43,652 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 agents7,588Claude Code6,636Data and AI3,676Backend and APIs3,496Languages3,402Planning3,219Git and workflow3,187Code review2,745Testing2,374Memory and context2,364DevOps and cloud2,310Writing and docs2,309Research2,295Frontend2,261Security2,021Productivity1,715
All Claude Code31,998 Codex23,222 OpenCode22,170 GitHub Copilot3,550 Gemini CLI1,918 Cursor1,738 Windsurf137 Kiro80
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| b-fontaine/devoxx-2026 Support de talk pour devoxx 2026 | 5 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 3,036 tok |
| baobao2333/prd-agent-kit Codex PRD generation agent and skill workflow kit | 5 | Codex, OpenCode | 1 | 1,305 tok |
| 1017293270/ai-native-codex-standards Chinese description: AI-native full-stack engineering standard: provides Codex/AI coding a | 5 | Codex, OpenCode | 1 | 3,451 tok |
| ihorkatkov/pantheon AI-powered development workspace with 23 specialized agents for OpenCode. Greek mythology- | 5 | Codex, OpenCode | 1 | 558 tok |
| coyoteXujie/yxts-llm A Python rewrite of the Heroes of Jin Yong game, integrating NPCs with LLMs. Different act | 5 | Claude Code, Codex, OpenCode | 2 | 1,082 tok |
| pyro17ai/agent-thinking-principles Global AGENTS.md and reasoning principles for AI agents | 5 | Codex, OpenCode | 1 | 678 tok |
| oreum-ai/smartstack Make your AI coding assistant smarter, ship better code, and use fewer tokens. Works with | 5 | Codex, OpenCode | 1 | 1,418 tok |
| 0ryant/engineering-doctrine Reusable engineering doctrine with stable principles and replaceable tooling | 5 | Codex, OpenCode | 1 | 438 tok |
| jamesbmour/Invoice_Extractor extracts the info from invoices using LLMs | 5 | Codex, OpenCode | 1 | 181 tok |
| bmayorga/dot-context | 5 | Codex, OpenCode | 1 | 282 tok |
| AI-Ghost-Lab/ops-template | 5 | Claude Code, Codex, OpenCode | 2 | 553 tok |
| generic-automation-and-it/smooth-code-repo-index-mcp Monorepo code indexing and retrieval for AI coding agents, with first-class `AGENTS.md` su | 5 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 5 | 4,449 tok |
| igor-elbert/ctobot Your AI-powered CTO agent | 5 | Claude Code, Codex, OpenCode | 2 | 17,000 tok |
| Mtrya/paper-scout Agent-native paper scouting workflow | 5 | Codex, OpenCode | 1 | 2,138 tok |
| Midori-AI-OSS/agents_template This is a template repo for setting your agents up with the Midori AI Persona Workplace | 5 | Codex, OpenCode | 1 | 971 tok |
| iberant/iberant-ai-starter-kit Un starter kit para dejar cualquier proyecto —nuevo (greenfield) o existente (brownfield)— | 5 | Claude Code | 1 | 989 tok |
| DC77lalala/dcflow AI development workflow runtime CLI: use .flow to persist tasks, specifications, and valid | 5 | Claude Code, Codex, OpenCode | 2 | 188 tok |
| NachoBasilio/Athenea-Desktop ⚡ Athenea | Preact + Vite + Electron | Hot reload en desarrollo 🔥 | Build optimizado para | 5 | Codex, OpenCode | 1 | 693 tok |
| fayazara/tanstack-start-workers-template | 5 | Claude Code, Codex, OpenCode | 4 | 1,949 tok |
| Blave-TW/blaveclaw-config | 5 | Claude Code, Codex, OpenCode | 2 | 9,182 tok |
| AilvenLIU/agent-foundry A personal, cross-platform agent-engineering hub: reusable skills, constraints, runtime ch | 5 | Claude Code, Codex, OpenCode | 18 | 3,103 tok |
| wafertools/wafermap wafertools.github.io Interactive wafer map visualization and yield analysis for semiconductor test data. Render | 5 | Codex, OpenCode | 1 | 3,128 tok |
| lubluniky/ct-app | 5 | Codex, OpenCode | 4 | 516 tok |
| ProAlexUSC/agentlink-visualizer proalexusc.github.io A web-based visualization tool for exploring cross-references between AGENTS.md and CLAUDE | 5 | Claude Code | 1 | 561 tok |
