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

8240entries
★ starsA–Z name

happier

1.3k
@happier-dev

Web, Desktop & Mobile client for Codex, Claude Code, OpenCode, Kimi, Augment Code, Qwen, fully end-to-end encrypted

updated Jul 2026

apple-docs-mcp

1.3k
@kimsungwhee

MCP server for Apple Developer Documentation - Search iOS/macOS/SwiftUI/UIKit docs, WWDC videos, Swift/Objective-C APIs & code examples in Claude, Cursor & AI assistants

updated Jul 2026

evo

1.3k
@evo-hq

turns your codebase into an autoresearch loop — discovers what to measure, instruments the benchmark, then runs tree search with parallel subagents.

updated Jul 2026

sourcey

1.3k
@sourcey

Precision documentation from OpenAPI, MCP, Doxygen, and Markdown guides. Static HTML you own.

updated Jul 2026

overstory

1.3k
@jayminwest

Multi-agent orchestration for AI coding agents — pluggable runtime adapters for Claude Code, Pi, and more

updated Jul 2026

claude-fuer-deutsches-recht

1.3k
@Klotzkette

⚠️ Experimentelle Skill-Sammlung für deutsches Recht (Arbeits-, Gesellschafts-, Insolvenz-, Datenschutz-, Prozessrecht u.a.) – inzwischen verbessert und im Alltag getestet, aber weiterhin Experiment. Bitte selber ausprobieren, Issues/PRs willkommen! Keine Rechtsberatung. Mandatsgeheimnis (§§ 203/204 StGB, § 43e BRAO), DSGVO, US-Transfer, KI-VO & Co

updated Jul 2026

mysql_mcp_server

1.3k
@designcomputer

A Model Context Protocol (MCP) server that enables secure interaction with MySQL databases

updated Jul 2026

agor

1.3k
@preset-io

Agor - team command center for all things agentic

updated Jul 2026

ClaudeBar

1.3k
@tddworks

A macOS menu bar application that monitors AI coding assistant usage quotas. Keep track of your Claude, Codex, Antigravity ,and Gemini usage at a glance.

updated Jul 2026

agent-apprenticeship

1.3k
@Forsy-AI

The living ecosystem where AI agents complete tasks through workflow loops, improve through iterative execution, are evaluated by mentor agents or humans in the loop, and turn completed work into reusable work experience and data to improve future agents.

updated Jul 2026

Claude-Command-Suite

1.3k
@qdhenry

Professional slash commands for Claude Code that provide structured workflows for software development tasks including code review, feature creation, security auditing, and architectural analysis.

updated Jul 2026

xiaozhi-esp32-server-java

1.3k
@joey-zhou

小智ESP32的Java企业级管理平台,提供设备监控、音色定制、角色切换和对话记录管理的前后端及服务端一体化解决方案

updated Jul 2026

claude-code-mcp

1.3k
@steipete

Claude Code as one-shot MCP server to have an agent in your agent.

updated Jul 2026

freecad-mcp

1.3k
@neka-nat

FreeCAD MCP(Model Context Protocol) server

updated Jul 2026

vibeyard

1.3k
@elirantutia

The IDE built for AI coding agents.

updated Jul 2026

repobrain

1.3k
@study8677

🧠 RepoBrain (formerly Antigravity) — Give your repo a brain. ChatGPT for your codebase: works in Claude Code, Cursor, Codex, Windsurf & more.

updated Jul 2026

pentest-ai

1.3k
@0xSteph

Offensive-security MCP server with 205 wrapped tools, 17 specialist agents, and 60 SPA-aware probes for OWASP Top 10. CLI + MCP, BYO LLM. No API key needed on MCP path.

updated Jul 2026

agents

1.3k
@inkeep

Create AI Agents in a No-Code Visual Builder or TypeScript SDK with full 2-way sync. For shipping AI assistants and multi-agent AI workflows.

updated Jul 2026

getspecstory

1.3k
@specstoryai

Install our local first extensions for your favorite AI IDE or Terminal Agent. Process your histories into reusable skills with Lore. Sync your conversations to the cloud. File issues and requests.

updated Jul 2026

voicemode

1.3k
@mbailey

Natural voice conversations with Claude Code

updated Jul 2026

wenyan-mcp

1.3k
@caol64

文颜 MCP Server 可以让 AI 自动将 Markdown 文章排版后发布至微信公众号。

updated Jul 2026

helmor

1.3k
@dohooo

Open-source local workbench for multi-agent software development.

updated Jul 2026

nocturne_memory

1.3k
@Dataojitori

A lightweight, rollbackable, and visual Long-Term Memory Server for MCP Agents. Say goodbye to Vector RAG and amnesia. Empower your AI with persistent, graph-like structured memory across any model, session, or tool. Drop-in replacement for OpenClaw.

updated Jul 2026

rockpack

1.3k
@AlexSergey

Zero-config React with built-in SSR, automated quality gates, and AI-ready project structure - ship clean code whether you write it yourself or with an AI assistant.

updated Jul 2026
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