43,730 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 agents7,670Claude Code6,650Data and AI3,673Backend and APIs3,507Languages3,392Planning3,227Git and workflow3,211Code review2,744Testing2,385Memory and context2,367Writing and docs2,330DevOps and cloud2,314Research2,288Frontend2,261Security2,032Productivity1,722
All Claude Code31,994 Codex23,359 OpenCode22,302 GitHub Copilot3,560 Gemini CLI1,917 Cursor1,740 Windsurf142 Kiro82
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| Suleman28/promptyard | 2 | Codex, OpenCode | 1 | 869 tok |
| PluxelJS/pluxel-template | 2 | Codex, OpenCode | 1 | 289 tok |
| yyakubov-akam/akamai-functions-generator Generate Akamai Functions following prompt | 2 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 2,025 tok |
| pierceboggan/prompt-lsp A Language Server Protocol implementation for analyzing, validating, and improving AI prom | 2 | Claude Code, Codex, OpenCode | 4 | 1,080 tok |
| ViryaZheng/xmum-application-skills Codex skills for XMUM graduate application planning | 2 | Codex, OpenCode | 1 | 641 tok |
| YHQ0601/unity-claude-agents | 2 | Claude Code, Codex, OpenCode | 20 | 2,297 tok |
| nithitsuki/amrita-contacts-formatter | 2 | Codex, OpenCode | 1 | 955 tok |
| olamaelcu/livtet-mobile olamaelcu.net Android and iOS reference client applications and libraries for the Livtet platform | 2 | Codex, OpenCode | 2 | 914 tok |
| careerchain-ys/stdd STDD (Spec and Test Driven Development) methodology, skills, and templates for Claude Code | 2 | Claude Code, Codex, OpenCode | 3 | 2,708 tok |
| sgaabdu4/abid-agents Shared agent instructions, skills, hooks, and MCP defaults. | 2 | Codex, OpenCode | 1 | 997 tok |
| 8Dionysus/aoa-memo Memory and recall layer for AoA: explicit memory objects, provenance threads, temporal rel | 2 | Codex, OpenCode | 1 | 1,169 tok |
| 0xchamin/brain-kit 0xchamin.github.io | 2 | Claude Code, Codex, OpenCode | 2 | 9,708 tok |
| kidpixo/leansdd kidpixo.github.io Lean SDD - A context-bounded, decision-spec driven development workflow for LLM-assisted s | 2 | Codex, OpenCode | 1 | 2,312 tok |
| mmchonggames/mmchong-init-skill Skill for coordinating agent development in the project. | 2 | Claude Code, Codex, OpenCode | 3 | 977 tok |
| milynox/rough2recall | 2 | Claude Code, Codex, OpenCode | 5 | 102 tok |
| Prism-Shadow/swe-bench-essential prism-shadow.github.io | 2 | Claude Code, Codex, OpenCode | 2 | 1,969 tok |
| moshehbenavraham/spec-system-apex Specification-driven workflow system for AI-assisted development (Platform Agnostic) | 2 | Codex, OpenCode | 1 | 1,075 tok |
| s-frick/zettel-graph | 2 | Claude Code | 1 | 60 tok |
| GlamgarOnDiscord/claude-saas-blueprint Plug-and-play AI workflow that turns Claude Code, Cursor, Copilot or any AI agent into a s | 2 | Claude Code, Codex, OpenCode | 8 | 2,555 tok |
| f-u-c-k-o-f-f/blueprint-x blueprint-x-swart.vercel.app | 2 | Codex, OpenCode | 1 | 610 tok |
| tu11aa/squadrant Multi-project agent orchestration for Claude Code. One command session controls everything | 2 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 62,783 tok |
| InteliGHQ/intelig-agent-playbook How to build software efficiently with AI coding agents — a spec-first, standards-enforced | 2 | Claude Code, Codex, OpenCode | 11 | 1,232 tok |
| MidnightMarathon/securetools securegenerators.com A collection of free tools for public use | 2 | Codex, GitHub Copilot, Cursor, OpenCode | 3 | 3,225 tok |
| jasonmeans/pm-skills Place to learn about and experiment with Codex skills and agents. | 2 | Claude Code, Codex, OpenCode | 2 | 3,121 tok |
| Raccoon-Office/aisyncer sync skills,rules,workflow,memory to claude windsurf cursor | 2 | Claude Code, Codex, OpenCode | 2 | 2,028 tok |
