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 |
|---|---|---|---|---|
| aemsites/author-kit Powerfully simple authoring for Edge Delivery | 12 | Claude Code, Codex, OpenCode | 5 | 1,788 tok |
| Code-with-Beto/ship cwb.sh Production-ready React Native template with in-app purchases, AI image generation, and App | 12 | Codex, OpenCode | 1 | 563 tok |
| shinjiyu/holdem Embeddable NLHE engine for Cursor / DeepSeek Harness / Codex / CLI — portable ADL + multi- | 12 | Codex, OpenCode | 1 | 431 tok |
| haruhisa-enomoto/math-research-harness An agent-ready repository template for mathematical research: scope, literature, evidence, | 12 | Claude Code, Codex, OpenCode | 2 | 3,029 tok |
| adriancmurray/swarm | 12 | Codex, OpenCode | 1 | 631 tok |
| chryzxc/vscode-opencode marketplace.visualstudio.com OpenCode VS Code extension with AI chat, interactive implementation plans and questions, c | 12 | Codex, OpenCode | 1 | 599 tok |
| guyumengyue/zotero-obsidian-codex-workflow Windows-first Zotero Obsidian Codex literature workflow with one-step bootstrap skill | 12 | Claude Code, Codex, OpenCode | 3 | 484 tok |
| stancsz/fnd-reverb-vst3 stancsz.github.io Open-source, modular reverb engine offering high-fidelity algorithms inspired by Valhalla | 12 | Codex, OpenCode | 1 | 77 tok |
| AISEE-LAB/aisee-plugin aisee.wiki AI software engineering toolkit for OpenSpec and Compound Engineering workflows. | 12 | Codex, OpenCode | 1 | 471 tok |
| esaruoho/apple Apple Automation Architecture & Workflows — studying macOS automation libraries and contin | 12 | Claude Code, Codex, OpenCode | 4 | 3,491 tok |
| byronjohnson/litelight litelightbox.com A lightweight JavaScript lightbox | 12 | Codex, OpenCode | 1 | 1,188 tok |
| SebastienDuruz/Window-Switcher A simple application to switch between windows with clickable thumbnails | 12 | Codex, OpenCode | 1 | 1,010 tok |
| sgskills/sgxueai “AI E-Commerce Fundamentals: From Beginner to Mastery” public-interest course website · Pr | 12 | Codex, OpenCode | 1 | 1,376 tok |
| duongtruongdp/ND-ImgConverter duongtruongdp.net A fast, native media conversion toolkit for photographers, filmmakers and creators. | 12 | Codex, OpenCode | 1 | 633 tok |
| geekdada/sui3 Yet another personal start page.｜Yet another personal start page. | 12 | Claude Code, Codex, OpenCode | 3 | 1,465 tok |
| code-yeongyu/codex-rules Codex plugin that injects project rule files into model context through lifecycle hooks. | 12 | Claude Code, Codex, OpenCode | 1 | 377 tok |
| kstep-dev/kstep kstep-dev.github.io kSTEP: Kernel Scheduler Test and Evaluation Platform | 12 | Codex, OpenCode | 1 | 802 tok |
| QuixiAI/QuixiMath | 12 | Codex, OpenCode | 1 | 2,082 tok |
| peiyucn/epytor marketplace.visualstudio.com WYSIWYG Markdown editor for VS Code, powered by Milkdown. | 12 | Codex, OpenCode | 1 | 4,974 tok |
| Mozilla-Ocho/tabstack-cli | 12 | Claude Code, Codex, OpenCode | 2 | 6,905 tok |
| chriswritescode-dev/opencode-forge OpenCode plugin for autonomous dev loops, planning, and worktree sandbox environments. | 12 | Codex, OpenCode | 1 | 1,852 tok |
| datenoio/internacia-db Public registry of the intergovernmental organizations, country groups and countries. Avai | 12 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 1,926 tok |
| ellierocks/lsw1-decomp A work-in-progress decompilation of LEGO Star Wars: The Video Game for the Nintendo GameCu | 12 | Claude Code, Codex, OpenCode | 2 | 1,920 tok |
| OHHHHHHei/TAAC2026 | 12 | Codex, OpenCode | 1 | 1,726 tok |
| Alkiri-dAraion/KSODI-Public KSODI — structured, non-normative observation of interaction dynamics between distinguisha | 12 | Codex, OpenCode | 1 | 7,323 tok |
