valve's Portal series, built as a proactive voice assistant with vision, memory,… | 66 | 5735 | active |
| Gen-Verse/OpenClaw-RL OpenClaw-RL is a framework for training personalized AI agents through reinforcement learning using natural conversation as feedback. It us… | 49 | 5722 | active |
| the-open-agent/openagent OpenAgent is a self-hosted, single-binary personal AI assistant platform built in Go that combines LLM chat, RAG knowledge bases, and auton… | 93 | 5670 | active |
| trailbaseio/trailbase TrailBase is an open-source, single-executable Firebase alternative built on Rust, SQLite (with experimental Postgres support), and Wasmtim… | 84 | 5638 | active |
| useplunk/plunk Plunk is an open-source, self-hostable email platform combining transactional email sending (API and SMTP), marketing campaigns, and event-… | 89 | 5499 | active |
| ServiceStack ServiceStack is a full-featured, message-based web services framework for .NET that lets you declare typed Request DTOs once and generate A… | 98 | 5496 | active |
| serafimcloud/21st 21st.dev is an open-source community registry and marketplace of React UI components built with Tailwind CSS and Radix UI, following shadcn… | 30 | 5477 | active |
| agentgateway/agentgateway Agentgateway is an open-source, Rust-based proxy and gateway for agentic AI traffic, handling LLM provider routing, MCP tool servers, and A… | 83 | 5420 | active |
| lingodotdev/lingo.dev Lingo.dev is an open-source localization engineering toolkit that turns LLMs into stateful translation APIs, persisting glossaries, brand v… | 89 | 5398 | active |
| aipoch/open-science Open Science is an open-source, local-first, model-agnostic AI research workbench for reproducible scientific research. It combines a coord… | 77 | 5331 | active |
| hahwul/dalfox Dalfox is an open-source XSS vulnerability scanner written in Rust that automates discovery, injection, and DOM/AST-level verification of r… | 99 | 5326 | active |
| vitali87/code-graph-rag Code-Graph-RAG is a Python CLI tool and MCP server that parses multi-language codebases with Tree-sitter, builds a knowledge graph of code … | 86 | 5258 | active |
| zhkl0228/unidbg A Java-based framework that emulates Android (and experimentally iOS) native libraries on non-ARM hosts, including JNI, syscalls, and ARM32… | 76 | 5244 | active |
| Kiln-AI/Kiln Kiln is a free desktop app and MIT-licensed Python library for the full AI development loop: evals, prompt optimization, RAG, agents, fine-… | 91 | 5207 | active |
| fallow Fallow is a Rust-based CLI that performs static analysis of TypeScript and JavaScript codebases, detecting unused code, duplication, circul… | 79 | 5189 | active |
| Taubyte Tau Taubyte (tau) is an open-source, self-hosted fullstack cloud platform that lets developers and AI coding agents build, test, and ship appli… | 74 | 5174 | active |
| elie222/rakazo Rakazo is an open-source, self-hosted platform for running persistent AI teammates (bots) that can use a browser, terminal, and desktop, re… | 81 | 5124 | active |
| icip-cas/PPTAgent PPTAgent is an agentic Python framework that automatically generates PowerPoint presentations from documents using a two-stage, edit-based … | 79 | 5122 | active |
| callstack/agent-device A CLI, MCP server, and typed Node.js API that lets AI coding agents automate, inspect, and verify real mobile and desktop apps. It provides… | 79 | 5100 | active |
| facebook/memlab MemLab is an end-to-end testing and analysis framework from Meta for detecting JavaScript memory leaks and optimization opportunities. It d… | 77 | 5068 | active |
| PeonPing/peon-ping peon-ping is a shell-based notification tool that plays game character voice lines (Warcraft, StarCraft, Portal, Zelda) and shows visual ov… | 77 | 5050 | active |
| Magic MagiCrew (dtyq/magic) is an open-source, enterprise-grade all-in-one AI productivity platform combining a generalist AI agent, workflow eng… | 60 | 5049 | active |
| apache/iggy Apache Iggy is a high-performance, persistent message streaming platform written in Rust, supporting TCP, QUIC, HTTP, and WebSocket transpo… | 92 | 5035 | active |
| Gaia node GaiaNet node is a shell-based installer and runtime for running your own decentralized AI agent service locally. It deploys an LLM inferenc… | 45 | 5015 | active |
| MockServer MockServer is an open-source HTTP(S) mock server and proxy for testing that can mock APIs, record and inspect live traffic, and inject fail… | 100 | 4995 | active |
