23,222 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 |
|---|---|---|---|---|
| alieismy/codex-three-layer-delivery An unofficial, deliverable-driven rules-and-skills framework for Codex-first software R&D. | 2 | Claude Code, Codex, OpenCode | 2 | 1,165 tok |
| philtzjp/startingpoint A common template repository for starting new Philtz repositories. | 2 | Claude Code, Codex, OpenCode | 2 | 541 tok |
| moose-lab/awesome-workplaces-skills All valuable skills to vibe coder | 2 | Claude Code, Codex, OpenCode | 3 | 316 tok |
| bketelsen/agentic-template Template for agent-maintained projects: canonical AGENTS.md instruction surface, four-ques | 2 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 918 tok |
| Tirefly/agent-harness-template User-level Agent Harness template (publicly sanitized version): specification layer + cogn | 2 | Codex, OpenCode | 1 | 2,871 tok |
| cuongdev/indie-app-shipping Solo/indie playbook for shipping small iOS/macOS & Android apps — an AI agent skill pack f | 2 | Codex, OpenCode | 1 | 1,103 tok |
| gorillabiscuit/AI-assisted-project-starter Starter setup for my claude code projects | 2 | Claude Code, Codex, OpenCode | 5 | 5,404 tok |
| Kibnet/Agents.md A shared, local-first instruction library for AI agents. Reuse the same rules, playbooks, | 2 | Codex, OpenCode | 1 | 1,059 tok |
| Dhananjay625/dev-workflow Plan-first workflow for AI coding agents: cross-session memory via a project changelog, se | 2 | Codex, OpenCode | 1 | 2,408 tok |
| brn-mwai/scribe | 2 | Codex, OpenCode | 1 | 1,497 tok |
| paruff/uFawkesAI ufawkes.dev An AI agent starter template that implements the DORA AI Capabilities Model — built for Gi | 2 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode | 6 | 2,401 tok |
| Gerg/ai_agent_skills Gerg's Signature® Instructions for AI Coding Agents | 2 | Codex, OpenCode | 1 | 310 tok |
| WagnerJust/buckle buckle — install a Hub-and-Spoke agent documentation skill (AGENTS.md + spokes) into Claud | 2 | Claude Code, Codex, OpenCode | 2 | 132 tok |
| skyfiredao/aia_kaiwu A workflow-oriented agent system that runs the same set of engineering roles across modern | 2 | Claude Code, Codex, OpenCode | 2 | 2,172 tok |
| mcw-wellness/ai-dev-blueprint Personal AI-assisted development blueprint — principles, playbooks, skills, templates. Tri | 2 | Codex, OpenCode | 1 | 780 tok |
| iptoux/repo-hc npmjs.com repo-hc is a developer npm package for automated GitHub housekeeping. It provides AI-agent | 2 | Claude Code, Codex, OpenCode | 2 | 3,388 tok |
| gabrielkuettel/algorand-vibe-code-guide | 2 | Claude Code, Codex, OpenCode | 2 | 5,122 tok |
| Code-Munkiz/ham ham-nine-mu.vercel.app The first code monkey launched into space. | 2 | Claude Code, Codex, Cursor, OpenCode | 32 | 8,783 tok |
| runtz-dev/runtz-skills | 2 | Claude Code, Codex, OpenCode | 2 | 336 tok |
| fayazara/oh-hi-mark oh-hi-mark.fayaz.workers.dev A little scratchpad application | 2 | Codex, OpenCode | 1 | 1,936 tok |
| hamzaali81/nestjs-agent-workflow-kit npmjs.com Shared agent standards and skills CLI for Nestjs projects | 2 | Claude Code, Codex, OpenCode | 6 | 668 tok |
| simonstone-dev/simonstone-codex-guidelines Codex-ready coding-agent guidelines adapted from Karpathy-inspired Claude guidelines. | 2 | Codex, OpenCode | 1 | 634 tok |
| thongton11314/agent-coding-template thongton11314.github.io AI development framework template — LLM wiki + code workflows | 2 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 9,207 tok |
