Best Open Source mcp server Libraries
A curated list of the most popular GitHub repositories tagged with mcp server. Select any project to visualize its architecture and dive into the codebase using RepoMind's AI engine.
#1n8n-io/n8n
Fair-code workflow automation platform with native AI capabilities. Combine visual building with custom code, self-host or cloud, 400+ integrations.
#2google-gemini/gemini-cli
An open-source AI agent that brings the power of Gemini directly into your terminal.
#3upstash/context7
Context7 Platform -- Up-to-date code documentation for LLMs and AI code editors
#4sansan0/TrendRadar
⭐AI-driven public opinion & trend monitor with multi-platform aggregation, RSS, and smart alerts.🎯 告别信息过载，你的 AI 舆情监控助手与热点筛选工具！聚合多平台热点 + RSS 订阅，支持关键词精准筛选。AI 智能筛选新闻 + AI 翻译 + AI 分析简报直推手机，也支持接入 MCP 架构，赋能 AI 自然语言对话分析、情感洞察与趋势预测等。支持 Docker ，数据本地/云端自持。集成微信/飞书/钉钉/Telegram/邮件/ntfy/bark/slack 等渠道智能推送。
#5D4Vinci/Scrapling
🕷️ An adaptive Web Scraping framework that handles everything from a single request to a full-scale crawl!
#6ChromeDevTools/chrome-devtools-mcp
Chrome DevTools for coding agents
#7bytedance/UI-TARS-desktop
The Open-Source Multimodal AI Agent Stack: Connecting Cutting-Edge AI Models and Agent Infra
#8github/github-mcp-server
GitHub's official MCP Server
#9assafelovic/gpt-researcher
An autonomous agent that conducts deep research on any data using any LLM providers
#10activepieces/activepieces
AI Agents & MCPs & AI Workflow Automation • (~400 MCP servers for AI agents) • AI Automation / AI Agent with MCPs • AI Workflows & AI Agents • MCPs for AI Agents
#111Panel-dev/MaxKB
🔥 MaxKB is an open-source platform for building enterprise-grade agents. 强大易用的开源企业级智能体平台。
#12microsoft/mcp-for-beginners
This open-source curriculum introduces the fundamentals of Model Context Protocol (MCP) through real-world, cross-language examples in .NET, Java, TypeScript, JavaScript, Rust and Python. Designed for developers, it focuses on practical techniques for building modular, scalable, and secure AI workflows from session setup to service orchestration.
#13czlonkowski/n8n-mcp
A MCP for Claude Desktop / Claude Code / Windsurf / Cursor to build n8n workflows for you
#14mcp-use/mcp-use
The fullstack MCP framework to develop MCP Apps for ChatGPT / Claude & MCP Servers for AI Agents.
#15open-metadata/OpenMetadata
OpenMetadata is a unified metadata platform for data discovery, data observability, and data governance powered by a central metadata repository, in-depth column level lineage, and seamless team collaboration.
#16xinnan-tech/xiaozhi-esp32-server
本项目为xiaozhi-esp32提供后端服务，帮助您快速搭建ESP32设备控制服务器。Backend service for xiaozhi-esp32, helps you quickly build an ESP32 device control server.
#17maximhq/bifrost
Fastest enterprise AI gateway (50x faster than LiteLLM) with adaptive load balancer, cluster mode, guardrails, 1000+ models support & <100 µs overhead at 5k RPS.
#18FunnyWolf/Viper
Adversary simulation and Red teaming platform with AI
#19getsentry/XcodeBuildMCP
A Model Context Protocol (MCP) server and CLI that provides tools for agent use when working on iOS and macOS projects.
#20modelcontextprotocol/java-sdk
The official Java SDK for Model Context Protocol servers and clients. Maintained in collaboration with Spring AI
#21stickerdaniel/linkedin-mcp-server
Open-source MCP server for LinkedIn. Give Claude and any MCP-compatible AI agent access to profiles, companies, jobs, and messages.
#22skyhook-io/radar
The missing open-source Kubernetes UI with a built-in MCP server for AI agents. See what's broken, why, and what changed. Issues, Topology, event timeline, Helm, GitOps, live service traffic, and cluster audits - all in one Go binary.
#23crbnos/carbon
Carbon is an open source ERP, MES and QMS for manufacturing. Perfect for complex assembly, contract manufacturing, high volume, and configure to order manufacturing.
#24rulego/rulego
⛓️RuleGo is a lightweight, high-performance, embedded, next-generation component orchestration rule engine framework for Go.
#25mxsm/rocketmq-rust
🚀Apache RocketMQ build in Rust🦀. Faster, safer, and with lower memory usage. ⭐ Star to support our work❤️!
#26jjang-ai/vmlx
vMLX - JANGTQ Uber Compressed MLX Models - L2 Disk Cache (survives restart) + L1 Paged (super fast ttft) + Hybrid SSM Scheduler + Cont Batching + etc!
#27vshulcz/deja-vu
Search your past AI coding sessions — Claude Code, Codex, Cursor and 17 more. Indexes the session history they already wrote to disk, including months from before you installed it, and recalls it in any of them. No LLM, no embeddings, one local Go binary.
#28artokun/comfyui-mcp
Local-first, agent-native control plane for ComfyUI — MCP server + sidebar agent that generates images, video & audio, authors and runs workflows, and edits your live graph in natural language on ANY LLM (Claude, ChatGPT, Gemini, offline Ollama, or any hosted model). 178 tools, 36 AI skills, 55 installer packs. Local, LAN, VPS, or Comfy Cloud.
#29sandbaseai/sandbase-harness
Local-first, self-hosted AI agent runtime and MCP bridge with sandboxed sessions, memory, credentials, audit/replay, and a local Console.
#30kuvasz-uptime/kuvasz
Kuvasz (pronounce as [ˈkuvɒs]) is an open-source uptime and SSL monitoring service, with multiple notification channels, status pages, IAC support via YAML, Prometheus integration, a complete REST API and many more!
#31smart-mcp-proxy/mcpproxy-go
Supercharge AI Agents, Safely
#32activeing123/mcptoon
A magical tool that changes how you use Agents. Install once — every Agent automatically discovers and uses all your MCP tools, and saves your tokens along the way.
#33reshaprio/reshapr
The open source, no-code MCP Server for AI-Native API Access
#34Muvon/octomind
Open-source AI coding agent and agent runtime: one binary, any model, MCP-native. Runs in terminal, CI, or as a daemon.
#35alex-durango/pingfusi
MCP server + CLI that puts a real human in your coding agent's loop. It publishes work mid-task, a reviewer pins what's wrong and returns a verdict, and the agent iterates until approved.
#36hanyeol/model-compose
Deploy production-ready AI services in minutes. One YAML file for agents, RAG pipelines, and MCP servers — run anywhere. Inspired by docker-compose.
#37mcp-auth/js
🔐 Plug-and-play auth for Node.js MCP servers.