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Best MCP servers for OpenCode (2026)

These are the 30 most popular open-source MCP servers for OpenCode, ranked by GitHub stars. Each one links to a page with repository details, install configs where available, and related servers.

  1. ruflo ★74702 – 🌊 The original agent harness. Deploy intelligent multi-player swarms, coordinate autonomous workflows, and build conver
  2. context7 ★63052 – Context7 Platform -- Up-to-date code documentation for LLMs and AI code editors
  3. codebase-memory-mcp ★46608 – High-performance code intelligence MCP server. Indexes codebases into a persistent knowledge graph — average repo in mil
  4. serena ★30271 – A powerful MCP toolkit for coding, providing semantic retrieval and editing capabilities - the IDE for your agent
  5. context-mode ★29252 – Context window optimization for AI coding agents. Sandboxes tool output (98% reduction), persists session memory, and
  6. activepieces ★25058 – AI Agents & MCPs & AI Workflow Automation • (~400 MCP servers for AI agents) • AI Automation / AI Agent with MCPs • AI W
  7. n8n-mcp ★23073 – A MCP for Claude Desktop / Claude Code / Windsurf / Cursor to build n8n workflows for you
  8. Auto-claude-code-research-in-sleep ★17497 – ARIS ⚔️ (Auto-Research-In-Sleep) — Lightweight Markdown-only skills for autonomous ML research: cross-model review loops
  9. mcp-use ★10762 – The fullstack MCP framework to develop MCP Apps for ChatGPT / Claude & MCP Servers for AI Agents.
  10. Trail-Code ★10034 – Turbocharge Claude Code, Cursor, Codex, Gemini & every coding agent: faster, cheaper, with contextual understanding spec
  11. MobileBuildMCP ★6479 – A Model Context Protocol (MCP) server and CLI that provides tools for agent use when working on iOS and macOS projects.
  12. semble ★6209 – Fast and Accurate Code Search for Agents. Uses 99% fewer tokens than grep+read
  13. open-seo-mcp-skills ★5496 – Free SEO MCP server + open-source SEO and GEO skills for Claude: keyword research, rank tracking, audits, backlinks, AI
  14. zotero-mcp ★5397 – Zotero MCP: Connects your Zotero research library with Claude and other AI assistants via the Model Context Protocol to
  15. code-graph-rag ★5258 – The ultimate RAG for your monorepo. Query, understand, and edit multi-language codebases with the power of AI and knowle
  16. exa-mcp-server ★5130 – Exa MCP for web search and web crawling!
  17. marketing-skills ★4584 – Claude skills for marketing: 49 free marketing skills for Claude Code and claude.ai (Google Ads, Meta Ads, SEO, AI visib
  18. 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
  19. excel-mcp-server ★4241 – Excel MCP server: let AI (Claude, Cursor, Codex) create and edit Excel files with charts, PivotTables, slicers and formu
  20. design-extract ★4237 – Extract any website's complete design system with one command. DTCG tokens, semantic+primitive+composite, MCP server for
  21. fast-agent ★3936 – Code, Build and Evaluate agents - excellent Model and Skills/MCP/ACP/A2A Support
  22. linkedin-mcp-server ★3875 – Open-source MCP server for LinkedIn. Give Claude and any MCP-compatible AI agent access to profiles, companies, jobs, an
  23. hyperresearch ★3856 – Convert Claude Code or Codex into the most intelligent Deep Research Agent. Collect, search, and synthesize web research
  24. pipeshub-ai ★3833 – The open-source context layer for AI agents. PipesHub turns your company's knowledge (Slack, Drive, Jira, GitHub, Micros
  25. dbhub ★3646 – Token conscious database MCP server for Postgres, MySQL, SQL Server, Oracle, MariaDB, SQLite.
  26. google_workspace_mcp ★3339 – Control Gmail, Google Calendar, Docs, Sheets, Slides, Chat, Forms, Tasks, Search & Drive with AI - Comprehensive Google
  27. cortex ★3248 – Cortex - Generates interactive API documentation, typed SDKs, and MCP servers from OpenAPI, AsyncAPI, GraphQL, gRPC, Ope
  28. Silex ★3004 – Silex is an online tool for visually creating static sites with dynamic data. With the free/libre spirit of internet, to
  29. vexa ★2885 – Open-source meeting transcription API for Google Meet, Microsoft Teams & Zoom. Auto-join bots, real-time WebSocket trans
  30. jcodemunch-mcp ★2770 – Cut AI token costs 95%+ on code exploration. The leading MCP server for precise, symbol-level GitHub code retrieval via

Frequently asked questions

What is an MCP server for OpenCode?

An MCP (Model Context Protocol) server connects AI assistants such as Claude, Cursor or GitHub Copilot in VS Code to external tools and data. The servers on this page are focused on OpenCode.

How is this list ranked?

By GitHub stars and recent activity, using public repository data refreshed on October 15, 2026.

How do I install one?

Most servers are added to your client’s MCP config file as an npx, uvx or Docker command. Our install guides for Claude Desktop, Cursor and VS Code walk through it step by step.

Setup: How to add MCP servers to OpenCode (opencode.json)

Related guides

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