23,280 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 agents7,521Claude Code6,606Data and AI3,688Backend and APIs3,494Languages3,401Planning3,209Git and workflow3,151Code review2,736Memory and context2,361Testing2,351DevOps and cloud2,300Writing and docs2,296Research2,295Frontend2,250Security2,004Productivity1,709
All Claude Code32,116 Codex23,280 OpenCode22,053 GitHub Copilot3,543 Gemini CLI1,915 Cursor1,736 Windsurf119 Kiro77
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| josix/awesome-claude-md josix.github.io Curated collection of exemplary claude.md files and onboarding patterns from public GitHub | 586 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 6,539 tok |
| stevesolun/ctx stevesolun.github.io Repo-aware recommendations for skills, agents, MCP servers, and model harnesses. Use your | 585 | Claude Code, Codex, OpenCode | 26 | 1,700 tok |
| crawlseo/crawlseo Open-source SEO monitoring. GSC + Site Crawler + Core Web Vitals in one dashboard. | 584 | Claude Code, Codex, OpenCode | 2 | 60 tok |
| nyaggah/bedframe bedframe.dev Your Browser Extension Development Framework | 583 | Codex, OpenCode | 1 | 436 tok |
| khr898/ntfsmac NTFS read/write on Apple Silicon macOS — no kernel extension, no SIP modification. | 583 | Claude Code, Codex, OpenCode | 2 | 2,403 tok |
| k0sproject/k0sctl A bootstrapping and management tool for k0s clusters. | 582 | Codex, OpenCode | 1 | 1,462 tok |
| agentic-in/elephant-agent elephant.agentic-in.ai Personal-Model First Self Evolving AI Agent 🐘 | 582 | Codex, GitHub Copilot, OpenCode | 2 | 1,922 tok |
| biaogebusy/web-builder builder.design AI-powered UI generation and publishing low-code platform, built on TailwindCSS, enabling | 582 | Claude Code, Codex, OpenCode | 3 | 10,478 tok |
| shobcoder/shob shob.olova.dev Shob – an AI agent that delivers high-quality coding & automation work | 581 | Codex, OpenCode | 1 | 3,531 tok |
| redai-infra/Relax redai-infra.github.io An Asynchronous Reinforcement Learning Engine for Omni-Modal Post-Training at Scale | 580 | Claude Code, Codex, OpenCode | 8 | 2,533 tok |
| vivekVells/mcp-pandoc pypi.org MCP server for document format conversion using pandoc. | 579 | Claude Code, Codex, OpenCode | 2 | 7,051 tok |
| KeyValueSoftwareSystems/agent-opfor Open-source adversary emulation for AI agents and MCP servers. | 578 | Claude Code, Codex, OpenCode | 2 | 8,568 tok |
| christopherkarani/Swarm christopherkarani.github.io Type-safe tools, on-device inference, multi-agent workflows, memory, and guardrails, in on | 578 | Claude Code, Codex, OpenCode | 2 | 4,714 tok |
| powerfullz/override-rules powerfullz's Mihomo/SubStore scripts and override rules. | 578 | Codex, OpenCode | 1 | 907 tok |
| southliu/south-admin-react southliu.top React-Admin backend management system template featuring React 19, Vite 7, Antd 5, UnoCSS, | 577 | Claude Code, Codex, OpenCode | 4 | 3,251 tok |
| thunder-id/thunderid thunderid.dev ThunderID is a high-performance, open-source identity stack designed for developers to sec | 577 | Claude Code, Codex, GitHub Copilot, OpenCode | 8 | 1,505 tok |
| Nigh/show-me-the-story Self-hosted AI novel generator: single Go binary + web UI. OpenAI-compatible API → outline | 577 | Codex, OpenCode | 1 | 4,096 tok |
| hewliyang/office-agents Agent plugins for Microsoft Office but BYOK for any model and provider | 576 | Codex, OpenCode | 1 | 2,643 tok |
| tantara/openbrief openbrief-phi.vercel.app | 576 | Codex, OpenCode | 1 | 754 tok |
| WoJiSama/skill-based-architecture A meta-skill that produces skills. Point it at any codebase and it distills the project's | 576 | Claude Code, Codex, Cursor, Gemini CLI, OpenCode | 7 | 2,454 tok |
| OpenYSM/YSMParser ysm.rip A Parser to recover Yes-Steve-Model Encrypted Binaries. | 575 | Codex, OpenCode | 1 | 1,345 tok |
| zosmaai/pi-llm-wiki zosmaai.github.io Self-maintaining, Obsidian-compatible knowledge base for pi — turn raw sources into an int | 575 | Codex, OpenCode | 1 | 594 tok |
| warpdotdev/common-skills | 575 | Claude Code, Codex | 27 | — |
