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

rulego

1.5k
@rulego

⛓️RuleGo is a lightweight, high-performance, embedded, next-generation component orchestration rule engine framework for Go.

updated May 2026

datagouv-mcp

1.5k
@datagouv

Official data.gouv.fr Model Context Protocol (MCP) server that allows AI chatbots to search, explore, and analyze datasets from the French national Open Data platform, directly through conversation.

updated May 2026

obsidian-second-brain

1.5k
@eugeniughelbur

Cross-CLI skill for Obsidian: turn your vault into a living AI-first second brain across Claude Code, Codex, Gemini, and OpenCode. 43 commands - now with /obsidian-architect to document your codebase, key-less web research, Google Calendar, and self-rewriting notes.

updated Jun 2026

MiniMax-MCP

1.5k
@MiniMax-AI

Official MiniMax Model Context Protocol (MCP) server that enables interaction with powerful Text to Speech, image generation and video generation APIs.

updated May 2026

awesome-claude

1.5k
@webfuse-com

A curated list of awesome things related to Anthropic Claude

updated May 2026

obsidian-claude-pkm

1.5k
@ballred

A complete starter kit for an Obsidian + Claude Code personal knowledge management system.

updated Jun 2026

paperdebugger

1.5k
@PaperDebugger

A Plugin-Based Multi-Agent System for In-Editor Academic Writing, Review, and Editing

updated May 2026

ghost-os

1.5k
@ghostwright

Full computer-use for AI agents. Self-learning workflows. Native macOS. No screenshots required.

updated May 2026

open-cowork

1.5k
@OpenCoworkAI

Open-source AI agent desktop app for Windows & macOS. One-click install Claude Code, MCP tools, and Skills — with sandbox isolation, multi-model support, and Feishu/Slack integration.

updated Jun 2026

claude-reviews-claude

1.5k
@openedclaude

Claude reads its own source code — 17-chapter architectural deep-dive into Claude Code v2.1.88. EN/ZH bilingual.

updated Jun 2026

codeg

1.4k
@xintaofei

Collaborative multi-agent AI coding workspace: aggregate sessions from Claude Code, Codex, Gemini CLI, etc. Desktop app, self-hosted server, or Docker.

updated Jun 2026

claude-code-history-viewer

1.4k
@jhlee0409

desktop app to browse and analyze your Claude Code conversation history

updated Jun 2026

claude-code-hooks-multi-agent-observability

1.4k
@disler

Real-time monitoring for Claude Code agents through simple hook event tracking.

updated Jun 2026

Claude-BugHunter

1.4k
@elementalsouls

A Claude Code skill bundle for bug hunting and external red-team work - 51 skills, 15 slash commands, 681 disclosed-report patterns curated across 24 vulnerability classes, plus enterprise identity + infrastructure attack matrices.

updated Jun 2026

LitterBox

1.4k
@BlackSnufkin

A self-hosted sandbox for red teams to test payloads against modern detection before deployment. MCP integration lets an LLM agent drive analysis end to end.

updated May 2026

phantom

1.4k
@ghostwright

An AI co-worker with its own computer. Self-evolving, persistent memory, MCP server, secure credential collection, email identity. Built on the Claude Agent SDK.

updated May 2026

NanoResearch

1.4k
@OpenRaiser

🦞+🔬 NanoResearch: The Autonomous AI Research Assistant

updated Jun 2026

data-api-builder

1.4k
@Azure

Data API builder provides modern REST, GraphQL endpoints and MCP tools to your Azure Databases and on-prem stores.

updated May 2026

mcp-server-qdrant

1.4k
@qdrant

An official Qdrant Model Context Protocol (MCP) server implementation

updated May 2026

sandbox-agent

1.4k
@rivet-dev

Run Coding Agents in Sandboxes. Control Them Over HTTP. Supports Claude Code, Codex, OpenCode, and Amp.

updated Jun 2026

opencove

1.4k
@DeadWaveWave

Your infinite canvas workspace for agents, tasks, knowledge, and research. An infinite canvas for Claude Code, Codex, terminals, tasks, and notes.

updated Jun 2026

Dive-into-Claude-Code

1.4k
@VILA-Lab

A Systematic Analysis and Discussion of Claude Code for Designing Today's and Future AI Agent Systems

updated Jun 2026

npcpy

1.4k
@NPC-Worldwide

The python library for research and development in NLP, multimodal LLMs, Agents, ML, Knowledge Graphs, and more.

updated May 2026

nezha

1.4k
@hanshuaikang

Code Editor for the AI Agents Era. Run multiple Claude Code and Codex agents across projects on your machine.

updated Jun 2026
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