24,842 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 agents8,530Claude Code6,887Git and workflow3,618Data and AI3,582Backend and APIs3,558Languages3,485Planning3,325Code review2,903Testing2,691DevOps and cloud2,482Writing and docs2,481Memory and context2,373Research2,322Frontend2,310Security2,179Project management1,971
All Claude Code32,523 Codex24,842 OpenCode23,761 GitHub Copilot3,723 Gemini CLI2,038 Cursor1,771 Windsurf201 Kiro116
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| danish-119/ctxkeep Keeps AGENTS.md, ARCHITECTURE.md and your project docs in sync with the code, for every co | 2 | Claude Code, Codex, OpenCode | 3 | 1,227 tok |
| jaycewalzer1/SilverKey-Inc. | 2 | Claude Code, Codex, OpenCode | 36 | 2,662 tok |
| xKrvZ/BankOfKraZ | 2 | Codex, OpenCode | 1 | 665 tok |
| ConlinJoe/ai-platform This is a centralized repo to manage rules, skills and ai agent directive globally instead | 2 | Claude Code, Codex, OpenCode | 5 | 70 tok |
| paulbrav/cosmikase | 2 | Codex, OpenCode | 1 | 698 tok |
| jabrena/ai-agent-harness-monitor-cli Java CLI tool designed to increase awareness about local AI-agent harness tool files like | 2 | Claude Code, Codex, OpenCode | 2 | 486 tok |
| micnigh/resume-2023 | 2 | Codex, OpenCode | 1 | 458 tok |
| GaetanOff/bootstrap-ia-sdd SDD AI-Powered Project Generation | 2 | Claude Code, Codex, OpenCode | 2 | 11,845 tok |
| lxf-keeps-learning/AI-AI-Coding | 2 | Codex, OpenCode | 1 | 8 tok |
| hisoft-br/laravel-conventions A shared set of engineering conventions for Laravel projects. This repository defines arch | 2 | Codex, OpenCode | 1 | 115 tok |
| jabrena/codemotion-madrid-2026-demos | 2 | Codex, OpenCode | 1 | 846 tok |
| giannoulakis/agentic-coding-standards | 2 | Claude Code, Codex, OpenCode | 7 | 301 tok |
| hamzaamjad/cursor-rules A collection of cognitive enhancement rules and methodologies for AI-assisted development | 2 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 1,363 tok |
| Infatoshi/cereaper Cereaper — native macOS desktop agent. Grounded AX computer-use + multimodal Gemma 4 verif | 2 | Claude Code, Codex, OpenCode | 2 | 2,397 tok |
| King-GD/vue-nuxt-best-practices Best practices for performance optimization in Vue3 and Nuxt4, featuring Agent Skills spec | 2 | Codex, OpenCode | 1 | 1,622 tok |
| pomagrenate/ice_age ⚡ Universal IDE plugin & proxy that cuts LLM token consumption by up to 70% using determin | 2 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode | 5 | 3,395 tok |
| aviz92/ai-agents-marketplace | 2 | Codex, OpenCode | 1 | 635 tok |
| wtalaat78/Blue-Team-Skills | 2 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode, Windsurf | 8 | 5,139 tok |
| samarsinghal/context-extraction-workflows A step-by-step workflow for extracting organizational standards from scattered artifacts i | 2 | Claude Code, Codex, OpenCode | 2 | 191 tok |
| SundaraSwani/memory-graph Reusable Agentic Workflow for persistent memory for Cursor and Graphify for connected node | 2 | Claude Code, Codex, GitHub Copilot, OpenCode | 10 | 1,118 tok |
| zyx379/zoehis_workflow His top development paradigm | 2 | Claude Code, Codex, OpenCode | 2 | 938 tok |
| tad-agentics/RAD-Multi-agent | 2 | Claude Code, Codex, Cursor, OpenCode | 27 | 2,376 tok |
| origammi-digital/agents-marketplace Origammi private Claude Code skills marketplace | 2 | Claude Code, Codex, OpenCode | 2 | 1,953 tok |
| t-code4change/claude-strapi-skills Production-grade Strapi v5 skill for Claude Code — content types, relations, i18n, SEO, R2 | 2 | Codex, OpenCode | 1 | 714 tok |