| pdsuwwz/chatgpt-vue3-light-mvp botkit.likemashang.com 💭 A Web-based MVP prototype template for a customizable Chat Bot single-turn conversation | 574 | Claude Code, Codex, OpenCode | 11 | 357 tok |
| minhnv0807/ai-business-skills opa.business 138 bilingual AI marketing skills (69 VN + 69 Global) for Claude Code, OpenCode, Codex, VS | 574 | Claude Code, Codex, OpenCode | 2 | 6,002 tok |
| harbor-framework/terminal-bench-science terminal-bench-science.ai Terminal-Bench-Science: Evaluating AI agents on research workflows across scientific domai | 574 | Claude Code, Codex, OpenCode | 5 | 13,338 tok |
| different-ai/opencode-browser OpenCode plugin to automate Chrome. Inspired by Claude in Chrome. | 573 | Codex, OpenCode | 2 | 427 tok |
| mnemon-dev/mnemon LLM-supervised persistent memory for AI agents — graph-based recall, cross-session knowled | 573 | Claude Code, Codex, OpenCode | 2 | 723 tok |
| Enderfga/claw-orchestrator Run Claude Code, Codex, Antigravity, Cursor Agent and OpenCode as one runtime — persistent | 572 | Claude Code, Codex | 1 | 3,358 tok |
| JKorf/CryptoExchange.Net cryptoexchange.jkorf.dev A C# .netstandard base library used for implementing cryptocurrency exchange API's. | 571 | Codex, GitHub Copilot, OpenCode | 2 | 3,196 tok |
| ZimoLiao/scholaraio zimoliao.github.io Scholar All-In-One: A research infrastructure for AI agents | 571 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode | 51 | 2,598 tok |
| green-dalii/obsidian-llm-wiki llmwiki.greenerai.top Karpathy's LLM Wiki implementation plugin for Obsidian - turns notes and PDFs into a linke | 571 | Claude Code, Codex, OpenCode | 2 | 7,934 tok |
| smallnest/autoresearch autodevelop： autoresearch for software development | 570 | Claude Code, Codex, OpenCode | 2 | 3,439 tok |
| pyuvm/pyuvm The UVM written in Python | 570 | Claude Code, Codex | 1 | — |
| xiaolai/vmark vmark.app An AI friendly markdown editor. | 570 | Claude Code, Codex, OpenCode | 39 | 11,767 tok |
| level09/enferno enferno.io Modern Flask framework with zero-config frontend (Vue 3 + Vuetify 3), production-ready | 569 | Claude Code, Codex, OpenCode | 2 | 6,870 tok |
| T8mars/T8-penguin-canvas | 569 | Codex, OpenCode | 2 | 1,881 tok |
| OpenStrap/edge openstrap.site App which allows you to use your health devices beyond subscriptions. Supports Workout Tra | 569 | Claude Code, Codex, OpenCode | 2 | 4,019 tok |
| Azure/azure-dev aka.ms A developer CLI for working with Azure resources to build and deploy AI applications. Comm | 568 | Claude Code, Codex, GitHub Copilot, OpenCode | 18 | 1,875 tok |
| qntx/ovo Agent behavior that compiles | 568 | Codex, OpenCode | 1 | 189 tok |
| unifapi-agent/agents unifapi.com Open-source marketing agents for Claude, ChatGPT, Codex, OpenClaw & Hermes. One plugin: SE | 567 | Codex, OpenCode | 1 | 2,523 tok |
| johnpapa/vscode-angular-snippets Angular Snippets for VS Code | 567 | Codex, GitHub Copilot, OpenCode | 2 | 2,225 tok |
| neiltron/apple-health-mcp Local-first Apple Health MCP server. Lets AI assistants answer questions about your sleep, | 567 | Claude Code, Codex, OpenCode | 2 | 571 tok |
| joske/yserver A modern X11 server written from scratch in Rust. | 567 | Claude Code, Codex, OpenCode | 2 | 501 tok |
| vinilana/dotcontext | 566 | Claude Code, Codex, OpenCode | 2 | 1,013 tok |
| wuxiran/cc-pane Multi-instance split-pane manager for Claude Code — a cross-platform desktop app built wit | 566 | Claude Code, Codex, OpenCode | 29 | 24,785 tok |
| HoangNguyen0403/agent-skills-standard npmjs.com A collection of Agent Skills Standard and Best Practice for Programming Languages, Framewo | 565 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 2,162 tok |
| egeominotti/bunqueue bunqueue.dev ⚡ High-performance job queue for Bun. SQLite by default, PostgreSQL multi-broker when you | 565 | Claude Code, Codex, OpenCode | 4 | 11,025 tok |
| NextAdminHQ/nextjs-admin-dashboard nextadmin.co AI-Native Next.js admin dashboard template and UI components that come with pre-built ele | 565 | Claude Code, Codex, OpenCode | 2 | 990 tok |
| lnikell/loopndroll Keep Codex running forever | 564 | Claude Code, Codex, OpenCode | 6 | 535 tok |