| gleanwork/configure-agents A collection of Claude plugins to help manage repositories in gleanwork | 2 | Claude Code, Codex, OpenCode | 2 | 331 tok |
| malmichaels-gif/agent-instructions-kit Keep your AGENTS.md and CLAUDE.md files consistent, safe, and lint-checked | 2 | Claude Code, Codex, OpenCode | 2 | 1,056 tok |
| windwu333/deepseek-tui-config DeepSeek TUI configuration files — SuperAI DevTeam v2.0 optimized | 2 | Codex, OpenCode | 1 | 1,891 tok |
| jn12-29/personal-agent-kit Branch-based profiles for personal AI coding agent instructions, skills, and configuration | 2 | Codex, OpenCode | 1 | 524 tok |
| hiromaily/docs-ssot SSOT for Markdown documentation compiler and SSOT checker. | 2 | Claude Code, Codex, GitHub Copilot, OpenCode | 12 | 36,662 tok |
| dradoaica/cogov-a-sdlc Co-Governed Agentic SDLC (Software Development Life Cycle) | 2 | Codex, GitHub Copilot, Gemini CLI, OpenCode | 3 | 129 tok |
| psecor/agent-wiki | 2 | Codex, OpenCode | 1 | 4,087 tok |
| Ethonik/agentguard | 2 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 2,680 tok |
| julianjear/karpathy-claude-file Karpathy-inspired CLAUDE.md / AGENTS.md for AI coding agents — with one critical addition: | 2 | Claude Code, Codex, OpenCode | 2 | 2,466 tok |
| uxname/LiteStack AI-agent-ready full-stack boilerplate: LiteEnd (NestJS/GraphQL) + LiteFront (React/Vite) a | 2 | Claude Code, Codex, OpenCode | 2 | 1,873 tok |
| gosuda/gosuda-template-go An official AI-native Golang bump-up template for gosuda repositories. | 2 | Claude Code, Codex, OpenCode | 2 | 1,669 tok |
| dwivedi-ai/ultimate-work | 2 | Claude Code, Codex, OpenCode | 5 | 1,808 tok |
| jaqubowsky/prmpt One command to set up any project for AI-first development with Claude Code | 2 | Claude Code, Codex, OpenCode | 4 | 655 tok |
| MadMorris/o16g-agentic-sdk Governance and orchestration framework for autonomous development driven by Artificial Int | 2 | Codex, OpenCode | 1 | 556 tok |
| plasma-ai/dev Plasma development environments. | 2 | Claude Code, Codex, OpenCode | 2 | 5,608 tok |
| romanroff/template-repo Universal project template repository with ready-to-use agent instructions, board/mileston | 2 | Claude Code, Codex, OpenCode | 2 | 1,317 tok |
| norlanp/dotfiles | 2 | Claude Code, Codex | 59 | — |
| LokarBOA/kimiscope A window into Kimi, built by Kimi — standalone desktop UI for Kimi Code | 2 | Codex, OpenCode | 1 | 5,278 tok |
| Code-4-Community/branch Branch GitHub Admin | 2 | Codex, OpenCode | 1 | 1,485 tok |
| shaynlink/agent-OS | 2 | Codex, OpenCode | 1 | 1,005 tok |
| Hypercart-Dev-Tools/Love-2-Hug-Recipes | 2 | Codex, OpenCode | 1 | 12,828 tok |
| cloudroad-io/skillcraft ESLint + Jest for agent-config files: lint, sync and scaffold SKILL.md / CLAUDE.md / AGENT | 2 | Claude Code, Codex, OpenCode | 2 | 1,878 tok |
| cobusgreyling/grok-build-showcase A living, executable showcase and practical toolkit for Grok Build (xAI). Includes reusabl | 2 | Codex, OpenCode | 1 | 1,714 tok |
| luabagg/agent-skills Collection of skills, tools and workflows | 2 | Claude Code, Codex, OpenCode | 2 | 323 tok |
| wonjun3991/study | 2 | Codex, OpenCode | 1 | 2,474 tok |
| bhatganeshdarshan/AgLink One canonical agent workspace, projected into every coding agent | 2 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 663 tok |
| Indium-AI-Labs/indium-agentkit indium-agentkit is a distribution scaffold for sharing AI coding-agent skills, subagents, | 2 | Codex, GitHub Copilot, OpenCode | 2 | 13,170 tok |