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

8295entries
★ starsA–Z name

data-craft

★ 8
@yixiliu617

Beautiful, themed HTML data displays and research briefings for you and your coding agents.

updated Oct 2026

ContextDevKit

★ 8
@Maestra-Tech

Portable, level-based AI-assisted development platform for Claude Code — hooks, slash commands, sub-agents, and durable project memory for any stack.

updated Oct 2026

clover-public

★ 8
@fourleafai

Open-source Claude Skill + MCP integration for job search and interview prep. Live job data, role-specific interview intel, voice mock interviews on four-leaf.ai.

updated Sep 2026

dom-narrator

★ 8
@fltman

Chrome extension: pick page elements, drag them, narrate edits, get a clean prompt for Claude Code. CC BY 4.0 — Anders Bjarby.

updated Jun 2026

wayd

★ 8
@ferdinandobons

The coffee break for programmers using AI coding agents. 30 seconds to post a vibe, scroll a random feed of devs stuck on the same bugs, react with emoji, get back to work. Powered by GitHub Issues. No server, no signup.

updated Jun 2026

ankiweb-add-card

★ 8
@htlin222

Protobuf-based Python CLI for AnkiWeb automation—create decks, add flashcards, no browser or Selenium required. Reverse-engineered protobuf protocol. Ships as Claude skill.

updated Sep 2026

specwright

★ 8
@developzoneio

Spec-driven workflows for Claude Code: no approved spec, no code. 14 slash commands, 6 subagents, 7 guard-rail hooks. Hard gates enforced at the tool layer, immutable specs, auditable AI coding. Stack-agnostic.

updated Oct 2026

pi-ide

★ 8
@ldelossa

A pi extension for integrating with IDE. Based on the claude code ide integration protocol

updated Sep 2026

vision-mcp

★ 8
@Haruhiyuki

A high-performance desktop app interaction framework for AI agents — faster, cheaper, more accurate. / 让 Agent 操作桌面软件更快、更准、更省。

updated Sep 2026

gas-best-practices

★ 8
@kpcrmv4

Google Apps Script best practices distilled from production bugs — Claude Code skill for GAS web apps, clasp projects, PDF generation, Drive ops, and HtmlService patterns.

updated Oct 2026

writing-skills.TW

★ 8
@aeopress

繁體中文寫作 skill 工具鏈 for Claude Code:humanizer-tw(去 AI 味)+ good-writing-zh(節奏打磨:PG/余光中/王鼎鈞 + 技術文件保守模式)+ fable-econ/fable-explore(Amanda Askell 寓言式概念學習)

updated Oct 2026

iamhumans

★ 8
@hoainho

Teach an LLM to talk like a person — It teaches a language model how to talk like a person. Not how to sound like one — that part's easy, and it's what most failures already do

updated Oct 2026

webcloner

★ 8
@veyralabsgroup

Website visual cloning skill for Claude Code — 6-phase process: recon, foundation, spec per section, parallel build, assembly, screenshot QA.

updated Sep 2026

context-summary

★ 8
@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 Oct 2026

agent-connector

★ 8
@ken-jo

Deploy one MCP to every agent host. Declare your MCP server once with defineConnector() → native config, hooks, skills & plugin bundle across 42 agent hosts (Claude Code, Codex, Cursor, Copilot, Gemini CLI, Windsurf, Zed, Kiro, Warp, OpenCode…). Your users install with one command. Apache-2.0.

updated Sep 2026

browser-bridge-cli

★ 8
@dreamhunter2333

Control Chrome/Edge browser via CLI through a browser extension bridge. Claude Code skill with embedded source.

updated Oct 2026

human-copywrite

★ 8
@forint573

A Claude Agent Skill that humanizes AI-written marketing and long-form copy: landing pages, sales pages, e-books, case studies, founder notes. Removes AI tells and process bleed, de-slops prose, strips em dashes, never invents facts, keeps your brand voice.

updated Oct 2026

ai-skills-for-claude-code

★ 8
@euwebertdefreitas

Meus plugins e skills de especialista para o Claude e Claude Code.

updated Aug 2026

deep-learning

★ 8
@quzhi-ai

A Socratic tutor that refuses to hand you the answer — until you can prove you actually understand. 一个拒绝直接给答案的导师,直到你能证明自己真的懂了。

updated Sep 2026

claude-code-visualstudio

★ 8
@nachum-shmilovitz-66

Claude Code Visual Studio extension

updated Oct 2026

anti-crack-skill

★ 8
@sundaygod1207

Claude Code 技能:客户端软件全维度防破解安全审计(7大通用维度 × 9个平台专项)

updated Sep 2026

session-sitter

★ 8
@eranra

Session Sitter — see every coding-agent session, switch in one click, and supervise what they pause on. VS Code extension for Claude Code, IBM Bob, Codex and VS Code Chat.

updated Oct 2026

codemap-skill

★ 8
@Asixa

🧹 A code janitor for AI agents — map any codebase into functional modules, score every module 0-100 for tech debt, and clean up the spaghetti incrementally. A Claude Code / Codex skill.

updated Oct 2026

peg-design-system

★ 8
@v0id-byte

Minimal, type-led HTML/CSS/React design system for slide decks and data-driven presentations. 极简演示文稿设计系统,含7种幻灯片模板与React组件。

updated Aug 2026
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