| LeoKemp223/em_rag A lightweight local RAG for embedded developers based on the standard MCP protocol. It int | 12 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 1,167 tok |
| bacpop/sparrowhawk sparrowhawk.bacpop.org In-browser tools for bacterial genome analysis 🦅 | 12 | Codex, OpenCode | 1 | 4,077 tok |
| ammnt/angie ammnt.fun Distroless Angie with HTTP/3, QUIC, ECH and PQC support🚀 | 12 | Codex, OpenCode | 1 | 1,444 tok |
| xD4O/memento An Agentic Multimodal AI Journal with Persistent Memory and Retrieval-Grounded Interaction | 12 | Codex, OpenCode | 1 | 1,453 tok |
| francurieses/claudia-5gc From-scratch 5G Core Standalone (3GPP Rel-17) — NRF, AMF, SMF, UPF, PCF, UDM, AUSF, NSSF, | 12 | Claude Code, Codex, OpenCode | 2 | 12,323 tok |
| bisonbet/BisonNotes-AI BisonNotes AI is an app that will record audio, create transcripts of the audio and summar | 12 | Claude Code, Codex, OpenCode | 2 | 5,282 tok |
| Darkzarich/Smiler Smiler is my own MEVN (MongoDB, Express, Vue.js, Node.js) site similar to reddit.com or 9g | 12 | Codex, OpenCode | 1 | 4,091 tok |
| Buyukcaglar/DOSBoxPureStandalone | 12 | Codex, OpenCode | 1 | 3,007 tok |
| yurilopes/Copilot-Tools-Gateway | 12 | Codex, OpenCode | 1 | 1,245 tok |
| YetheSamartaka-Foxy/Foxy Foxy | 12 | Claude Code, Codex, OpenCode | 3 | 2,784 tok |
| RezaParsian/RpCli A command-line interface tool that leverages AI to help with Git commit message generation | 12 | Codex, OpenCode | 1 | 1,212 tok |
| James19890801/feishu-codex-digital-employee Feishu real-person identity digital employee: user message polling, WebSocket-assisted lis | 12 | Codex, OpenCode | 1 | 840 tok |
| Naptila/recaf-mcp An MCP server for headless Recaf analysis, decompilation, search, bytecode patching, and J | 12 | Codex, OpenCode | 1 | 887 tok |
| cuevaio/normal normal.fast Cool WhatsApp MCP | 12 | Claude Code, Codex, Cursor, OpenCode | 3 | 1,842 tok |
| bomly-dev/bomly-cli bomly.dev Free, open-source CLI for dependency intelligence, SBOMs, vulnerability auditing, and CI p | 12 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 18,555 tok |
| vcqr/ashell A lightweight, attractive AI-powered cross-platform SSH client supporting SFTP, port forwa | 12 | Codex, OpenCode | 1 | 156 tok |
| liustack/vibemaster The lighter, stronger Superpowers alternative: four skills, one working loop. Shape it, co | 12 | Claude Code, Codex, OpenCode | 2 | 989 tok |
| JhostinAleck/brightspace-mcp MCP server for D2L Brightspace with multi-strategy authentication (TOTP, OAuth, browser, e | 12 | Codex, OpenCode | 1 | 1,563 tok |
| dropdevrahul/campy Animated ASCII terminal pets for CLI coding agents — Claude Code, OpenCode, Pi, Gemini CLI | 12 | Claude Code, Codex, OpenCode | 2 | 3,795 tok |
| EvolveHQ/docflow evolvehq.github.io ADR-driven documentation workflow for the Claude Code and pi coding agents: scaffold and m | 12 | Claude Code, Codex, OpenCode | 2 | 1,880 tok |
| airtaxi/LidGuard nuget.org Keep the agent awake, even when the lid closes. | 12 | Claude Code, Codex, GitHub Copilot, OpenCode | 13 | 728 tok |
| Mallikarjun-Roddannavar/playwright-agentic-automation Playwright + TypeScript agentic automation framework with a local LLM Wiki/codebase second | 12 | Codex, OpenCode | 1 | 1,660 tok |
| dynobox/dynobox dynobox.xyz Cross-harness testing framework for agent skills and workflows | 12 | Claude Code, Codex, OpenCode | 2 | 333 tok |
| henkisdabro/cloudflare-workers-react-boilerplate henkisdabro.github.io Full-stack React 19 + Cloudflare Workers template optimised for Claude Code. AI integratio | 12 | Claude Code, Codex, OpenCode | 3 | 2,192 tok |
| tincopper/neeko A cross-platform desktop multi-project agent manager for the AI coding era, with integrate | 12 | Claude Code, Codex, OpenCode | 36 | 8,493 tok |