Open-Source Directory — Claude / Anthropic

Claude
Tools

A curated index of extensions, plugins, MCP servers, hooks, and integrations for Claude — discovered from GitHub and refreshed daily.

Repository Growth — Last 30 Days

8250entries
★ starsA–Z name

mcp-monitor

83
@seekrays

A system monitoring tool that exposes system metrics via the Model Context Protocol (MCP). This tool allows LLMs to retrieve real-time system information through an MCP-compatible interface.

updated May 2026

cursor-rust-tools

83
@terhechte

A MCP server to allow the LLM in Cursor to access Rust Analyzer, Crate Docs and Cargo Commands.

updated May 2026

aws-security-mcp

83
@groovyBugify

A Model Context Protocol server that connects AI assistants like Claude to AWS security services, allowing them to autonomously query, inspect, and analyze AWS infrastructure for security issues and misconfigurations.

updated May 2026

code-to-tree

83
@micl2e2

A runtime-free MCP server that converts source code into AST🌲, regardless of language.

updated Apr 2026

assistant

83
@kcosr

Panel-based personal assistant with a plugin architecture for productivity workflows. AI agents share a workspace of notes, lists and other panels with the user. Supports Claude Code, Codex, and pi CLI agents with text and voice interfaces. Extend with custom plugins or use built-in plugins exported as skills with CLIs.

updated Jun 2026

OpenInsider-MCP

83
@btopn

MCP server that exposes live insider trading data to any LLM.

updated Jun 2026

claude-soul

83
@DomDemetz

Self-correcting learning engine for Claude Code — persistent identity, behavioral pattern tracking, and cross-session memory

updated Jun 2026

helpline

83
@coleam00

Demonstration codebase for building the AI Layer (CLAUDE.md hierarchy, hooks, skills, LSP, MCP, plugin) — companion repo for the 'How Claude Code works in large codebases' video.

updated Jun 2026

mcp-server-any-openapi

82
@baryhuang

A MCP server that enables Claude to discover and call any API endpoint through semantic search. Intelligently chunks OpenAPI specifications to handle large API documentation, with built-in request execution capabilities. Perfect for integrating private APIs with Claude Desktop.

updated Mar 2026

mcp-agent

82
@Haohao-end

A modular Python framework implementing the Model Context Protocol (MCP). It features a standardized client-server architecture over StdIO, integrating LLMs with external tools, real-time weather data fetching, and an advanced RAG (Retrieval-Augmented Generation) system.

updated May 2026

mcp-discovery

82
@rust-mcp-stack

A command-line tool written in Rust for discovering and documenting MCP Server capabilities.

updated May 2026

typo3-mcp-server

82
@hauptsacheNet

One MCP endpoint connects your TYPO3 site to Claude, Cursor, n8n, and any AI tool — safely through workspaces.

updated May 2026

ComIDP-MCP-Server

82
@ComPDFKit

A lightweight MCP (Model Context Protocol) server designed for seamless integrating ComPDF AI (formerly ComIDP) with Claude Desktop.

updated May 2026

vscode-mcp

82
@tjx666

MCP server for Claude Code/VSCode/Cursor/Windsurf to use editor self functionality. ⚡ Get real-time LSP diagnostics, type information, and code navigation for AI coding agents without waiting for slow tsc/eslint checks.

updated Jun 2026

mcpick

82
@spences10

Claude Code extension manager — MCP servers, plugins (skills, hooks, agents), and marketplaces

updated May 2026

apple-mail-mcp

82
@s-morgan-jeffries

🤖 MCP server for Apple Mail - Manage emails with AI using Claude Desktop. Search, send, organize mail with natural language.

updated Jun 2026

obsidian-claude-code-plugin

82
@deivid11

Interactive Claude Code integration for Obsidian

updated May 2026

hyperterse

82
@hyperterse

The agentic server framework.

updated May 2026

windbg-mcp

82
@gengstah

An MCP (Model Context Protocol) server that turns all pybag Windows debugger functions into native MCP tools. It lets MCP-compatible clients (Claude Desktop, Claude Code, Cowork, OpenAI Codex CLI, Cursor, and custom agents) control user-mode processes, kernel sessions, and crash dump analysis via structured JSON calls.

updated May 2026

forge-skill

82
@YIKUAIBANZI

人格蒸馏引擎 · 蒸馏自己看清自己,蒸馏亲友留住余温与回声 · Claude Code Skill

updated May 2026

vibe-skill

82
@pcx-wave

Claude Code skill — delegate coding tasks to Mistral Vibe, supervise via git diff & save 50-90% Claude token usage

updated Jun 2026

mcp-server-openai

81
@pierrebrunelle

Query OpenAI models directly from Claude using MCP protocol.

updated Apr 2026

yandex-tracker-mcp

81
@aikts

Yandex Tracker MCP Server with OAuth2 support

updated May 2026

mcp-gateway

81
@aarora79

MCP Gateway and Registry

updated Mar 2026
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