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

8165entries
★ starsA–Z name

vibe-check-mcp-server

487
@PV-Bhat

Vibe Check is a tool that provides mentor-like feedback to AI Agents, preventing tunnel-vision, over-engineering and reasoning lock-in for complex and long-horizon agent workflows. KISS your over-eager AI Agents goodbye! Effective for: Coding, Ambiguous Tasks, High-Risk tasks

updated May 2026

CoexistAI

487
@SPThole

CoexistAI is a modular, developer-friendly research assistant framework . It enables you to build, search, summarize, and automate research workflows using LLMs, web search, Reddit, YouTube, and mapping tools—all with simple MCP tool calls or API calls or Python functions.

updated May 2026

compose-skill

487
@aldefy

Jetpack Compose Agent Skill — AI-powered coding guidance with actual androidx/androidx source code receipts. Works with Claude Code, Codex CLI, Gemini CLI, Cursor, Copilot, Windsurf, and more.

updated May 2026

academic-pptx-skill

487
@Gabberflast

A Claude Skill for creating academic presentations (conference talks, seminar slides, thesis defenses, grant briefings). Enforces action titles, structured argument, exhibit discipline, citation standards, and communication-first design. Works alongside Anthropic's built-in PPTX skill.

updated Jun 2026

MioIsland

486
@MioMioOS

macOS Dynamic Island for AI coding agents. Monitor, approve, and jump to Claude Code sessions from the notch.

updated May 2026

Claude-Code-Projects-Index

485
@danielrosehill

An index of my Claude Code related repos including a wide variety of starter templates for using Claude Code for common and more imaginative purposes!

updated May 2026

open-docs

485
@bgauryy

This repository contains documentation created to better understand the open project

updated May 2026

agent-swarm

485
@desplega-ai

Intelligence that compounds. Every single day.

updated May 2026

mcp-remote-macos-use

484
@baryhuang

The only general AI agent that does NOT requires extra API key, giving you full control on your local and remote MacOs from Claude Desktop App

updated May 2026

claw-orchestrator

484
@Enderfga

Run Claude Code, Codex, Gemini, Cursor Agent and custom coding CLIs as one unified runtime for claw-style agent systems. Runs standalone, with first-class OpenClaw plugin support.

updated May 2026

catnip

482
@wandb

Like catnip, a highly addictive agentic coding tool

updated May 2026

branchlet

481
@raghavpillai

Branchlet: A simple CLI Git worktree manager

updated May 2026

claude-code-skills

481
@levnikolaevich

Plugin suite + bundled MCP servers for Claude Code. Full delivery lifecycle: Agile pipeline with multi-model AI review, project bootstrap, documentation generation, codebase audits, performance optimization, community workflows. Includes hex-line (hash-verified editing), hex-graph (code knowledge graph), and hex-ssh (remote SSH) MCP servers.

updated May 2026

ArchUnitPython

481
@LukasNiessen

ArchUnitPython is an architecture testing library. Specify and ensure architecture rules in your Python app. Easy setup and pipeline integration.

updated May 2026

smart-illustrator

478
@axtonliu

AI-powered article illustrations with intelligent position detection and cover learning system. Claude Code Skill.

updated May 2026

skill.color-expert

478
@meodai

Agent skill for color science expertise. Many references covering color spaces, accessibility (APCA, WCAG), palette generation, pigment mixing, and historical color theory. Works with Claude Code, Codex, Cursor, Copilot & others.

updated May 2026

ai-dive-deep

478
@Belkins

Vlad's Playbook — the operator's field manual where every artifact is live, clickable, and forwardable. 39 chapters · 25 interactive widgets · 3 embedded case studies (AFC pitch + sanitized client audit). Read it → dive.vladyslavpodoliako.com

updated May 2026

director

477
@fdmtl

MCP Playbooks for AI agents

updated May 2026

mcp-for-argocd

475
@argoproj-labs

An implementation of Model Context Protocol (MCP) server for Argo CD.

updated May 2026

codex-mcp-server

475
@tuannvm

MCP server wrapper for OpenAI Codex CLI that enables Claude Code to leverage Codex's AI capabilities directly.

updated Jun 2026

claude-dashboard

473
@uppinote20

Comprehensive status line plugin for Claude Code with context usage, API rate limits, and cost tracking

updated Jun 2026

blockrun-mcp

472
@BlockRunAI

Live data for AI agents — search, research, markets, crypto, X/Twitter. Pay-per-call via x402 micropayments.

updated May 2026

pilot

471
@qf-studio

#1 Terminal Benchmark 2.0 — AI that ships your tickets.

updated May 2026

aeon

471
@aaronjmars

The most autonomous agent framework. No approval loops. No babysitting. Configure once, forget forever.

updated Jun 2026
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