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

8250entries
★ starsA–Z name

better-phrase

3
@roseduan

Better Phrase — English phrasing polish via Claude Code hook.

updated May 2026

claude-codex-relay

3
@Work-Fisher

Hook-driven bridge between Claude Code and Codex CLI — Claude plans, Codex codes, you approve.

updated May 2026

jdfit

3
@snowmays

JDfit · 简历岗位优化助手 — Claude Code Skill:智能匹配 JD 与简历,用 Word 原生批注解释每处修改的优化逻辑

updated May 2026

claude-code-plugin-ib

3
@oh-rid

Claude Code plugin for Interactive Brokers — read-only IB Client Portal Gateway lifecycle, REST + Flex Web Service skills, options/portfolio/tax tooling, order-blocking hook.

updated May 2026

clauditor

3
@hazzap123

A Claude Code subagent that audits your setup (CLAUDE.md, settings.json, skills, agents, hooks, headless claude -p) against a maintained best-practices reference, with an optional weekly job that keeps the reference current.

updated May 2026

telegraph-cli

3
@dim-s

Markdown → telegra.ph publisher. Stdlib-only Python 3 CLI: publish, --edit existing pages, tables, images, h3/h4 normalization.

updated May 2026

pi-claude-code-auth

3
@cgaravitoq

pi extension: authenticate the Anthropic provider via existing Claude Code OAuth credentials

updated Jun 2026

cover-xiaohongshu

3
@chaoshouli

小红书封面生成与样图排版库扩充的 Codex / Claude Skill

updated May 2026

claude-pet

3
@wangkuan100-cell

A Claude Code plugin: a desktop pet that grows as you code — read-only hooks, an Electron widget, reminders, and achievements.

updated May 2026

build-DNA

3
@Sudiddii

A Claude skill that turns your skills, experiences, unfair advantages into a business. Adaptive intake → personalized ideas only you could build → market analysis, GTM plan, MVP roadmap, and 72-hour action plan to your 1st dollar. SaaS, hardware, e-commerce, creator businesses, cross-border arbitrage — every type of business, built around you.

updated May 2026

ai-agent-from-zero

3
@TieGuoD

从零开始系统掌握 AI Agent 工程:70 章完整知识体系,覆盖 LLM 原理、Prompt Engineering、Tool Calling、ReAct 推理、RAG 检索增强、Memory 记忆系统、Planning 规划能力、Multi-Agent 多智能体协作、生产部署与可观测性。适合有 Python 基础的工程师,从概念到生产级架构的系统级教程。全书由 Claude Code(Anthropic 官方 CLI)生成。

updated May 2026

claude-code-starter

3
@manthanpatelll

A clean, copy-paste .claude/ setup for Claude Code. Hooks, skills, agents, rules, plugins, and settings as working examples. Drop into any project.

updated Jun 2026

seedance-prompts-skill

3
@mantoufan

专业的 Seedance 2.0 AI 视频脚本与分镜提示词生成 Claude Skill:把文章/故事转为标准剧本、资产提示词与分镜,含 10 条铁律 + 17 个模板,同步火山引擎官方指南。 | Professional Seedance 2.0 AI video script & storyboard prompt-generator Claude Skill: turn articles/stories into screenplays, asset prompts & storyboards — 10 iron rules + 17 templates, synced with the official Volcengine guide.

updated Jun 2026

context-summary

3
@thebpandey

A Claude.ai Personal Skill that generates a structured, seven-block session handoff so you can continue work in a new conversation without losing context, rediscovering decisions, or re-explaining your project state.

updated Jun 2026

claude-rx

3
@alsgur9865-sketch

Audit how well Claude Code followed your CLAUDE.md — and prescribe fixes (promote to hook, delete dead rules)

updated Jun 2026

skills-travel-planner

3
@huanyuzhilv

开源 AI 路书生成工具 · Cursor/Claude Agent Skill:简版行程表 → tripData.json → 可交付 HTML/PDF。小红书配图、LLM 润色、飞猪酒店数据。Open-source AI travel roadbook generator for custom tour advisors.

updated Jun 2026

smart-coding-mcp

2
@ArnoldoSQ

🧠 Enhance code search with intelligent semantic indexing, empowering AI assistants to find relevant code quickly and accurately in your projects.

updated Jun 2026

claude-code-hooks

2
@GabrielCostaLopes16

🪝 Customize and deploy ready-to-use hooks for Claude Code, enhancing safety, automation, and notifications in your projects.

updated Jun 2026

nb

2
@hypergraphic-fmops

Hypergraphic-FMOps is a tool that leverages the power of advanced AI models (OpenAI's GPT-4 and Anthropic's Claude-2) to analyze software architecture descriptions. Simply provide a description of your system's architecture, and ArchAIlyst will provide insights into potential issues, scalability, maintainability, and suggest improvements.

updated Sep 2024

claudetrack

2
@123affano1

Track Anthropic Claude API tokens, forecast costs, and predict rate limits in real time with a self-hosted, zero-code tool.

updated Jun 2026

ccu

2
@Rajaniraiyn

Anthropic's Computer Use tools within VSCode

updated Jun 2025

smartmutate

2
@sffw

Smartmutate is a file conversion tool built in Python that leverages Anthropic's Claude API to intelligently convert data between common file types.

updated Jan 2025

anthropic_tools

2
@Our-Technology

A Ruby on Rails library to leverage Anthropic's Claude models with tool use capabilities.

updated Aug 2025

system-prompts-for-ai-models-tools

2
@cvyl

System Prompts from AI Models / Tools

updated May 2026
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