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

claude-code-book

3.9k
@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 Jul 2026

Continuous-Claude-v3

3.9k
@parcadei

Context management for Claude Code. Hooks maintain state via ledgers and handoffs. MCP execution without context pollution. Agent orchestration with isolated context windows.

updated Jul 2026

fast-agent

3.9k
@evalstate

Code, Build and Evaluate agents - excellent Model and Skills/MCP/ACP/A2A Support

updated Jul 2026

antigravity-claude-proxy

3.8k
@badrisnarayanan

Proxy that exposes Antigravity provided claude / gemini models, so we can use them in Claude Code and OpenClaw (Clawdbot)

updated Jul 2026

claude-code-hooks-mastery

3.8k
@disler

Master Claude Code Hooks

updated Jul 2026

claude-octopus

3.8k
@nyldn

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

updated Jul 2026

Generative-Media-Skills

3.8k
@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 Jul 2026

claude-code

3.8k
@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 Jul 2026

golutra

3.8k
@golutra

Multi-agent AI orchestration platform for automation, workflows, and developer tools. Golutra transforms Codex, Claude Code, and OpenClaw into a unified agent system with parallel execution, task orchestration, long-running workflows, and AI productivity workspace.

updated Jul 2026

claude-devtools

3.7k
@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 Jul 2026

tabularis

3.7k
@TabularisDB

Open-source desktop SQL workspace for PostgreSQL, MySQL/MariaDB, SQLite and 13+ more databases like DuckDB, ClickHouse, Redis and Firestore. Built-in MCP server for Claude, Cursor and Devin, SQL notebooks and visual EXPLAIN.

updated Jul 2026

codex-ppt-skill

3.7k
@ningzimu

GPT-Image-2 PPT Generator Skill for Creating Image-Based PowerPoint Presentations in Codex and Other Skill-Compatible Agents

updated Jul 2026

dagu

3.6k
@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 Jul 2026

conductor

3.6k
@gemini-cli-extensions

A plugin for AI coding agents (Antigravity, Claude Code) enabling Spec-Driven Development to specify, plan, and implement software features.

updated Jul 2026

cc-sdd

3.6k
@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 Jul 2026

council-of-high-intelligence

3.6k
@0xNyk

Structured multi-perspective deliberation for hard decisions. Run full councils, focused triads, or duo debates across Claude Code, Codex, Gemini CLI, and OpenCode.

updated Jul 2026

Unity-MCP

3.6k
@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 Jul 2026

tradingview-mcp

3.5k
@atilaahmettaner

TradingView MCP server — real-time market data, technical analysis, screeners & backtesting for Claude, ChatGPT, Cursor & any MCP client. Stocks, crypto, forex & futures across global exchanges. Hosted or self-host.

updated Jul 2026

MCP-Chinese-Getting-Started-Guide

3.5k
@liaokongVFX

Model Context Protocol(MCP) 编程极速入门

updated Jul 2026

serenity-skill

3.5k
@muxuuu

Serenity-inspired Agent Skill for supply-chain bottleneck stock research

updated Jul 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 Jul 2026

dashi-ppt-skill

3.4k
@chuspeeism

An AI-agent skill that generates browser-editable presentations from multiple visual themes, exportable to HTML, PDF, and PPTX.

updated Jul 2026

py-xiaozhi

3.4k
@huangjunsen0406

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

updated Jul 2026

petdex

3.4k
@crafter-station

The public gallery of animated pet for Codex, Claude Code, OpenCode y Gemini CLI

updated Jul 2026
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