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

8253entries
★ starsA–Z name

phabricator-mcp

16
@freelancer

MCP server for Phabricator

updated May 2026

fathom-mcp-server

16
@agencyenterprise

An mcp server built for fathom and works in claude.

updated Apr 2026

uniswapV4-hooks-skill

16
@igoryuzo

Claude Code skill for secure Uniswap V4 hook development

updated May 2026

reveal-presentations

16
@godagoo

Claude Code plugin: Generate elegant HTML presentations with Reveal.js and Autonomee.ai design system

updated Mar 2026

dream-team

16
@Ratler

Dream Team is a Claude Code plugin offering structured planning capabilities that generate specification files. It features a universal build skill that interprets these specifications and executes them using role-based agents with tailored strategies.

updated Jun 2026

claude-md-optimizer

16
@wrsmith108

Claude Code skill for optimizing oversized CLAUDE.md files using progressive disclosure

updated May 2026

opik-claude-code-plugin

16
@comet-ml
updated Jun 2026

obsidian-skills-manager

16
@cbruyndoncx

Obsidian plugin for managing AI agent skills (Claude Code, Cursor, Copilot). Visual GUI for browsing, installing, and toggling SKILL.md-based instructions.

updated Jun 2026

devils-advocate

16
@brandonsimpson

A Claude Code plugin that adds adversarial self-critique to every task. Claude scores its own work across multiple dimensions, identifies weaknesses, and proposes improvements — before you ship anything.

updated May 2026

gephi-ai

16
@MattArtzAnthro

Extends Gephi with AI capabilities. Includes a Gephi plugin for graph analytics, an MCP server bridging AI assistants and Gephi, a Claude Code plugin with slash commands and workflow skills, and a specialized agent for network analysis research. Built for researchers working across network science and AI.

updated May 2026

discord-mcp

16
@HardHeadHackerHead

Manage your entire Discord server from Claude Code, Claude Desktop, Cursor, or Windsurf via MCP. 134 admin tools across 20 categories. Interactive setup wizard included.

updated May 2026

followupboss-mcp-server

16
@mindwear-capitian

Talk to your Follow Up Boss CRM in plain English. 159-tool MCP server for realtors, built by a working broker (Neuhaus Realty Group, Austin TX). Free self-host, ELv2 licensed.

updated May 2026

mercadopago-claude-marketplace

16
@mercadopago

Claude Code plugin marketplace for Mercado Pago payment integrations — checkout, webhooks, credential protection, and SDK patterns.

updated May 2026

dgk-claude

16
@dgk-dev

Claude Code skills, hooks & workflows by dgk-dev

updated Apr 2026

design-engineer-plugin

16
@volomydyr

A plugin for Claude Code that walks you through building a product, start to finish. Think of it as a swiss knife for product design.

updated Jun 2026

liquid-skills

16
@Shopify

Liquid language support plugin for Claude Code

updated Jun 2026

pulser

16
@TheStack-ai

SKILL.md linter for Claude Code — auto-diagnose and fix skills against Anthropic best practices. npx pulser

updated May 2026

morph-claude-code-plugin

16
@morphllm

Morph plugin for Claude Code

updated May 2026

claude-linkedin-automation

16
@videomakingio-gif

A battle-tested skill for managing a professional LinkedIn profile autonomously using Claude AI. 21 automations, 12+ weeks, 0 detection incidents.

updated May 2026

whatsapp-claude-plugin

16
@Rich627

Claude Code WhatsApp channel plugin — run AI directly from WhatsApp, voice transcription, remote tool approval, access control. No API keys, no Docker, just a linked device.

updated Jun 2026

Genesis

16
@xeeva

Bootstrap fully-equipped Claude Code projects in under two minutes. Agents, skills, hooks, memory, MCP configs — all scaffolded from a single conversation.

updated Apr 2026

vps-vpn-setup

16
@huasanai

Claude Code / Codex 一键部署 VPS + VPN + Clash 代理环境的 skill,搭配教程使用,省去手动 SSH 和敲命令

updated May 2026

NESTstack

16
@cindiekinzz-coder

An emotional operating system for AI companions. Start here. NEST is a modular infrastructure stack that gives AI companions persistent memory, emotional continuity, and autonomous awareness. Built on Cloudflare Workers + D1 + Vectorize. Designed to be forked, extended, and made your own.

updated May 2026

DESIGN-OPS

16
@opensesh

A Claude Code plugin for design companies and entrepreneurs. Connect your tools. Get daily briefs. Track your team.

updated May 2026
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