| wpuing/cbp-application Cross-border payment system (CrossPay) — a decoupled front-end and back-end cross-border p | 2 | Codex, OpenCode | 1 | 3,632 tok |
| maiscafe/video_motion Automatização de vídeos para criativos | 2 | Claude Code, Codex, OpenCode | 21 | 1,296 tok |
| hannsxpeter/authenticity-check Pure-prompt skill that scores how authentically text reads as a real human author's work a | 2 | Codex, GitHub Copilot, Gemini CLI, OpenCode | 3 | 2,153 tok |
| LukasZhao/memory-inheritance Generate persistent project memory files for AI coding agents like Codex, Claude Code, Cur | 2 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 804 tok |
| rafaelcg/agentoscope Visualize your repo's agent instructions (AGENTS.md, CLAUDE.md, Cursor rules, Copilot inst | 2 | Codex, OpenCode | 1 | 664 tok |
| Smithaker10/webdev101 | 2 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 6 | 2,437 tok |
| qte77/agentic-market-research-to-gtm Stop Guessing. Start Dominating. - Automated market intelligence for AI startups that refu | 2 | Claude Code, Codex, OpenCode | 11 | 1,956 tok |
| wintersdragon-c/LLM-Wiki-AIResearch An LLM-maintained AI research wiki for Obsidian, inspired by Andrej Karpathy' s llm-wiki p | 2 | Claude Code, Codex, OpenCode | 2 | 3,035 tok |
| PabloCoello/dotmesh Setup modular y extensible para trabajar con Python, R y Quarto en Neovim, con integración | 2 | Claude Code, Codex, OpenCode | 3 | 7,930 tok |
| gonzi-stack/deepseek-skills | 2 | Claude Code, Codex, OpenCode | 9 | 3,233 tok |
| hilt21/Adaptive-Harness A local-first, client-agnostic progressive agent harness providing verified workspace iden | 2 | Codex, OpenCode | 1 | 1,429 tok |
| nangongwentian-fe/Awesome-GlobalRule Sharing the Global Rule I am currently using | 2 | Codex, OpenCode | 1 | 3,006 tok |
| kintecus/build Claude Code as a product manager's operating system. The open framework my own PM workspac | 2 | Claude Code, Codex, OpenCode | 9 | 1,195 tok |
| practical-stack/ai-lab | 2 | Claude Code, Codex, OpenCode | 14 | 1,318 tok |
| Purchasely/Purchasely-AI-Plugin AI coding assistant plugin for Purchasely SDK integration — works with Claude Code, Cursor | 2 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 4,667 tok |
| dieuwedeboer/dotfiles Shared configuration and utilities for my Arch Linux home directories | 2 | Claude Code, Codex, OpenCode | 2 | 361 tok |
| tjmustard/Hypergraph-Coding-Agent-Framework A rigorous, Spec-First framework for autonomous software engineering. Solves the Specifica | 2 | Claude Code, Codex | 58 | — |
| TMHSDigital/CFX-Developer-Tools tmhsdigital.github.io AI-powered Cursor IDE plugin for FiveM and RedM resource development. 9 skills, 6 rules, 6 | 2 | Claude Code, Codex, Cursor, OpenCode | 3 | 6,431 tok |
| musbabaff/retell-clone-ref | 2 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 5 | 2,437 tok |
| joshka/practice | 2 | Codex, OpenCode | 1 | 1,326 tok |
| YangFan-Code-Star/context-dev A self-improving agent-context framework for DeepSeek Harness | 2 | Codex, OpenCode | 1 | 2,651 tok |
| yantonglu/Agentic-Personal-Knowledge-Base An AI-agent-driven, self-maintaining Obsidian knowledge base. | 2 | Claude Code, Gemini CLI | 2 | 6 tok |
| flomeile/leo-starter Starter Pack for Leo Second Brain Repo | 2 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 6 | 16,103 tok |
| WYZDevin/ChronoGeoLab Official documentation site for ChronoGeoLab — an open toolkit for time-geographic visuali | 2 | Claude Code, Codex, OpenCode | 2 | 818 tok |
| RodrigoTomeES/beyond-the-prompt-template beyond-the-prompt.rodrigotome.es Template para el taller de IA con OpenCode + GitHub Copilot | 2 | Codex, OpenCode | 1 | 258 tok |