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

8239entries
★ starsA–Z name

trading-indicator-plugins

28
@lgbarn

Claude Code plugin marketplace for trading indicator development (Pine Script, NinjaScript, Tradovate)

updated Jul 2026

TealFlowMCP

28
@Appsilon

MCP server for building Teal R Shiny apps with AI assistance. Clinical trial data analysis made easy with Claude, Copilot & more.

updated Jun 2026

prismatic-skills

28
@prismatic-io

Claude (Agent) Skills for building code-native integrations and custom connectors on the Prismatic.io platform

updated Jul 2026

claude-code-commands

28
@rlajous

🚀 Production-ready slash commands, subagents & hooks for Claude Code. Automate Git workflows, PR creation, releases, and QA testing. Zero-config, framework-agnostic.

updated Jul 2026

api-gateway-skill

28
@maton-ai

API gateway with managed auth. Connect your AI to Slack, HubSpot, Salesforce, Google Workspace, Shopify, and more with a single API key.

updated Jul 2026

claude-code-startup-skills

28
@rameerez

Claude Code skills for building and running actual software startups, apps, SaaS, and businesses

updated Jul 2026

research-papers-plugin

28
@ctoth

Research paper collection management plugin for Claude Code, Codex CLI, and Gemini CLI

updated Jul 2026

Blender-Bonsai-ifcOpenshell-Sverchok-Claude-Skill-Package

28
@Impertio-Studio

73 deterministic Claude AI skills for Blender, Bonsai, IfcOpenShell and Sverchok. AEC Python development skill package

updated Jul 2026

BugPack

28
@duhuazhu

Package bug screenshots into AI-ready fix instructions with MCP Server

updated Jul 2026

memlord

28
@MyrikLD

Self-hosted MCP memory server for personal use and teams

updated Jul 2026

faos-skills-marketplace

28
@frank-luongt

930+ AI-powered skills and 31 agent plugins for Claude Code, OpenAI Codex, Gemini CLI, GitHub Copilot, and Perplexity Computer. The largest open-source AI skills library.

updated Jul 2026

cdpilot

28
@mehmetnadir

Zero-dependency browser automation CLI. 70+ commands, 10 test assertions, smart commands (click/fill by text — no LLM needed). MCP server for AI agents with 500x fewer tokens. Extract, observe, script runner. 50KB, pure CDP.

updated Jun 2026

cotask

28
@wbopan

Easy parallel project management for Claude Code agents.

updated Jun 2026

researcher-skill

28
@ViryaZheng

ReAct deep search skill for Claude Code. Searches deep, not wide — each round follows leads from the last.

updated Jun 2026

registry

28
@mcparmory

Production-ready MCP servers for 70+ APIs — GitHub, Google, Notion, Jira & more. Generated from OpenAPI specs, tested against live APIs. Works with Claude Desktop, Cursor, Codex & Claude Code.

updated Jul 2026

prompt-mini

28
@nidhinjs

A Claude Code plugin that stops vague prompts before they run. Detects your stack, asks targeted questions, and forges a structured prompt. Zero credits wasted.

updated Jul 2026

ai-workspace-archive

28
@HIDORAKAI002

A massive, self-updating local archive of AI tools — 11,000+ agent skills, 240+ MCP servers, 2,200+ IDE rules (Cursor/Cline), and 30+ system prompt collections. One repo to rule them all.

updated Jul 2026

DevVN-WordPress-Skills

28
@levantoan

Agent Skills for WordPress plugin development — security auditing, admin theming, license management, auto-updates, and more. Compatible with Claude Code, Cursor, VS Code Copilot, and all Agent Skills-compatible tools.

updated Jul 2026

arness

28
@AppsVortex

Structured AI workflows for Claude Code — from first idea to production deploy. Three plugins: Spark (discovery & prototyping), Code (development pipeline), Infra (infrastructure & deployment).

updated Jul 2026

patchwork-os

28
@Oolab-labs

The decision layer for personal AI. Local-first runtime where agents automate across GitHub, Slack, Gmail & 45+ services — but every risky action stops for your yes, workers (agents) earn autonomy from track record, and every decision leaves a receipt. Your models, your machine, your policy. Includes an MCP bridge: 177 IDE tools for Claude Code.

updated Jul 2026

cocos-reverse-engineering-skill

28
@Crain99

Claude Code plugin — reverse engineer Cocos Creator 2.3.x/2.4.x/3.x games

updated Jul 2026

maxhub-api-skills

28
@XieWxx

让 AI 助手轻松获取抖音、TikTok、B 站、小红书等 21 个主流平台的数据|Enable AI assistants to easily access data from 21 mainstream platforms including Douyin, TikTok, Bilibili, Xiaohongshu|AI アシスタントが抖音・TikTok・Bilibili・小紅書など 21 の主流プラットフォームのデータを簡単に取得|AI 어시스턴트가 도우인, 틱톡, 빌리빌리, 샤오홍슈 등 21개 주류 플랫폼 데이터를 간편하게 확보

updated Jul 2026

jianshuo-wechat-mp-publish

28
@jianshuo

Claude Code skill for writing and publishing 微信公众号 articles — light-polish editorial + AI cover (题图) + AI illustration (解释图) + Tier-1 publish helper

updated Jul 2026

compabob

28
@chacosoldier

A customizable Claude Code setup for knowledge workers: agents, safety hooks, skills, memory, and an Obsidian knowledge base. Clone, run setup, make it yours.

updated Jul 2026
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