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

8261entries
★ starsA–Z name

unity-mcp

★ 14.9k
@CoplayDev

Unity MCP acts as a bridge between AI assistants and your Unity Editor. Give your LLM tools to manage assets, control scenes, edit scripts, and automate tasks within Unity.

updated Oct 2026

OpenMythos

★ 14.9k
@kyegomez

A theoretical reconstruction of the Claude Mythos architecture, built from first principles using the available research literature.

updated Oct 2026

claudecodeui

★ 14.1k
@siteboon

Use Claude Code, OpenCode, Cursor CLI, and Codex on mobile and web with CloudCLI (aka Claude Code UI). CloudCLI is a free open source webui/GUI that helps you manage your Claude Code session and projects remotely.

updated Oct 2026

typescript-sdk

★ 13.6k
@modelcontextprotocol

The official TypeScript SDK for Model Context Protocol servers and clients

updated Oct 2026

AI-Research-SKILLs

★ 13.5k
@Orchestra-Research

Comprehensive open-source library of AI research and engineering skills for any AI model. Package the skills and your claude code/codex/gemini agent will be an AI research agent with full horsepower. Maintained by Orchestra Research.

updated Oct 2026

nightingale

★ 13.3k
@ccfos

Open-source, self-hosted alerting for metrics, logs, and databases. Includes a built-in AI agent and MCP server.

updated Oct 2026

ccstatusline

★ 13.3k
@sirmalloc

🚀 Beautiful highly customizable statusline for Claude Code CLI with powerline support, themes, and more.

updated Oct 2026

agent-orchestrator

★ 13.1k
@OrchestratorInc

Run and supervise teams of coding agents from planning to merge. Any harness (Claude code, codex, +25 more). Desktop, web, mobile, and cloud agents.

updated Oct 2026

XHS-Downloader

★ 13.0k
@JoeanAmier

小红书(XiaoHongShu、RedNote)链接提取/作品采集工具

updated Oct 2026

claude-code-system-prompts

★ 12.9k
@Piebald-AI

All parts of Claude Code's system prompt, 27 builtin tool descriptions, sub agent prompts (Plan/Explore/Task), utility prompts (CLAUDE.md, compact, statusline, magic docs, WebFetch, Bash cmd, security review, agent creation). Updated for each Claude Code version.

updated Oct 2026

ida-pro-mcp

★ 12.8k
@mrexodia

AI-powered reverse engineering assistant that bridges IDA Pro with language models through MCP.

updated Oct 2026

hexstrike-ai

★ 12.8k
@0x4m4

HexStrike AI MCP Agents is an advanced MCP server that lets AI agents (Claude, GPT, Copilot, etc.) autonomously run 150+ cybersecurity tools for automated pentesting, vulnerability discovery, bug bounty automation, and security research. Seamlessly bridge LLMs with real-world offensive security capabilities.

updated Oct 2026

QuantDinger

★ 12.8k
@OpenByteInc

Open-source AI Trading OS, agent trading, and vibe trading, with Jev System One integration. Research, build Python strategies, backtest, and paper/live trade across crypto, stocks, and forex. Launch your own multi-tenant trading SaaS with built-in user management, billing, payments, and settlement.

updated Oct 2026

claude-relay-service

★ 12.7k
@Wei-Shaw

CRS-自建Claude Code镜像,一站式开源中转服务,让 Claude、OpenAI、Gemini、Droid 订阅统一接入,支持拼车共享,更高效分摊成本,原生工具无缝使用。

updated Oct 2026

claude-context

★ 12.6k
@zilliztech

Code search MCP for Claude Code. Make entire codebase the context for any coding agent.

updated Oct 2026

mcp-chrome

★ 12.5k
@hangwin

Chrome MCP Server is a Chrome extension-based Model Context Protocol (MCP) server that exposes your Chrome browser functionality to AI assistants like Claude, enabling complex browser automation, content analysis, and semantic search.

updated Oct 2026

fastapi_mcp

★ 12.0k
@tadata-org

Expose your FastAPI endpoints as Model Context Protocol (MCP) tools, with Auth!

updated Oct 2026

claude-skills

★ 11.9k
@Jeffallan

67 Specialized Skills for Full-Stack Developers. Transform Claude Code into your expert pair programmer.

updated Oct 2026

pal-mcp-server

★ 11.8k
@BeehiveInnovations

The power of Claude Code / GeminiCLI / CodexCLI + [Gemini / OpenAI / OpenRouter / Azure / Grok / Ollama / Custom Model / All Of The Above] working as one.

updated Oct 2026

video-shotcraft

★ 11.8k
@Vincentwei1021

AI video skill for Claude Code & Codex — cinematic product videos with Remotion: 152 shot recipe cards, 209 motion previews, a production-ready template

updated Oct 2026

fireworks-tech-graph

★ 11.7k
@yizhiyanhua-ai

Generate production-quality SVG+PNG technical diagrams from natural language. 7 styles, UML support, and AI/Agent workflow patterns.

updated Oct 2026

humanlayer

★ 11.7k
@humanlayer

The best way to get AI coding agents to solve hard problems in complex codebases.

updated Oct 2026

magpie

★ 11.7k
@yetone

Every agent's model. One place. Codex on DeepSeek, Claude Code on Kimi, from the menu bar.

updated Oct 2026

nginx-ui

★ 11.6k
@0xJacky

Yet another WebUI for Nginx

updated Oct 2026
← PREV01...0405060708...345NEXT →