1,721 repositories keep their own agent configuration in the open: a CLAUDE.md, a rules file, instructions for Copilot, a skill the project runs on itself. These are not mods to install. They are worth reading for what they reveal — what a maintainer thinks an agent gets wrong.
Building agents7,412Data and AI4,299Backend and APIs3,694Languages3,682Planning3,492Git and workflow3,285Code review2,942Memory and context2,581Research2,499Writing and docs2,458Testing2,454Frontend2,420DevOps and cloud2,410Security2,106Productivity2,076Project management1,686
All Claude Code31,991 Codex23,077 OpenCode21,846 GitHub Copilot3,491 Gemini CLI1,901 Cursor1,721 Kiro33 Windsurf25
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| terryyin/lizard A simple code complexity analyser without caring about the C/C++ header files or Java impo | 2,489 | Codex, Cursor, OpenCode | 9 | 1,003 tok |
| samuelgursky/davinci-resolve-mcp MCP server integration for DaVinci Resolve Studio | 2,408 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode | 29 | 6,318 tok |
| mflux-community/mflux Apple MLX native implementations of state-of-the-art generative image & video models | 2,311 | Claude Code, Codex, Cursor, OpenCode | 11 | 23 tok |
| codejunkie99/agentic-stack One brain, many harnesses. Portable .agent/ folder (memory + skills + protocols) that plug | 2,253 | Claude Code, Codex, Cursor | 19 | — |
| AmoyLab/Unla 🧩 MCP Gateway - A lightweight gateway service that instantly transforms existing MCP Serv | 2,222 | Claude Code, Cursor | 2 | 1,361 tok |
| joshuayoes/ios-simulator-mcp MCP server for interacting with the iOS simulator | 2,165 | Claude Code, Cursor | 2 | 915 tok |
| wondelai/skills skills.wondel.ai Wondel.ai Agent Skills — Business, Marketing, UX & Coding Frameworks from Bestselling Book | 2,108 | Claude Code, GitHub Copilot, Cursor | 3 | 4,236 tok |
| 4thfever/cultivation-world-simulator An open-source Cultivation World Simulator using Agentic Workflow to create a dynamic, eme | 2,063 | Claude Code, Codex, Cursor, OpenCode | 19 | 7,601 tok |
| superglue-ai/superglue superglue.ai superglue (YC W25) builds integrations and tools from natural language. Get production-gra | 2,056 | Claude Code, Cursor | 2 | 1,495 tok |
| JurajNyiri/HomeAssistant-Tapo-Control Control for Tapo cameras as a Home Assistant component | 1,989 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode | 5 | 1,126 tok |
| VisActor/VChart visactor.io VChart, more than just a cross-platform charting library, but also an expressive data stor | 1,835 | Claude Code, Codex, Cursor, OpenCode | 17 | 574 tok |
| fossasia/eventyay eventyay.com Open Source Event Management, Ticketing and Checkins, Talks and Schedules, Video and Inter | 1,657 | Claude Code, Codex, GitHub Copilot, Cursor | 21 | 4,226 tok |
| happier-dev/happier happier.dev Web, Desktop & Mobile client for Codex, Claude Code, OpenCode, Kimi, Augment Code, Qwen, f | 1,624 | Claude Code, Codex, Cursor, OpenCode | 74 | 9,986 tok |
| Mirascope/mirascope mirascope.com The LLM Anti-Framework | 1,523 | Codex, Cursor, OpenCode | 2 | 853 tok |
| TencentCloud/Octop octop.cloud A smarter, self-hosted AI assistant — multi-user, multi-agent. | 1,496 | Claude Code, Codex, Cursor, OpenCode | 2 | 7,899 tok |
| yohey-w/multi-agent-shogun Samurai-inspired multi-agent system for Claude Code. Orchestrate parallel AI tasks via tmu | 1,420 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode | 17 | 15,149 tok |
| nrwl/nx-console nx.dev Nx Console is the user interface for Nx & Lerna. | 1,412 | Claude Code, Codex, Cursor, OpenCode | 12 | 1,370 tok |
| regenrek/deepwiki-mcp 📖 MCP server for fetch deepwiki.com and get latest knowledge in Cursor and other Code Edi | 1,384 | Cursor | 2 | 70 tok |
| sceneview/sceneview sceneview.github.io AI-first 3D & AR SDK for Android (Jetpack Compose + Filament), Apple (SwiftUI + RealityKit | 1,307 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode, Windsurf | 6 | 5,563 tok |
| metoro-io/mcp-golang mcpgolang.com Write Model Context Protocol servers in few lines of go code. Docs at https://mcpgolang.co | 1,229 | Cursor | 1 | 57 tok |
| vellum-ai/vellum-assistant vellum.ai An AI Assistant that’s easy to setup, does your work 24/7, knows your preferences and gets | 1,194 | Claude Code, Codex, Cursor, OpenCode | 16 | 9,582 tok |
| igorkasyanchuk/active_storage_validations igorkasyanchuk.com Do it like => validates :photos, attached: true, content_type: ['image/png', 'image/jpg', | 1,192 | Claude Code, Codex, Cursor, OpenCode | 2 | 4,541 tok |
| huytieu/COG-second-brain Self-evolving second brain with 33 AI skills, 10 agents, and people CRM. Closed-loop harne | 1,173 | Claude Code, Codex, Cursor, Gemini CLI, OpenCode | 4 | 16,288 tok |
