3,513 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 agents7,410Claude Code6,578Data and AI3,695Backend and APIs3,487Languages3,404Planning3,188Git and workflow3,106Code review2,712Memory and context2,351Testing2,325Research2,289DevOps and cloud2,283Writing and docs2,279Frontend2,245Security1,983Productivity1,702
All Claude Code32,024 Codex23,149 OpenCode21,923 GitHub Copilot3,513 Gemini CLI1,905 Cursor1,728 Windsurf83 Kiro58
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| marckrenn/rtfmbro-mcp rtfmbro provides always-up-to-date, version-specific package documentation as context for | 92 | Claude Code, GitHub Copilot | 2 | 792 tok |
| protoman/rockbot rockbot.upperland.net An open-source, SDL based, game engine to replicate old style NES games, mostly Megaman on | 92 | GitHub Copilot, Gemini CLI | 2 | 750 tok |
| elbruno/graphify-dotnet A .NET 10 port of graphify - AI knowledge graph builder for codebases using GitHub Copilot | 91 | Claude Code, Codex, GitHub Copilot | 3 | 2,171 tok |
| sbroenne/mcp-windows windowsmcpserver.dev Let AI agents control Windows applications. Click buttons, type text, toggle settings — al | 91 | GitHub Copilot | 1 | 1,131 tok |
| selfagency/opilot opilot.self.agency 🦙 Opilot: Ollama for GitHub Copilot VS Code Extension – Run Ollama models locally and in | 90 | Codex, GitHub Copilot, OpenCode | 3 | 5,289 tok |
| konstruktoid/hardened-images Packer templates to create hardened Ubuntu server images. | 90 | Claude Code, GitHub Copilot | 5 | 6,007 tok |
| obviousworks/vibe-coding-ai-rules The Ultimate Agentic Vibe Coding Guide for AI IDEs like Windsurf, Claude Code, Cursor, Cod | 90 | Codex, GitHub Copilot, OpenCode | 7 | 3,890 tok |
| mturac/everything-openai-codex EOC: open-source operating system for OpenAI Codex workflows with agents, skills, hooks, r | 89 | Codex, GitHub Copilot, OpenCode | 2 | 3,115 tok |
| Weaverse/weaverse weaverse.io Open-source SDKs / toolkit for seamless integration and development of Shopify Hydrogen th | 89 | Claude Code, Codex, GitHub Copilot, OpenCode | 5 | 4,167 tok |
| microsoft/agentic-agile-template Agentic-Agile Development bridges Agile process values with the capabilities of AI coding | 89 | Codex, GitHub Copilot, OpenCode | 2 | 2,516 tok |
| zhiweio/resume-as-code Stop copy-pasting resumes. Maintain a single YAML timeline of your career, and let AI agen | 89 | Codex, GitHub Copilot, OpenCode | 2 | 1,218 tok |
| LivelyKernel/lively4-core lively-kernel.org A Self-supporting, Web-based Development Environment | 88 | Claude Code, GitHub Copilot | 2 | 5,250 tok |
| fancy1108/Clutch fancy1108.github.io Local AI multi-agent orchestration desktop app (Tauri · LangGraph) | 88 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode | 4 | 5,126 tok |
| alfredoperez/speckit-companion speckit-companion.dev VS Code extension for spec-driven development — manage specs, workflows, and steering docs | 88 | Claude Code, Codex, GitHub Copilot, OpenCode | 51 | 1,531 tok |
| microsoft/Microsoft-AI-Decision-Framework Evidence-based decision framework for selecting the right Microsoft AI technology (M365 Co | 88 | Claude Code, GitHub Copilot | 3 | 5,188 tok |
| alibaba/opc-starter | 87 | Codex, GitHub Copilot, OpenCode | 2 | 3,381 tok |
| romshark/datapages romshark.github.io A Datastar Go web frontend framework | 87 | Claude Code, Codex, GitHub Copilot, OpenCode | 5 | 4,875 tok |
| eight-acres-lab/openmelon pointeight.ai A content-creation agent runtime for reproducible multimodal production — projects, workfl | 87 | Claude Code, GitHub Copilot | 11 | 2,652 tok |
| microsoft/Agents-for-js This repository is for active development of the Microsoft 365 Agent SDK components for Ja | 87 | Claude Code, GitHub Copilot | 2 | 4,027 tok |
| PlagueHO/github-copilot-assets-library danielscottraynsford.com A list of GitHub Copilot assets, such as prompt files, chat modes, MCP servers and methods | 84 | GitHub Copilot | 1 | 840 tok |
| jmrplens/TFG-TFM_EPS jmrp.io Plantilla LaTeX para la elaboración de TFG y TFM en la Escuela Politécnica Superior de la | 84 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 11,314 tok |
| nikhilvallishayee/universal-pattern-space patternspace.ai Pattern Space: Where Minds Dance Together | 84 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 5,156 tok |
| sportsdataverse/sportsdataverse-js js.sportsdataverse.org Retrieves sports data from a popular sports website as well as from the NCAA website, with | 84 | Claude Code, GitHub Copilot | 2 | 7,690 tok |
