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

8165entries
★ starsA–Z name

SkillCompass

213
@Evol-ai

Evaluate agent skill quality. Find the weakest link. Fix it. Prove it worked.

updated May 2026

FreeRide

212
@Shaivpidadi

FreeRide gives you unlimited free AI in OpenClaw by automatically managing OpenRouter's free models.

updated May 2026

cowork-plugins

212
@modu-ai

Claude Cowork 한국어 도메인 전문가 AI 마켓플레이스 — 21 plugins · 108 skills · Korean B2B (business · finance · legal · HR · marketing · content · commerce · BI · PM · sales) + AI media (image/video/voice) + office docs (HWPX/DOCX/XLSX/PPTX/PDF) + html-report renderer. Anthropic Claude Code 한국어 도메인 특화 플러그인 모음.

updated May 2026

amux

212
@mixpeek

Open-source Claude Code agent multiplexer — run dozens of parallel AI coding agents unattended via tmux

updated Jun 2026

Corbell

212
@Corbell-AI

AI-powered spec generation and review using multi-repo code graph intelligence for backend teams that ship to production.

updated May 2026

kane-cli

212
@LambdaTest

Kane CLI by TestMu AI (Formerly LambdaTest)

updated May 2026

metorial-platform

211
@metorial

The engine powering hundreds of thousands of MCP connections 🤖 🔥

updated May 2026

comfyui-custom-node-skills

211
@jtydhr88

A curated collection of [Claude Code skills](https://docs.anthropic.com/en/docs/claude-code/skills) for developing ComfyUI custom nodes. These skills give Claude comprehensive knowledge of the ComfyUI node system, covering both the V3 (recommended) and V1 (legacy) APIs.

updated May 2026

renderdoc-mcp

211
@JiaboLi-GitHub

An MCP server for RenderDoc: Empowering AI assistants to analyze GPU frame captures and debug graphics pipelines.

updated May 2026

llm-wiki

211
@mduongvandinh

Hệ thống knowledge base cá nhân hoàn toàn tự động, vận hành bởi LLM. Dựa trên pattern LLM Wiki của Andrej Karpathy.

updated May 2026

k8s-mcp-server

210
@alexei-led

K8s-mcp-server is a Model Context Protocol (MCP) server that enables AI assistants like Claude to securely execute Kubernetes commands. It provides a bridge between language models and essential Kubernetes CLI tools including kubectl, helm, istioctl, and argocd, allowing AI systems to assist with cluster management, troubleshooting, and deployments

updated May 2026

mcp-server-wazuh

210
@gbrigandi

MCP Server for Wazuh SIEM

updated May 2026

ai-coding-project-boilerplate

210
@shinpr

Agentic coding TypeScript boilerplate for Claude Code — sub-agent workflows with built-in quality checks and context engineering.

updated May 2026

unity-mcp-server

210
@AnkleBreaker-Studio

Unity MCP Server — 268 tools for AI-assisted game development. Connect Claude, Cursor, or any MCP client to Unity Editor & Unity Hub. Scene management, GameObjects, components, builds, profiling, Shader Graph, Amplify, terrain, physics, NavMesh, animation, MPPM multiplayer & more. Free & open source by AnkleBreaker Studio.

updated May 2026

melrose

209
@emicklei

interactive programming of melodies, producing MIDI

updated May 2026

social-media-skills

209
@blacktwist

AI agent skills for social media content strategy, creation, and analysis across text-first platforms

updated May 2026

codex-island

209
@ericjypark

CodexIsland - AI usage limits in your MacBook notch

updated May 2026

sondera-coding-agent-hooks

208
@sondera-ai

Hooking implementations and supporting tools for various coding agents (Claude, Cursor, Gemini, etc)

updated May 2026

obsidian-claude-code

207
@Roasbeef

A native Obsidian plugin that embeds Claude as an AI assistant directly within your vault.

updated May 2026

Claude-Skills

207
@borghei

338 AI skills across 16 domains. PM is the deepest (66 skills — discovery, execution, strategy frameworks, GTM, Jira/Linear/Notion). Plus engineering, marketing, C-level (CAIO/CDO/CCO/GC/VPE), compliance + audit-prep, new research/ domain, vertical advisors. 74 expert agents, 784+ stdlib Python tools. 11 AI assistants.

updated May 2026

red-run

207
@blacklanternsecurity

Offensive security toolkit for Claude Code

updated May 2026

Remote-MCP

206
@ssut

A type-safe solution to remote MCP communication, enabling effortless integration for centralized management of Model Context.

updated May 2026

opik-mcp

206
@comet-ml

Model Context Protocol (MCP) implementation for Opik enabling seamless IDE integration and unified access to prompts, projects, traces, and metrics.

updated May 2026

claude-code-sdk-ts

206
@instantlyeasy

Fluent, chainable TypeScript SDK: configure models, enable tools, stream events, then fetch text, JSON, run details or token stats in one call via .asText() or .allowTools('Read', 'Write'). Multi-level logging plus live onMessage/onToolUse callbacks give deep, CLI-compatible observability.

updated May 2026
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