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Claude Code向けおすすめMCPサーバー（2026年）

Claude Code向けに人気のオープンソースMCPサーバー30件を、GitHubのスター数順に並べました。各サーバーのページでは、リポジトリ情報、（README に記載がある場合は）インストール設定、関連サーバーを確認できます。

  1. Git (official) Official – Tools to read, search, and manipulate Git repositories.
  2. Everything (official) Official – Reference / test server with prompts, resources, and tools.
  3. ruflo ★74702 – 🌊 The original agent harness. Deploy intelligent multi-player swarms, coordinate autonomous workflows, and build conver
  4. context7 ★63052 – Context7 Platform -- Up-to-date code documentation for LLMs and AI code editors
  5. chrome-devtools-mcp ★53558 – Chrome DevTools for coding agents
  6. codebase-memory-mcp ★46608 – High-performance code intelligence MCP server. Indexes codebases into a persistent knowledge graph — average repo in mil
  7. github-mcp-server ★33622 – GitHub's official MCP Server
  8. serena ★30271 – A powerful MCP toolkit for coding, providing semantic retrieval and editing capabilities - the IDE for your agent
  9. context-mode ★29252 – Context window optimization for AI coding agents. Sandboxes tool output (98% reduction), persists session memory, and
  10. activepieces ★25058 – AI Agents & MCPs & AI Workflow Automation • (~400 MCP servers for AI agents) • AI Automation / AI Agent with MCPs • AI W
  11. n8n-mcp ★23073 – A MCP for Claude Desktop / Claude Code / Windsurf / Cursor to build n8n workflows for you
  12. Auto-claude-code-research-in-sleep ★17497 – ARIS ⚔️ (Auto-Research-In-Sleep) — Lightweight Markdown-only skills for autonomous ML research: cross-model review loops
  13. hexstrike-ai ★12793 – HexStrike AI MCP Agents is an advanced MCP server that lets AI agents (Claude, GPT, Copilot, etc.) autonomously run 150+
  14. mcp-use ★10762 – The fullstack MCP framework to develop MCP Apps for ChatGPT / Claude & MCP Servers for AI Agents.
  15. Trail-Code ★10034 – Turbocharge Claude Code, Cursor, Codex, Gemini & every coding agent: faster, cheaper, with contextual understanding spec
  16. MobileBuildMCP ★6479 – A Model Context Protocol (MCP) server and CLI that provides tools for agent use when working on iOS and macOS projects.
  17. semble ★6209 – Fast and Accurate Code Search for Agents. Uses 99% fewer tokens than grep+read
  18. open-seo-mcp-skills ★5496 – Free SEO MCP server + open-source SEO and GEO skills for Claude: keyword research, rank tracking, audits, backlinks, AI
  19. zotero-mcp ★5397 – Zotero MCP: Connects your Zotero research library with Claude and other AI assistants via the Model Context Protocol to
  20. code-graph-rag ★5258 – The ultimate RAG for your monorepo. Query, understand, and edit multi-language codebases with the power of AI and knowle
  21. exa-mcp-server ★5130 – Exa MCP for web search and web crawling!
  22. tradingview-mcp ★5060 – TradingView MCP server — real-time market data, technical analysis, screeners & backtesting for Claude, ChatGPT, Cursor
  23. marketing-skills ★4584 – Claude skills for marketing: 49 free marketing skills for Claude Code and claude.ai (Google Ads, Meta Ads, SEO, AI visib
  24. Unity-MCP ★4461 – AI Skills, MCP Tools, and CLI for Unity Engine. Full AI develop and test loop. Use cli for quick setup. Efficient token
  25. excel-mcp-server ★4241 – Excel MCP server: let AI (Claude, Cursor, Codex) create and edit Excel files with charts, PivotTables, slicers and formu
  26. design-extract ★4237 – Extract any website's complete design system with one command. DTCG tokens, semantic+primitive+composite, MCP server for
  27. fast-agent ★3936 – Code, Build and Evaluate agents - excellent Model and Skills/MCP/ACP/A2A Support
  28. linkedin-mcp-server ★3875 – Open-source MCP server for LinkedIn. Give Claude and any MCP-compatible AI agent access to profiles, companies, jobs, an
  29. hyperresearch ★3856 – Convert Claude Code or Codex into the most intelligent Deep Research Agent. Collect, search, and synthesize web research
  30. pipeshub-ai ★3833 – The open-source context layer for AI agents. PipesHub turns your company's knowledge (Slack, Drive, Jira, GitHub, Micros

よくある質問

Claude Code向けのMCPサーバーとは？

MCP（Model Context Protocol）サーバーは、Claude、Cursor、VS CodeのGitHub CopilotなどのAIアシスタントを外部のツールやデータにつなぐプログラムです。このページではClaude Codeに特化したサーバーを紹介しています。

ランキングの基準は？

GitHubのスター数と最近の更新状況です。2026年10月15日に更新した公開リポジトリのデータを使っています。

インストール方法は？

多くのサーバーは、クライアントのMCP設定ファイルにnpx・uvx・Dockerのコマンドを追加するだけで使えます。Claude Desktop、Cursor、VS Code向けのガイドで手順を詳しく説明しています。

関連ガイド

週刊MCPダイジェスト – 新着・話題のMCPサーバーをメールでお届けします。