29 Best Open-Source MCP Servers in 2026 (Ranked by GitHub Activity)
Model Context Protocol servers, SDKs and tooling that give AI agents access to tools, data and apps.
Top picks right now: codebase-memory-mcp, MCP Inspector, mcp-use. Every tool below is open source and ranked by live GitHub activity (stars, 30-day star growth, commits and releases), refreshed daily.
29 tools
codebase-memory-mcp
open-sourceMCP server indexing codebases into a persistent knowledge graph with tree-sitter and hybrid LSP
MCP Inspector
freeVisual testing tool for MCP servers
mcp-use
open-sourceThe fullstack MCP framework to develop MCP Apps for ChatGPT / Claude & MCP Servers for AI Agents.
MCP for Unity
open-sourceConnects AI assistants to the Unity Editor to manage assets, scenes, C# scripts, tests, and workflows
MCP Python SDK
open-sourceThe official Python SDK for Model Context Protocol servers and clients
code-review-graph
open-sourceLocal code knowledge graph serving compact review context to AI coding tools over MCP
Playwright MCP server
open-sourcePlaywright MCP server
GitHub MCP Server
open-sourceGitHub's official MCP Server
invisible_playwright_mcp
open-sourceMCP server for AI browser automation with Playwright on anti-detect Firefox and a standalone web UI
ToolHive
open-sourceToolHive is an enterprise-grade platform for running and managing Model Context Protocol (MCP) servers.
Model Context Protocol servers
freeModel Context Protocol Servers
Model Context Protocol
freeSpecification andΒ documentation for the Model Context Protocol
MCP TypeScript SDK
freeThe official TypeScript SDK for Model Context Protocol servers and clients
MCP Toolbox for Databases
open-sourceMCP Toolbox for Databases is an open source MCP server for databases.
FastMCP
open-sourceπ The fast, Pythonic way to build MCP servers and clients.
Douyin_TikTok_Download_API
open-sourceSelf-hosted Douyin and TikTok scraper and watermark-free downloader with REST API, MCP, CLI, and web console
MCP
open-sourceOpen source MCP Servers for AWS
xiaohongshu-mcp
open-sourceMCP for xiaohongshu.com
MCP for Blender
open-sourceCommunity plugin to control Blender 3D with any LLM of your choice
n8n-MCP
open-sourceA MCP for Claude Desktop / Claude Code / Windsurf / Cursor to build n8n workflows for you
MCP Go
open-sourceA Go implementation of the Model Context Protocol (MCP), enabling seamless integration between LLM applications and external data sources and tools.
docker-android
open-sourceAndroid in docker solution with noVNC supported, video recording, mcp server and AI-agent
IDA Pro MCP
open-sourceAI-powered reverse engineering assistant that bridges IDA Pro with language models through MCP.
Arcade MCP
open-sourceThe best way to create, deploy, and share MCP Servers
HexStrike AI MCP Agents
open-sourceMCP server for AI agents to run 150+ cybersecurity tools for pentesting and vulnerability discovery
claude-context
open-sourceCode search MCP for Claude Code. Make entire codebase the context for any coding agent.
Figma-Context-MCP
open-sourceMCP server to provide Figma layout information to AI coding agents like Cursor
emcee
open-sourceMCP generator for OpenAPIs π«³π€π₯
Todoist MCP Server
open-sourceMCP server for Todoist integration enabling natural language task management with Claude