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

ai-content-forensics

20
@lennoxsaint

Reverse-engineer any YouTuber's content strategy with data, not guesswork. A Claude Code / Cowork skill that analyzes titles, thumbnails, hooks, and structure — then produces a viral-ready thread with carousel visuals.

updated May 2026

boss-zhipin-mcp

20
@Snseam

BOSS直聘 MCP Server — 用 AI 自动化招聘流程:批量搜索候选人、简历截图OCR、智能评估、多关键词筛选 | BOSS Zhipin Recruiter Automation via Model Context Protocol

updated Jun 2026

prompt-intercept-pattern

20
@kylesnowschwartz

Claude Code plugin pattern: hook-intercepted commands that run code without an API call

updated Apr 2026

claude-context-monitor

20
@fomyio

A Claude Code plugin that watches your context window in real-time, predicts when you'll hit the limit, and tells you before it's too late.

updated May 2026

founder-skills

20
@firatcand

Claude Code skills for founders building B2B SaaS — covering GTM, product, engineering, design, and content.

updated May 2026

para-knowledge-base

20
@ernestolee13

LLM Knowledge Base for PARA-structured Obsidian vaults — Karpathy's llm-wiki pattern as a Claude Code plugin

updated May 2026

patchwork-os

20
@Oolab-labs

personal AI runtime, local-first. MCP bridge giving Claude Code 170+ tools (LSP, debugger, terminal, git) inside VS Code, Cursor, Windsurf, or JetBrains. Optional Patchwork layer adds YAML recipes, an approval queue, and an oversight dashboard. Your models, your machine, your policy. (Mac & Windows)

updated Jun 2026

claude-code-tips

20
@sgaabdu4

Token-optimisation stack for Claude Code — CBM + context-mode + RTK + Headroom + Caveman + enforcement hooks

updated Jun 2026

legalrabbit-docx-claude-plugin

20
@LegalRabbit-AI

A docx plugin for Claude Cowork and Claude Code. Uses 2-5X fewer tokens compared to the Anthropic's docx skill.

updated Jun 2026

seo-data

20
@anthonylee991

Claude Skill for direct access to Google Search Console, GA4, and Bing Webmaster Tools data — query your real SEO numbers from Claude.

updated May 2026

open-second-brain

20
@itechmeat

Local-first 🧠 memory for Hermes Agent that lives in your Obsidian vault and remembers project context. Nightly 😴 dream passes turn repeat corrections into confirmed preferences with measurable confidence. Adapters ship for Claude Code, Codex, and OpenClaw, with an MCP server for anything else.

updated Jun 2026

agent-plugins

20
@antonbabenko

A collection of agent plugins for improving productivity, automating workflows, and making AI coding agents work better together.

updated Jun 2026

claude-certified-architect-guide

20
@vkorost

Unofficial study guide for Anthropic's Claude Certified Architect (CCA-F) certification. Covers agentic loops, multi-agent systems, subagents, MCP servers, hooks, tool routing, CLAUDE.md hierarchy, slash commands, plan mode, and Claude Code CI/CD pipelines.

updated Jun 2026

Continuum

20
@redstone-md

A persistent, multi-agent Model Context Protocol (MCP) server. Continuum gives AI coding agents — Claude Code, OpenCode, Codex, Gemini CLI — a shared, live view of a codebase and a memory that survives across agents and sessions.

updated Jun 2026

update-skills

20
@pcx-wave

Keep all your custom skills up-to-date

updated May 2026

shell-mcp-server

19
@blazickjp

Secure shell command execution MCP server for Claude AI. Enables controlled shell access within specified directories.

updated May 2026

mcp-youtube

19
@sparfenyuk

MCP server for Youtube

updated Apr 2026

wind

19
@fluttersdk

Tailwind CSS for Flutter — classes like flex, p-4, dark:bg-gray-800 compose into widget trees. MCP server + Claude Code skill for AI agents.

updated Jun 2026

mcp-audiense-insights

19
@AudienseCo

Audiense Insights MCP Server is a server based on the Model Context Protocol (MCP) that allows Claude and other MCP-compatible clients to interact with your Audiense Insights account

updated Apr 2026

ethereum-rpc-mpc

19
@Kemperino

A TypeScript MCP server that leverages the MCP SDK to support all Ethereum JSON-RPC calls, enabling AI models to interact with blockchain data.

updated Apr 2026

openpyxl-mcp-server

19
@jonemo

A thin wrapper around the OpenPyXl Python library that exposes some of its features as Model Context Protocol (MCP) server. This allows Claude and other MCP clients to fetch data from Excel files.

updated May 2026

mcp-kubernetes-server

19
@feiskyer

A Model Context Protocol (MCP) server that enables AI assistants to interact with Kubernetes clusters. It serves as a bridge between AI tools (like Claude, Cursor, and GitHub Copilot) and Kubernetes, translating natural language requests into Kubernetes operations and returning the results in a format the AI tools can understand.

updated May 2026

mcp-telegram

19
@beautyfree

Telegram MCP server (MTProto). Connect Claude, Cursor, Claude Code, VS Code, Codex, Cline, Windsurf to a real Telegram account — read/search/send messages, moderate channels, manage stories/contacts/folders, transcribe voice, and call any raw MTProto method. Browser-based sign-in. 100+ tools.

updated May 2026

MatlabMCP

19
@jigarbhoye04

MCP server to run MATLAB code from LLM via the Matlab Engine API.

updated Jun 2026
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