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Best MCP Tools Top 20

Top 20 most popular open-source MCP Tools projects, ranked by GitHub Stars.

1

System Prompts and Models of AI Tools

142.9k Stars

Full system prompts, internal tools and AI models from 40+ popular AI tools including Cursor, Devin, Windsurf, Manus, Lovable, and more.

prompt-engineeringagenttoolsllm
2

Awesome MCP Servers

92.4k Stars

A curated collection of hundreds of community-verified MCP server implementations spanning databases, search engines, dev tools, browser automation, and more, helping developers quickly discover and integrate MCP services for their use cases.

mcptoolsapisdk
3

MCP Servers

89.6k Stars

MCP Servers provides a large collection of reusable Model Context Protocol server implementations, giving agents standardized tool capabilities.

mcptoolsintegrationagent
4

Awesome Claude Skills

72.6k Stars

A curated list of awesome Claude Skills, resources and tools for customizing Claude AI workflows.

mcptoolspythonagent
5

Headroom

66.5k Stars

Context compression layer that compresses tool outputs, logs, files, and RAG chunks before they reach the LLM, saving 60-95% of tokens while preserving answer quality. Available as library, proxy, or MCP server.

token-compressionoptimizationmcpcost-reduction
6

Last30Days Skill

58.4k Stars

An AI agent skill that researches any topic across Reddit, X, YouTube, HN, Polymarket and the web, then synthesizes a grounded summary.

mcptoolspythonagent
7

CLIProxyAPI

47.4k Stars

Wrap Gemini CLI, Antigravity, ChatGPT Codex, Claude Code as an OpenAI/Gemini/Claude/Codex compatible API service for unified agent access.

goapiagenttools
8

Obsidian Skills

46.4k Stars

Agent skills for Obsidian. Teach your agent to use Markdown, Bases, JSON Canvas, and use the CLI.

agentcodingtoolsmarkdown
9

Antigravity Awesome Skills

45.0k Stars

An installable library of 1,400+ agentic skills for Claude Code, Cursor, Codex CLI, Gemini CLI and more, with installer CLI, bundles and workflows.

mcptoolspythonagent
10

Marketing Skills

44.5k Stars

Marketing skills for Claude Code and AI agents, covering CRO, copywriting, SEO, analytics and growth engineering.

mcptoolsjavascriptagent
11

Codebase Memory MCP

39.1k Stars

High-performance code intelligence MCP server that indexes codebases into a persistent knowledge graph, supporting 66 languages with sub-millisecond queries and 99% fewer tokens.

mcpknowledge-graphcode-analysistree-sitter
12

Claude Code Plugins

33.6k Stars

The official Anthropic-managed directory of high-quality Claude Code plugins, installable via the /plugin command.

claude-codepluginsmarketplacemcp
13

GitHub MCP Server

32.3k Stars

GitHub's official MCP Server providing standardized access to GitHub APIs for AI agents, supporting repository management, issue handling, and PR operations.

mcpgithubgo
14

Vibe-Trading

31.0k Stars

Vibe-Trading is an open-source personal trading agent stack that combines LLMs, MCP tooling, and multi-agent workflows for algorithmic trading and backtesting.

ai-agentalgorithmic-tradingbacktestingfintech
15

Google Workspace CLI

30.4k Stars

A unified CLI for Google Workspace covering Drive, Gmail, Calendar, Sheets, Docs and more, with built-in AI agent skills for automation.

cliagentrusttools
16

Vercel Agent Skills

30.1k Stars

Vercel's official collection of agent skills, providing practical skill modules and tools for AI coding agents.

agentcodingtoolsframework
17

Serena

28.1k Stars

Powerful MCP toolkit for coding that provides semantic retrieval and editing capabilities, serving as an IDE for AI agents

coding-agentmcplanguage-serversemantic-code
18

FastMCP

27.2k Stars

FastMCP is a fast, Pythonic library for building MCP servers and clients with over 1 million daily downloads, making it easy to create Model Context Protocol tools.

mcpserverprotocolllm-tools
19

Blender MCP

25.9k Stars

MCP server for Blender that enables AI agents to directly control the 3D modeling software for natural language-driven scene creation, model manipulation, and rendering automation.

mcptoolsagentpython
20

MCP Python SDK

24.0k Stars

MCP Python SDK is the official Python implementation for building MCP servers and agent-side integrations with a standardized tool protocol.

mcppythonsdkprotocol

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