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

8236entries
★ starsA–Z name

crw

338
@us

Fast, lightweight Firecrawl/Tavily alternative in Rust. Web scraper, crawler & search API with MCP server for AI agents. Drop-in Firecrawl-compatible API (/scrape, /crawl, /search). 2.3x faster than Tavily, 1.5x faster than Firecrawl in 1K-URL benchmarks. 6 MB RAM, single binary. Self-host or use managed cloud.

updated Jul 2026

learn-anything

338
@ChenChenyaqi

Learn Anything is an AI-powered recursive learning system — Socratic deep-dives and TDD-style exercises integrated directly into your coding assistant.

updated Jul 2026

vibe-log-cli

337
@vibe-log

A CLI tool for logging and analyzing Claude Code and Cursor ai-driven coding session.

updated Jul 2026

mcp-server-code-execution-mode

337
@elusznik

An MCP server that executes Python code in isolated rootless containers with optional MCP server proxying. Implementation of Anthropic's and Cloudflare's ideas for reducing MCP tool definitions context bloat.

updated Jul 2026

subtask

337
@zippoxer

Claude Skill to do your tasks with subagents in Git worktrees

updated Jul 2026

telegram-mcp

336
@chaindead

Telegram MCP for managing dialogs, messages, drafts, read statuses, and more.

updated Jul 2026

rust-skills

336
@leonardomso

A collection of 265 rules across 26 categories that AI coding agents can use to write idiomatic, fast, and safe Rust.

updated Jul 2026

social-media-skills

335
@blacktwist

AI agent skills for social media content strategy, creation, and analysis across text-first platforms

updated Jul 2026

coding-tools-mcp

335
@xyTom

Give any AI agent the ability to code

updated Jul 2026

sec-edgar-mcp

334
@stefanoamorelli

A SEC EDGAR MCP (Model Context Protocol) Server

updated Jul 2026

superpowers-chrome

333
@obra

Claude Code plugin for direct Chrome browser control via DevTools Protocol - zero dependencies

updated Jul 2026

aws-skills

333
@zxkane

Claude Code plugins and agent skills for AWS development — IaC(CDK/SST), serverless, cost ops, and Bedrock AgentCore

updated Jul 2026

opencode-background-agents

333
@kdcokenny

Claude Code-style background agents for OpenCode – async delegation with context persistence

updated Jul 2026

agent-kernel

333
@oguzbilgic

Minimal kernel to make any AI coding agent stateful. Clone, point your agent, go.

updated Jul 2026

mcp-server-excel

332
@sbroenne

Excel MCP Server & CLI - 23 tools, 214 operations for AI-powered Excel automation via COM API

updated Jul 2026

unity-mcp-server

332
@AnkleBreaker-Studio

Unity MCP Server — 268 tools for AI-assisted game development. Connect Claude, Cursor, or any MCP client to Unity Editor & Unity Hub. Scene management, GameObjects, components, builds, profiling, Shader Graph, Amplify, terrain, physics, NavMesh, animation, MPPM multiplayer & more. Free & open source by AnkleBreaker Studio.

updated Jul 2026

phd-skills

332
@fcakyon

PhD Research Skills for Claude Code: paper reproduction, experiment design, paper review, result comparison and more.

updated Jul 2026

generator

331
@context-hub

CTX: a tool that solves the context management gap when working with LLMs like ChatGPT or Claude. It helps developers organize and automatically collect information from their codebase into structured documents that can be easily shared with AI assistants.

updated Jul 2026

clay

330
@chadbyte

Multiplayer Claude Code and Codex. Self-hosted team workspace for Claude Code and Codex. Multi-user, browser-based, AI mates with memory.

updated Jul 2026

PaperFit

330
@OpenRaiser

📄 [Skill] Vision-in-the-loop LaTeX typesetting agent — auto-compile, render, diagnose, and fix paper layouts

updated Jul 2026

MCPControl

329
@claude-did-this

MCP server for Windows OS automation

updated Jul 2026

sdk

329
@vargHQ

AI video generation SDK — JSX for videos. One API for Kling, Flux, ElevenLabs, Veed. Built on Vercel AI SDK.

updated Jul 2026

smithers

329
@smithersai

Agent workflows with full observability and time travel: watch every step live, rewind, fork, replay any run. Claude Code, Codex, Gemini, any model or harness.

updated Jul 2026

hevy-mcp

328
@chrisdoc

Manage your Hevy workouts, routines, folders, and exercise templates. Create and update sessions faster, organize plans, and search exercises to build workouts quickly. Stay synced with changes so your training log is always up to date.

updated Jul 2026
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