| yueyifei0716/codex-async-wait-rules Long-running async wait rules for Codex that reduce unnecessary polling and model wakeups. | 5 | Codex, OpenCode | 1 | 322 tok |
| kltsv/ai-vendor-agnostic-setup | 5 | Claude Code, Codex, OpenCode | 2 | 611 tok |
| Azure-Samples/AzureML_industry_labs azure-samples.github.io A collection of industry-focused Azure Machine Learning samples | 5 | Codex, OpenCode | 1 | 2,921 tok |
| kriserdmann/SpecFirst SpecFirst é um framework documental em Markdown, distribuído como template, para governar | 5 | Claude Code, Codex, OpenCode | 2 | 2,272 tok |
| jsattler/agentic-productivity | 5 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 787 tok |
| eFAILution/AICaC A Structured Approach to AI-Efficient Project Documentation | 5 | Claude Code, Codex, OpenCode | 2 | 824 tok |
| boxabirds/spec-coach Claude skill to help people create better specs for their products. | 5 | Claude Code | 1 | — |
| meerita/monorepo-nextjs-golang-rust-python-ai-rules Example of Agents rules for a project made with React, Rust, Golang, Python. | 5 | Claude Code, Codex, OpenCode | 3 | 1,826 tok |
| mgriott/cdad-bootstrap Official bootstrap project for Context-Driven AI Development (CDAD) | 5 | Claude Code, Codex, Kiro, OpenCode | 10 | 1,462 tok |
| AkinoKaede/bark-edgeone A Bark server implementation for EdgeOne Pages. | 5 | Claude Code, Codex, OpenCode | 2 | 1,551 tok |
| loglayer/loglayer-go go.loglayer.dev A modern logging library for Go that routes logs to various logging libraries, cloud provi | 5 | Claude Code, Codex, OpenCode | 4 | 5,730 tok |
| williamhallatt/cogworks A clockwork engine for AI agents: encode knowledge from sources, automate the creation of | 5 | Codex, OpenCode | 1 | 387 tok |
| umuterturk/kotlin-renamer kotlin renamer for AI agents | 5 | Claude Code, Codex, OpenCode | 2 | 1,845 tok |
| uthumany/uthy-legacy-os uthumany.github.io 35 PM skills for AI coding agents | 5 | Codex, OpenCode | 1 | 302 tok |
| dungnotnull/Diplomacy-Negotiation-Advisor-agent-skill 🤝 Scientific dealmaking & diplomatic advisor for high-stakes business, salary, and multi- | 5 | Claude Code | 1 | 497 tok |
| dungnotnull/game-audio-feedback-accessibility-agent-skill 🔊 Multi-agent AI framework for blind & low-vision game accessibility. Evaluates sonificat | 5 | Claude Code | 1 | 1,270 tok |
| hubo0520/solo-compay-os One-person company — learning edition | 5 | Claude Code, Codex, OpenCode | 8 | 762 tok |
| nyosegawa/agentic-bench Agentic benchmark runner for GPU cloud providers (beam.cloud, Colab, Modal, etc.) | 5 | Claude Code, Codex, OpenCode | 6 | 306 tok |
| yendangn/flutter-app-builder | 5 | Claude Code | 1 | 1,693 tok |
| TTAWDTT/elegant-researcher-skill A markdown-based skill bundle for end-to-end AI/ML research orchestration. | 5 | Claude Code, Codex, OpenCode | 2 | 1,916 tok |
| heiko-braun/draft heiko-braun.github.io A lightweight framework for spec-driven development with Claude Code and other AI coding a | 5 | Claude Code, Cursor | 8 | — |
| drvoss/harness-100-copilot 100 production-grade multi-agent harnesses for GitHub Copilot CLI | 5 | GitHub Copilot | 1 | 541 tok |
| XiaomingX/tauri2-skill CLAUDE.md and Skill configuration files for Tauri 2 desktop application development | 5 | Claude Code | 1 | 4,102 tok |
| dungnotnull/shan-snow-tea-production-agent-skill 🍃⛰️ Shan Tuyết Ancient-Tree Tea Processing Optimization Engine | Production-grade Claude | 5 | Claude Code | 1 | 1,274 tok |
| jeffery9/ai-software-factory | 5 | Codex, OpenCode | 1 | 299 tok |
| Jeiseu/digital-twin-career-agent digital-twin-career-agent.vercel.app AI Powered Digital Twin Career Agent - Next.js, Vercel AI SDK, Neon Postgres | 5 | Claude Code, Codex, OpenCode | 2 | 988 tok |