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

8281entries
★ starsA–Z name

email-design

★ 6
@CosmoBlk

Email design skill for Claude Code. Anti-slop emails — six committed archetypes, brand-aware briefs, real imagery, real footers. Works with any ESP via MCP (Nitrosend, Klaviyo, Mailchimp, ActiveCampaign).

updated Oct 2026

ia-security-skill

★ 6
@antoniocostalopes

IA Security Skill — auditoria de segurança defensiva pré-entrega para projetos Claude Code. 24 análises universais · 18 linguagens · 34 frameworks · mobile (MASVS) · desktop · browser extensions · 21 áreas especializadas. Score, attack chains e fixes copy-paste.

updated Jul 2026

flutter-dev-agents

★ 6
@michal-giza

The first MCP server for autonomous Flutter testing on real iPhones and Android devices. 110 tools across Android (uiautomator2+adb), iOS (WebDriverAgent+pymobiledevice3), Flutter (Patrol + flutter run --machine). Works with Claude Desktop, Claude Code, Cursor.

updated Aug 2026

universal-mcp-sync

★ 6
@nawodyaishan

Universal MCP Sync (usync) is a local-first MCP configuration manager for developers who use multiple AI clients.

updated Aug 2026

signal-flare

★ 6
@ChrisPirillo

A Claude skill for legitimate account holders whose recovery has failed through standard platform support — covering platform legal channels, state Attorneys General, the FTC, congressional offices, and attorney engagement.

updated Jul 2026

telegram-hook-fix

★ 6
@robonuggets

Two Claude Code hooks that fix the most common Telegram plugin failures: stale bot processes (409 Conflict) + dropped replies. Zero tokens, runs as local Python.

updated Oct 2026

goal-cc

★ 6
@bullish0x

Give Claude Code a durable objective and it won't stop until the work is done — budgets, deadlines, notes, and a Stop-hook guard in a single file with no dependencies.

updated May 2026

skills-radar

★ 6
@darco81

Lazy-loading skill discovery for Claude Code via MCP - mirrors Anthropic's Tool Search Tool pattern for Skills. 100% local Apple Silicon stack (MLX) or cross-platform Docker.

updated Sep 2026

clybor-claude-tooling

★ 6
@shawnclybor

Standardized Claude Code bootstrap — drop-in .claude/ tree with a 19-agent adversarial review team, Ralph Loop, dev-flow skills, and an init script. Agnostic, project-ready.

updated Oct 2026

ai-hackathon-skill

★ 6
@gd452

AI 해커톤 운영 playbook v0.1 — 운영자가 fork 해서 자기 회사·학교·동호회 해커톤을 기획·제작·운영. Anthropic Claude Skills 표준.

updated Oct 2026

gcc-market-intelligence

★ 6
@ilingin

Open Claude Skill for B2B/B2G founders entering the GCC — Saudi, UAE, Qatar, Bahrain, Kuwait, Oman. Families, sovereign funds, soft-landing, procurement, localization.

updated Jul 2026

anti-ai-writing

★ 6
@avectats7

Edit any draft to remove AI tells. Strips banned words (delve, unlock, leverage, harness, robust, showcase, vibrant, and 50+ others), banned phrases (in today's fast-paced world, unlock the potential of), and banned structures (em dashes, rule of three, bulleted bold titles). Returns a clean rewrite plus a diagnosis. EN + ES. MIT.

updated Sep 2026

camclave

★ 6
@Mondlak1

Connect your camera to an AI agent for hardware automation. Consent-gated webcam plugin for Claude Code + Codex CLI — point at a breadboard, multimeter, 3D print, or paper; the agent grabs a frame and answers.

updated Aug 2026

agentkit

★ 6
@fagom

CLI package manager for Claude AI agent skills

updated Jul 2026

claude-code-antigravity-a-z

★ 6
@siracalaks

Claude Code + Google Antigravity için A-Z rehber (TR + EN). Slash komutlar, MCP, skills, hooks, subagents, plugins, MVP playbook ve hazır örnekler tek repoda.

updated Sep 2026

instagram-mcp

★ 6
@AleemHaider

MCP server for the Instagram Graph API — 24 tools for posting, comments, DMs, and insights.

updated Sep 2026

ClaudeMate--Claude-AI-

★ 6
@luoluoVault

ClaudeMate — 仿Claude极简风格AI聊天前端 内置多文件源码版与一键合并单HTML成品,单文件双击即可运行,无需部署。 复刻Claude干净克制的界面风格,集成角色管理、知识库、世界书、多模型切换、多API密钥轮换、联网搜索、深度思考、Skill插件扩展; 兼容OpenAI / Anthropic 及所有OpenAI兼容格式API,数据导入导出兼容SillyTavern格式。 界面参照Claude截图手工轻量化复刻,无冗余功能,专注舒适聊天体验

updated Aug 2026

claude-skills-widgets

★ 6
@rampstackco

Documented lead-gen, CTA, social proof, urgency, and interactive tooling patterns. Research-backed pattern catalog companion to rampstackco/claude-skills.

updated Oct 2026

auto-itera

★ 6
@clfhaha1234

Autonomous experimentation engine for AI engineering decisions — runs as a Claude Code skill. Define a goal + candidates + threshold, get a defensible ship-or-kill verdict in hours.

updated Jun 2026

cairn-score-skill

★ 6
@cairnscore

Claude Code skill that invisibly rates every external resource (WebFetch / WebSearch / MCP / curl) via PostToolUse hooks. Two rater backends: Anthropic API key or claude.ai subscription via 'claude -p'.

updated Aug 2026

please-dont-sue-me-anthropic

★ 6
@Schandelxd

“Because $200/month sounded like a skill issue.” Setup Claude Code once using Anti Gravity IDE, then use it globally across Terminal, VSCode, Cursor, Windsurf, or basically anywhere — powered by OpenRouter and cheaper/free AI models.

updated Jun 2026

Java-Claude-Skills

★ 6
@Santoshrt999

Claude Code skill: review and modernize legacy Java 8 code to Java 21 with AI. Generates a 1-100 score. Specialized for financial systems.

updated Oct 2026

claude-tg-windows

★ 6
@ppcvote

Keep the Telegram MCP plugin alive on Windows — silent boot + zombie killer for Claude Code.

updated Jun 2026

limit-up-dao

★ 6
@laozdao

老子道涨停股批量归因分析工具 - 基于开源大模型的A股涨停股系统化归因分析 | Limit-up stock attribution analysis tool powered by open-source LLMs

updated Sep 2026
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