| mistralai/mistral-vibe Mistral Vibe is an open-source command-line coding agent powered by Mistral's models, providing a conversational interface to explore and m… | 76 | 4986 | active |
| apple/embedding-atlas Embedding Atlas is an open-source tool from Apple for interactive visualization of large embeddings and their metadata, supporting clusteri… | 86 | 4969 | active |
| flipt-io/flipt Flipt is a self-hosted, Git-native feature flag management platform that stores flags as code in your own Git repositories and evaluates th… | 99 | 4917 | stable |
| aldinokemal/go-whatsapp-web-multidevice GoWA is a self-hosted WhatsApp REST API service written in Go, exposing WhatsApp multi-device messaging over HTTP with a web UI, webhooks, … | 94 | 4898 | active |
| TestSprite/testsprite-cli TestSprite's official open-source CLI that uses AI to generate and run end-to-end tests against a live app from the terminal, reporting exa… | 82 | 4881 | active |
| CLI Printing Press A Go-based CLI generator that studies official API docs, community CLIs, MCP servers, and undocumented web APIs to produce token-efficient,… | 79 | 4842 | active |
| Agenta-AI/agenta Agenta is an open-source, self-hostable workspace where teams build, run, and share AI agents and automations by chatting with them. It pro… | 93 | 4835 | active |
| macro-inc/macro Macro is an open-source all-in-one team workspace that unifies email, chat, docs, tasks, calls, CRM, and AI agents into a single fast inter… | 81 | 4810 | active |
| latitude-dev/latitude-llm Latitude is an open-source, MIT-licensed AI agent observability and monitoring platform that captures production agent traffic as traces an… | 87 | 4728 | active |
| u14app/deep-research Deep Research is a web application that uses any large language model (Gemini, OpenAI, Anthropic, DeepSeek, Grok, Ollama, etc.) combined wi… | 66 | 4691 | active |
| o2oa/o2oa O2OA is a 100% open-source (AGPL-3.0) enterprise office automation (OA) and collaboration platform built on a JavaEE distributed architectu… | 75 | 4683 | active |
| OpenMinis OpenMinis is a free, open-source mobile AI agent app for iOS and Android that connects leading LLM providers (Claude, GPT, Gemini, etc.) vi… | 76 | 4673 | active |
| IBM/mcp-context-forge ContextForge is an open-source AI gateway, registry, and proxy from IBM that federates MCP, A2A, and REST/gRPC APIs behind a unified endpoi… | 86 | 4646 | active |
| prest/prest pRESTd is a production-ready Go service that exposes instant REST APIs (and a read-only MCP endpoint) on top of any existing or new Postgre… | 100 | 4624 | stable |
| JetBrains/koog Koog is a JetBrains-built Kotlin/Java framework for creating fault-tolerant, enterprise-ready AI agents on the JVM, with multiplatform depl… | 86 | 4617 | active |
| kirodotdev/KiroCrew Kiro Crew is an open-source persistent development workspace where AI agent crews run multi-step tasks unattended, remember context across … | 81 | 4534 | active |
| CISO Assistant CISO Assistant is an open-source, self-hostable GRC (Governance, Risk, and Compliance) platform covering risk management, compliance and au… | 91 | 4521 | active |
| pydantic/logfire Pydantic Logfire is an AI observability platform built on OpenTelemetry that traces LLM calls, agent runs, and application telemetry in one… | 86 | 4512 | active |
| FlowElement-xinliuyuansu/m_flow M-flow is a Python bio-inspired cognitive memory engine that treats graph topology as the retrieval scoring engine rather than a supportive… | 58 | 4511 | active |
| Firebase CLI The official Firebase Command Line Interface for testing, managing, and deploying Firebase projects from the terminal. It also ships the of… | 95 | 4477 | active |
| poem-web/poem Poem is a full-featured, easy-to-use web framework for Rust built on async/await, with crates for OpenAPI, gRPC, AWS Lambda, and MCP server… | 67 | 4445 | active |
| zgsm-ai/costrict CoStrict is an open-source, enterprise-focused AI coding assistant delivered as VS Code and JetBrains extensions, offering strict-mode code… | 81 | 4444 | active |
| docker/docker-agent Docker Agent is an open-source CLI (and Docker CLI plugin) that lets developers build, run, and share AI agents defined declaratively in YA… | 80 | 4433 | active |
| dagucloud/dagu Dagu is a self-hostable, local-first workflow orchestrator that runs DAGs defined in declarative YAML over existing shell scripts, Docker c… | 96 | 4417 | active |