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

loop-engineering

★ 11.5k
@cobusgreyling

Practical patterns, starters & CLI tools for loop engineering with AI coding agents. Design systems that prompt and orchestrate agents (inspired by Addy Osmani and Boris Cherny). Includes loop-audit, loop-init, loop-cost.

updated Oct 2026

holaOS

★ 11.4k
@holaboss-ai

Open-source agentic workspace enterprises can make their own. Connect the systems you already run — 100+ integrations, MCP, chat tools, apps, browser, local files — with shared memory. Any agent (Claude Code, Codex), any model, or BYOK. Set up in clicks, not months. Local-first: your data never leaves your machines.

updated Oct 2026

codeburn

★ 11.4k
@getagentseal

Free, local tool to track AI coding token usage and cost across 37 tools and agents (Claude Code, Cursor, Codex, Gemini and more), by model, project, and task. npx codeburn

updated Oct 2026

claude-engineer

★ 11.2k
@Doriandarko

Claude Engineer is an interactive command-line interface (CLI) that leverages the power of Anthropic's Claude-3.5-Sonnet model to assist with software development tasks.This framework enables Claude to generate and manage its own tools, continuously expanding its capabilities through conversation. Available both as a CLI and a modern web interface

updated Oct 2026

apify-mcp-server

★ 11.1k
@apify

The Apify MCP server enables your AI agents to extract data from social media, search engines, maps, e-commerce sites, or any other website using thousands of ready-made scrapers, crawlers, and automation tools available on the Apify Store.

updated Oct 2026

autoharness

★ 11.1k
@tigerless-labs

Autoharness — a self-learning skill layer for Claude Code — distills skills from your real sessions, updates them as you work, and prunes the ones that stop getting used. No daemon, no benchmark.

updated Oct 2026

a-stock-data

★ 10.8k
@simonlin1212

A股全栈数据工具包:行情K线·当日逐笔·研报·信号·资金面·新闻·财务·公告·打板·ETF期权·舆情·宏观利率·期货大宗(含大商所日K)·事件驱动·可转债 | 15层·87端点·34数据源·除iwencai外免Key | A-share data for AI agents: K-lines, ticks, reports, fund flow, news, financials, filings, options, macro, futures, events, convertibles | 15 layers·87 endpoints·34 sources

updated Oct 2026

xiaozhi-esp32-server

★ 10.8k
@xinnan-tech

本项目为xiaozhi-esp32提供后端服务,帮助您快速搭建ESP32设备控制服务器。Backend service for xiaozhi-esp32, helps you quickly build an ESP32 device control server.

updated Oct 2026

omnigent

★ 10.8k
@omnigent-ai

Omnigent is an open-source AI agent framework and meta-harness: orchestrate Claude Code, Codex, Cursor, Pi, and custom agents — swap harnesses without rewriting, enforce policies and sandboxing, and collaborate in real time from any device.

updated Oct 2026

mcp-use

★ 10.8k
@mcp-use

The fullstack MCP framework to develop MCP Apps for ChatGPT / Claude & MCP Servers for AI Agents.

updated Oct 2026

gsd-core

★ 10.5k
@open-gsd

Git. Ship. Done - Core

updated Oct 2026

claurst

★ 10.3k
@Kuberwastaken

Agentic Coding for Builders who Ship

updated Oct 2026

claude-code-tips

★ 10.2k
@ykdojo

45+ tips for getting the most out of Claude Code, from basics to advanced - includes a custom status line script and Claude Code running itself in a container. Also includes the dx plugin: skills for everyday dev workflows.

updated Oct 2026

drawio-skill

★ 10.1k
@Agents365-ai

Agent skill that turns natural language, code, Terraform/K8s, SQL, OpenAPI, AsyncAPI, Protobuf and GraphQL sources into editable, tested draw.io architecture diagrams: incremental sync, multi-view projection, drift diff, CI architecture tests, whiteboard derasterize, interactive HTML/PPTX/Mermaid exports.

updated Oct 2026

DesktopCommanderMCP

★ 10.0k
@wonderwhy-er

This is MCP server for Claude that gives it terminal control, file system search and diff file editing capabilities

updated Oct 2026

claude-code-infrastructure-showcase

★ 10.0k
@diet103

Examples of my Claude Code infrastructure with skill auto-activation, hooks, and agents

updated Oct 2026

Trail-Code

★ 10.0k
@trailhq

Turbocharge Claude Code, Cursor, Codex, Gemini & every coding agent: faster, cheaper, with contextual understanding specific to your codebase.

updated Oct 2026

claude-ads

★ 10.0k
@AgriciDaniel

Claude-first paid-media operations skill for Claude Code across 12 ad platforms (Google, Meta, YouTube, LinkedIn, TikTok, Microsoft, Apple, Amazon, Reddit, Pinterest, Snapchat, X): source-grounded audits, deterministic scoring, versioned JSON reports, and capability-gated account changes.

updated Oct 2026

mcp

★ 9.8k
@awslabs

Open source MCP Servers for AWS

updated Oct 2026

ralph-claude-code

★ 9.7k
@frankbria

Autonomous AI development loop for Claude Code with intelligent exit detection

updated Oct 2026

xonsh

★ 9.7k
@xonsh

🐚 Python-powered shell. Full-featured, cross-platform and AI-friendly.

updated Oct 2026

genoffice

★ 9.6k
@genspark-ai

Free, open-source AI Office suite: Docs, Sheets, Slides, PDF, Markdown and HTML editors with a built-in AI agent, plus a `genoffice` CLI and agent skill so Claude Code, Codex and Cursor can create and edit real .docx/.xlsx/.pptx files locally. Bring your own key. macOS, Windows & Linux.

updated Oct 2026

atlas

★ 9.6k
@pacifio

Source control for agents. Use multiple coding agents, track their changes and query them in one place

updated Oct 2026

dashi-ppt-skill

★ 9.5k
@chuspeeism

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

updated Oct 2026
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