| khengyun/notebooklm-mcp pypi.org Professional Automation for Google NotebookLM | 84 | GitHub Copilot | 1 | 9,324 tok |
| bcgov/bc-wallet-mobile BC Wallet to hold Verifiable Credentials | 84 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 3,135 tok |
| oculus-samples/voicesdk-samples-whisperer Oculus Voice SDK showcase demonstrating the use of Voice SDK in Unity. This project contai | 82 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 6 | 1,047 tok |
| Peargent/peargent peargent.online Lightweight Python framework for creating intelligent AI agents with ease. | 82 | GitHub Copilot | 1 | 617 tok |
| theinterfold/interfold docs.theinterfold.com An open-source protocol and distributed network for confidential coordination. | 82 | Claude Code, Codex, GitHub Copilot, OpenCode, Windsurf | 14 | 815 tok |
| claude-world/director-mode-lite claude-world.com Use Claude Code like a Director, not a Programmer. MIT toolkit with Auto-Loop, guided setu | 81 | GitHub Copilot | 1 | 30 tok |
| MRCalderon3D/everything-game-dev-code A universal scaffold for AI-assisted game development. 42 agents, 51 commands, 86 skills. | 81 | Claude Code, Codex, GitHub Copilot, OpenCode | 7 | 2,933 tok |
| jasonhulbert/jetbrains-trash-panda-theme A theme for raccoons and other creatures of the night | 80 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 1,704 tok |
| idoforgod/AgenticWorkflow | 80 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 23 | 24,184 tok |
| putervision/state-memory-mcp statememorymcp.com Persistent, branch-aware workflow state memory MCP server for AI coding assistants. Tracks | 79 | Claude Code, Codex, GitHub Copilot | 5 | 3,642 tok |
| swt-labs/vibe-better-with-claude-code-vbw Vibe Better With Claude Code - You're not an engineer anymore. You're a prompt jockey with | 79 | Claude Code, Codex, GitHub Copilot, OpenCode | 14 | 6,082 tok |
| simonkurtz-MSFT/drawio-mcp-server A Model Context Protocol (MCP) server for programmatic diagram generation using Draw.io (D | 79 | GitHub Copilot | 1 | 1,921 tok |
| TheArchitectit/agent-guardrails-template Template repository with AI agent guardrails, safety protocols, and sprint task framework. | 79 | Claude Code, GitHub Copilot | 2 | 1,564 tok |
| claude-world/claude-skill-antivirus Security scanner for Claude Code Skills — 9 engines detect malicious patterns, data exfilt | 79 | GitHub Copilot | 1 | 31 tok |
| mituan-ai/PaperBanana-CN Scientific figure workbench with independent VLM/image connections, Chinese UI, and unifie | 79 | Claude Code, GitHub Copilot | 4 | 445 tok |
| major7apps/pensyve pensyve.com Universal memory runtime for AI agents | 79 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 5,627 tok |
| deep-copilot/DeepCopilot marketplace.visualstudio.com Copilot-style AI coding agent for VS Code, powered by DeepSeek V4. | 78 | GitHub Copilot | 1 | 640 tok |
| workstream-labs/workstreams IDE for parallel AI coding agents | 77 | GitHub Copilot | 15 | 9,773 tok |
| vaultys/VaultysClaw docs.vaultys.ai Zero-trust orchestration for millions of AI agents | 77 | Claude Code, GitHub Copilot | 6 | 6,993 tok |
| ypollak2/llm-router Universal LLM router for AI coding tools. Works with Claude Code, Cursor, Codex, Gemini CL | 77 | Claude Code, GitHub Copilot | 2 | 850 tok |
| tswistak/Battery-Monitor Battery Monitor for Android | 77 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 219 tok |
| vanillagreencom/kendex kendex.ai Package manager for agents, skills, hooks, and extensions. Author once, install on every h | 76 | Claude Code, Codex, GitHub Copilot, OpenCode | 52 | 4,216 tok |
| utensils/claudette utensils.io Claude's missing better half — a companion tool for Claude Code usage. | 75 | Claude Code, Codex, GitHub Copilot, OpenCode | 13 | 9,986 tok |
| vitaecontext/vitaecontext vitaecontext.github.io Give your AI agents grounded, reusable career context. | 75 | Codex, GitHub Copilot, Gemini CLI, OpenCode | 3 | 1,368 tok |
| holger1411/astrodeck astrodeck.dev | 74 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode | 27 | 10,121 tok |
| idoforgod/Sermon-Assistant-AgenticWorkflow Sermon assistant AI agent workflow — based on AgenticWorkflow DNA | 74 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 56 | 28,475 tok |
| oculus-samples/Unity-AppSpaceWarp Application SpaceWarp showcase demonstrating how developers can generate only every other | 74 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 1,063 tok |