23,196 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 agents7,571Claude Code6,627Data and AI3,684Backend and APIs3,492Languages3,401Planning3,221Git and workflow3,179Code review2,740Testing2,368Memory and context2,365Writing and docs2,309DevOps and cloud2,308Research2,298Frontend2,256Security2,015Productivity1,715
All Claude Code31,984 Codex23,196 OpenCode22,145 GitHub Copilot3,551 Gemini CLI1,917 Cursor1,736 Windsurf133 Kiro79
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| houstongolden/bigbounce Geometric Dark Energy from Spin-Torsion Cosmology: A Comprehensive Framework with Observat | 5 | Claude Code, Codex, OpenCode | 13 | 9,498 tok |
| movtigroup/movtigroup movtigroup.github.io Main website template for MOVTIGROUP | 5 | Claude Code, Codex, OpenCode | 2 | 862 tok |
| frontendmentorio/product-preview-card-component frontendmentor.io This HTML & CSS-only challenge will be perfect for anyone starting to build responsive pro | 5 | Claude Code, Codex, OpenCode | 2 | 2,217 tok |
| Criss36/damaihelper An automated ticket-buying script | 5 | Codex, OpenCode | 1 | 1,840 tok |
| openstates/jurisdictions Jurisdiction metadata for multiple levels of government | 5 | Codex, OpenCode | 1 | 1,595 tok |
| vityasyyy/template-skripsi-dike-ugm Template LaTeX untuk Proposal dan Skripsi DIKE UGM. Dilengkapi struktur sesuai pedoman UGM | 5 | Codex, OpenCode | 1 | 1,892 tok |
| git-malu/personal-assistant | 5 | Claude Code, Codex, OpenCode | 39 | 2,415 tok |
| smfworks/smf-forgewright | 5 | Codex, OpenCode | 1 | 509 tok |
| nitinbhide/tcaitoolkit Thinking Craftsman Agentic AI Coding Toolkit | 5 | Codex, OpenCode | 1 | 216 tok |
| groupdocs-comparison/GroupDocs.Comparison-for-Python-via-.NET products.groupdocs.com GroupDocs.Comparison for Python via .NET public code examples that reflect documentation s | 5 | Codex, GitHub Copilot, OpenCode | 2 | 5,458 tok |
| JAICHANGPARK/workshop-harness jaichangpark.github.io AI agent harness, 15 specialized skills, Google Colab & Open Codelabs integrations, presen | 5 | Claude Code, Codex, Cursor, OpenCode | 3 | 5,127 tok |
| dgalarza/dotfiles | 5 | Claude Code, Codex | 43 | — |
| opnsrcntrbtr/TrustVault-PWA trust-vault-pwa.vercel.app TrustVault is a privacy-first zero-knowledge Progressive Web App (PWA) credential manager | 5 | Claude Code, Codex, GitHub Copilot, OpenCode | 5 | 4,178 tok |
| shigel/autoforge | 5 | Claude Code, Codex, OpenCode | 2 | 1,247 tok |
| mizchi/moonbit-template MoonBit project template with CI, justfile, and Claude Code support | 5 | Claude Code, Codex, OpenCode | 2 | 472 tok |
| bobwares/codex-agentic-ai-pipeline A structured framework for AI-driven code generation that orchestrates multi-turn developm | 5 | Codex, OpenCode | 1 | 499 tok |
| phucle297/my-claude-config | 5 | Claude Code, Codex, OpenCode | 2 | 2,602 tok |
| doidor/agentrig An agentic meta-harness — a harness of harnesses. | 5 | Claude Code, Codex, GitHub Copilot, OpenCode | 17 | 7,588 tok |
| bsene/skills | 5 | Claude Code, Codex, OpenCode | 19 | 576 tok |
| Seeed-Solution/csg-design-system seeed-solution.github.io The design system for all CSG products. | 5 | Codex, Cursor, OpenCode | 2 | 2,684 tok |
| janmarkuslanger/learn-with-ai A personal daily learning system powered by AI agents. | 5 | Claude Code, Codex, OpenCode | 4 | 6,199 tok |
| AlexanderJ-Carter/MyCook cook.alexander.xin MyCook is a static website combining and organizing two excellent recipe projects: CookLik | 5 | Codex, Cursor, OpenCode | 3 | 1,362 tok |
| raphaelschwinger/torchrl-hydra-template Flexible and scalable template based on torch/rl + Hydra. Fostering rapid and reproducible | 5 | Claude Code, Codex, OpenCode | 2 | 12,500 tok |
| Heyu2002/Code-Project-Guidance-Map | 5 | Codex | 1 | — |
| uptrace/mcp | 5 | Claude Code, Codex, OpenCode | 3 | 3,890 tok |
| jonathanung/strike strike.jonathanung.ca agentic TUI for coding agent workflows | 5 | Claude Code, Codex, OpenCode | 13 | 2,508 tok |
| rem42/scraper PHP library to Scrape website into entity easily | 5 | Codex, OpenCode | 1 | 1,364 tok |
| CheshireMew/Lumina | 5 | Codex, OpenCode | 1 | 545 tok |
| atra-consulting/coding-with-ai-lab atra.consulting Produktionsnahe Full-Stack-CRM-Demo aus dem atra AI Coding Lab — zeigt KI-gestützte Softwa | 5 | Claude Code, Codex, OpenCode | 32 | 3,391 tok |
| JKorf/WhiteBit.Net cryptoexchange.jkorf.dev C#/.NET client library for the WhiteBit.com cryptocurrency exchange REST and WebSocket API | 5 | Codex, GitHub Copilot, OpenCode | 2 | 2,759 tok |
| telagod/pi-moke | 5 | Codex, OpenCode | 1 | 3,832 tok |
| boazbk/codex_assistant Template for using codex as an assistant | 5 | Codex, OpenCode | 1 | 547 tok |
| VectorJet/Mali-G77-MC9 Reverse-engineering notes and tools for ARM Mali-G77 MC9 GPU driver behavior. | 5 | Claude Code, Codex, OpenCode | 5 | 496 tok |
| senseqi-cooke/AIDW | 5 | Codex, OpenCode | 1 | 198 tok |
| axakon/TRACE | 5 | Claude Code, Codex, OpenCode | 3 | 1,009 tok |
| evefrontier/dapp-index EVE Frontier Dapp Index product: a Sui registry, Walrus-backed metadata flow, and web app | 5 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 1,146 tok |
| 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 |