| krgoodnews/PEDAL pedal.yunsu.dev PEDAL is a AI workflow modeled after the traditional PDCA workflow. | 2 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 3 | 1,932 tok |
| yostar/zendoc zendoc-mu.vercel.app cursor for docs | 2 | Codex, OpenCode | 1 | 110 tok |
| ObvaneGroup/Fast-Standard Severity classification standard for autonomous hacking and triage agents. Derived from re | 2 | Claude Code, Codex, OpenCode | 2 | 2,088 tok |
| burakcanpolat/med-guide AI-powered medical image analysis & clinical assistant. Understands X-rays, CT, MRI, DICOM | 2 | Claude Code, Codex, OpenCode | 5 | 4,676 tok |
| mennyg19-cmyk/MasterGenAIInstructions | 2 | Codex, OpenCode | 1 | 983 tok |
| kidboy-man/vibe-engineering Portable Vibe Engineering kits for AI coding tools | 2 | Codex, OpenCode | 1 | 1,042 tok |
| alexqem/zvec-tool | 2 | Codex, OpenCode | 1 | 1,439 tok |
| encoreshao/encore-skills A portable workflow skills library for GitLab teams. Works across Claude Code, Cursor, and | 2 | Claude Code, Codex, OpenCode | 2 | 950 tok |
| shivdeepak/knowledge-base-builder Turn any notes folder into an LLM-navigable knowledge base — progressive disclosure, no ve | 2 | Codex, OpenCode | 1 | 302 tok |
| auxo-labs/Auxo auxo.wo0.dev Greek goddess of summer, growth, and fertility | 2 | Claude Code, Codex, OpenCode | 2 | 79 tok |
| siddhamapple/needless | 2 | Codex, GitHub Copilot, OpenCode | 2 | 758 tok |
| luminoguru-pvt/phasecraft | 2 | Codex, OpenCode | 1 | 210 tok |
| t-code4change/nextjs-claude-skills Production-grade Claude Code skills for Next.js — SEO, Performance, Caching, Core patterns | 2 | Codex, OpenCode | 1 | 665 tok |
| MeenakshiSundaram-MS/prove-it | 2 | Claude Code, Codex, GitHub Copilot, OpenCode | 2 | 4,075 tok |
| justinz12xd/HACKATON-TAWS dashboard-nu-vert-64.vercel.app Yapa 💰 Agente financiero multi-agente por WhatsApp: registra gastos en lenguaje natural, | 2 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 32 | 1,982 tok |
| mgiannopoulos24/Unmaintainable A satirical rulebook for writing code so unmaintainable, you'll guarantee lifetime employm | 2 | Codex, OpenCode | 1 | 790 tok |
| jxjwilliam/jinyong-finetune-qlora QLoRA fine-tuning of Qwen2.5-7B for Jin Yong–style wuxia generation (Kaggle T4, JSONL SFT) | 2 | Claude Code, Codex, OpenCode | 2 | 1,892 tok |
| chitamoor/shipkit chitamoor.github.io Production-ready full-stack starter: Next.js 15 + Expo 54 + Better Auth + Mastra AI + Neon | 2 | Codex, OpenCode | 1 | 3,842 tok |
| waynesutton/agent-memory | 2 | Claude Code, Codex, OpenCode | 2 | 2,501 tok |
| specklesystems/speckle-docs-NEW docs.speckle.systems | 2 | Claude Code, Codex, OpenCode | 3 | 3,146 tok |
| stlwolf/ai-development-hub Centralized, reusable, and optimized AI prompts and docs for development workflows. | 2 | Claude Code, Codex, OpenCode | 2 | 2,650 tok |
| Xclaw-bot/benchmark-task-authoring Claude Code skill: measured laws for authoring hard Terminal-Bench 2 / Harbor benchmark ta | 2 | Claude Code, Codex, OpenCode | 1 | 6,621 tok |
| stackoverworld/primer-ai | 2 | Codex, OpenCode | 1 | 1,367 tok |
| stanveer/Biomedical-Agent-DB-Karpathy A production-oriented foundation for building a biomedical knowledge base for LLM-assisted | 2 | Claude Code, Codex | 2 | 553 tok |
| ezzcodeezzlife/ui-mcp MCP server that renders flexible shadcn-styled UI in your local browser | 2 | Claude Code, Codex, OpenCode | 2 | 1,966 tok |
| HuzaifaBinShahid/Repo-cards npmjs.com Markdown-first codebase context for AI coding assistants. One command, works in Claude Cod | 2 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 480 tok |