| kinopeee/cursorrules | 1,114 | Claude Code, Cursor | 3 | — |
| microsoft/skills-for-fabric A collection of skills and MCP systems to enable users of CLI, VSCode, Claude to operate o | 1,111 | Claude Code, Codex, Cursor, Gemini CLI, OpenCode | 4 | 7,226 tok |
| heymrun/heym heym.run Build agentic systems. Run them with confidence. Orchestrate agents, automate business pro | 1,103 | Claude Code, Codex, Cursor, OpenCode | 3 | 5,826 tok |
| metaskills/experts unremarkable.ai Experts.js is the easiest way to create and deploy OpenAI's Assistants and link them toget | 1,063 | Cursor | 1 | 371 tok |
| Caldis/react-zmage zmage.caldis.me Turn any <img> into an origin-expand fullscreen React image viewer. | 943 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode | 9 | 4,403 tok |
| TryCaspian/caspian-sdk trycaspianai.com Agent communication SDK. The open-source agent communication layer for AI agents — email, | 941 | Cursor | 1 | — |
| snowdreamtech/frp Docker Images for Frp. | 908 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode | 22 | 2,343 tok |
| thedaviddias/llms-txt-hub llmstxthub.com 🤖 The largest directory for AI-ready documentation and tools implementing the proposed ll | 902 | Claude Code, Codex, Cursor, OpenCode | 3 | 1,307 tok |
| nuwax-ai/nuwax nuwax.com Nuwax Agent OS - An enterprise-grade AI Agent Development and Operation Platform - Providi | 880 | Claude Code, Codex, Cursor, OpenCode | 3 | 12,521 tok |
| getsentry/sentry-mcp mcp.sentry.dev An MCP server for interacting with Sentry via LLMs. | 843 | Claude Code, Codex, Cursor, OpenCode | 24 | 1,276 tok |
| GetStream/stream-chat-react getstream.io React Chat SDK ➜ Stream Chat 💬 | 842 | Claude Code, Codex, Cursor, OpenCode | 13 | 6,673 tok |
| llama-farm/llamafarm llamafarm.dev Deploy any AI model, agent, database, RAG, and pipeline locally or remotely in minutes | 837 | Claude Code, Codex, Cursor, OpenCode | 29 | 5,267 tok |
| PaulJPhilp/EffectPatterns effect-patterns.vercel.app A community-driven knowledge base of practical patterns for Effect-TS. | 796 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode | 7 | 7,115 tok |
| carlrannaberg/claudekit A toolkit of custom commands, hooks, and utilities for Claude Code | 761 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode | 11 | 6,905 tok |
| yurineko73/Godot-MCP-Native An MCP plugin for the open-source Godot engine, supporting common Godot engine operations. | 759 | Codex, Cursor, OpenCode | 2 | 3,847 tok |
| hanliang97/MatrixMedia hanliang97.github.io A video matrix tool built with Vue, Electron, and Puppeteer for batch publishing videos to | 759 | Claude Code, Codex, Cursor, OpenCode | 4 | 2,313 tok |
| KiWi233333/JiwuChat blog.jiwuchat.top JiwuChat 🍂 - A lightweight cross-platform instant messaging app with integrated AI assist | 743 | Claude Code, Codex, Cursor, Gemini CLI, OpenCode | 6 | 9,227 tok |
| Kymo-MCP/mcpcan mcpcan.com MCPCAN is a centralized management platform for MCP services. It deploys each MCP service | 727 | Cursor | 1 | 239 tok |
| PostHog/posthog-foss PostHog FOSS is a read-only mirror of PostHog, with all proprietary code removed. NOTE: Th | 714 | Claude Code, Codex, Cursor, OpenCode | 5 | 11,094 tok |
| borghei/Claude-Skills borghei.github.io 368 AI skills, 76 expert agents, and 859 stdlib Python tools for every team: engineering, | 714 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode | 8 | 9,493 tok |
| whitelonng/dshcode Community desktop companion for DeepSeek Harness — one-click Electron app for macOS and Wi | 712 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode | 24 | 5,156 tok |
| mohebifar/tooscut tooscut.app Professional video editing, right in your browser. Made with Rust, WebGPU, WASM, and Tanst | 703 | Claude Code, Codex, Cursor | 4 | 1,668 tok |
| frontman-ai/frontman frontman.sh The AI agent that lives in your framework/browser | 689 | Claude Code, Codex, Cursor, OpenCode | 6 | 4,371 tok |
| DataScienceUIBK/Rankify rankify.readthedocs.io 🔥 Rankify: A Comprehensive Python Toolkit for Retrieval, Re-Ranking, and Retrieval-Augmen | 682 | Cursor | 1 | 1,099 tok |
| Zyrexnn/Cybermes Autonomous Offensive Security, Bug Bounty & Red Teaming Agent Framework powered by Hermes | 668 | Codex, Cursor, OpenCode | 2 | 2,021 tok |
| Affitor/affiliate-skills list.affitor.com 50 AI agent skills for affiliate marketing. Research trending content, write data-backed p | 649 | Claude Code, Cursor | 2 | 1,911 tok |
| WW-AI-Lab/openclaw-office A visual monitoring and Skills development platform for the OpenClaw Multi-Agent system. E | 641 | Claude Code, Codex, Cursor, OpenCode | 14 | 2,127 tok |