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

8257entries
★ starsA–Z name

MCP-Chinese-Getting-Started-Guide

3.5k
@liaokongVFX

Model Context Protocol(MCP) 编程极速入门

updated May 2026

claude-devtools

3.5k
@matt1398

The missing DevTools for Claude Code — inspect session logs, tool calls, token usage, subagents, and context window in a visual UI. Free, open source.

updated May 2026

claude-code-book

3.5k
@lintsinghua

《御舆:解码 Agent Harness》42万字拆解 AI Agent 的Harness骨架与神经 —— Claude Code 架构深度剖析,15 章从对话循环到构建你自己的 Agent Harness。在线阅读网站:

updated May 2026

claude-octopus

3.4k
@nyldn

Surface AI blindspots before you ship. Put up to 8 AI models on every research, design or coding task.

updated May 2026

dagu

3.4k
@dagucloud

Local-first workflow engine with a Web UI for small teams. Define DAGs in a declarative YAML format. Self-contained and no DBMS required. Use any AI agent to manage your DAGs.

updated May 2026

cc-sdd

3.4k
@gotalab

Turn approved specs into long-running autonomous implementation. A minimal, adaptable SDD harness with Agent Skills for Claude Code, Codex, Cursor, Copilot, Windsurf, OpenCode, Gemini CLI, and Antigravity.

updated May 2026

clawd-on-desk

3.4k
@rullerzhou-afk

A pixel desktop pet that watches Claude Code, Codex, Cursor & other AI coding agents — so you don't have to.

updated May 2026

claude-code

3.4k
@yasasbanukaofficial

🚀 Open source Claude Code CLI source code. Advanced AI Agent for developers. Includes TypeScript codebase for LLM tool-calling, agentic workflows, and terminal UI. Remember this is just the skeleton not the brain itself. Found by Chaofan Shou.

updated May 2026

arscontexta

3.4k
@agenticnotetaking

Claude Code plugin that generates individualized knowledge systems from conversation. You describe how you think and work, have a conversation and get a complete second brain as markdown files you own.

updated May 2026

Generative-Media-Skills

3.4k
@SamurAIGPT

Multi-modal Generative Media Skills for AI Agents (Claude Code, Cursor, Gemini CLI). High-quality image, video, and audio generation powered by muapi.ai.

updated May 2026

tokscale

3.4k
@junhoyeo

🛰️ A CLI tool for tracking token usage from OpenCode, Claude Code, 🦞OpenClaw (Clawdbot/Moltbot), Pi, Codex, Gemini, Cursor, AmpCode, Factory Droid, Kimi, and more! • 🏅Global Leaderboard + 2D/3D Contributions Graph

updated May 2026

py-xiaozhi

3.3k
@huangjunsen0406

Open-source AI assistant ecosystem with MCP integrations, multimodal workflows, IoT support, and cross-platform voice interaction.

updated May 2026

godogen

3.3k
@htdt

Autonomous game development for Godot and Bevy with Claude Code and Codex

updated May 2026

openpencil

3.3k
@ZSeven-W

The world's first open-source AI-native vector design tool and the first to feature concurrent Agent Teams. Design-as-Code. Turn prompts into UI directly on the live canvas. A modern alternative to Pencil.

updated May 2026

herdr

3.2k
@ogulcancelik

agent multiplexer that lives in your terminal.

updated May 2026

claude-code-rev

3.2k
@oboard

Runnable ClaudeCode source code

updated May 2026

toad

3.2k
@batrachianai

A unified interface for AI in your terminal.

updated May 2026

crystal

3.1k
@stravu

(Crystal is now Nimbalyst) Run multiple Codex and Claude Code AI sessions in parallel git worktrees. Test, compare approaches & manage AI-assisted development workflows in one desktop app.

updated May 2026

nexu

3.1k
@nexu-io

The simplest desktop client for OpenClaw 🦞 — bridge your Agent to WeChat, Feishu, Slack & Discord in one click. Works with Claude Code, Codex & any LLM. BYOK, Oauth, local-first, chat from your phone 24/7.

updated May 2026

buildwithclaude

3.0k
@davepoon

A single hub to find Claude Skills, Agents, Commands, Hooks, Plugins, and Marketplace collections to extend Claude Code, Claude Desktop, Agent SDK and OpenClaw

updated May 2026

design-extract

3.0k
@Manavarya09

Extract any website's complete design system with one command. DTCG tokens, semantic+primitive+composite, MCP server for Claude Code/Cursor/Windsurf, multi-platform emitters (iOS SwiftUI, Android Compose, Flutter, WordPress), Tailwind v4, Figma variables, shadcn/ui, CSS health audit, WCAG remediation, Chrome extension. MIT, Playwright, Node 20+.

updated May 2026

Maestro

3.0k
@RunMaestro

Agent Orchestration Command Center

updated May 2026

Unity-MCP

3.0k
@IvanMurzak

AI Skills, MCP Tools, and CLI for Unity Engine. Full AI develop and test loop. Use cli for quick setup. Efficient token usage, advanced tools. Any C# method may be turned into a tool by a single line. Works with Claude Code, Gemini, Copilot, Cursor and any other absolutely for free.

updated May 2026

claude-code-hub

2.9k
@ding113

一个现代化的 Claude Code & Codex API 代理服务,提供智能负载均衡、用户管理和使用统计功能。

updated May 2026
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