24,815 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 agents8,505Claude Code6,886Git and workflow3,611Data and AI3,580Backend and APIs3,556Languages3,487Planning3,327Code review2,899Testing2,686Writing and docs2,480DevOps and cloud2,479Memory and context2,375Research2,323Frontend2,308Security2,172Project management1,965
All Claude Code32,517 Codex24,815 OpenCode23,733 GitHub Copilot3,719 Gemini CLI2,034 Cursor1,770 Windsurf202 Kiro114
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| patrick-oculussec/fedramp-ksi-agent-skills AI Agent Skills based on FedRAMP 20X KSIs. | 4 | Codex, OpenCode | 1 | 877 tok |
| AliYmn/claude-structured An opinionated project template for Claude Code — persistent context, autonomous workflows | 4 | Claude Code, Codex, OpenCode | 6 | 534 tok |
| Shreyas-prog108/shreyas-skills Personal engineering skill framework for agentic AI development(Inspired by Karpathy) — fo | 4 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode | 4 | 282 tok |
| ArogyaReddy/https-github.com-JuliusBrussee-caveman | 4 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode | 5 | 2,822 tok |
| rdudov/task-agent Generic task-first autonomous agent workspace template | 4 | Claude Code, Codex, OpenCode | 2 | 5,380 tok |
| AMDResearch/ai4science-studio How-to guides and AMD/ROCm optimization recipes for open AI-for-science models. | 4 | Claude Code, Codex, Cursor, OpenCode | 34 | 2,248 tok |
| Rebell-Leader/SpatialAI_MCP Empowering spatial transcriptomics research by providing AI agents with a standardized int | 4 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 8 | 9,039 tok |
| backendforth/next-sanity-starter bef-next-sanity-starter.netlify.app Production-shaped Next.js 16 + Sanity Studio v5 starter with locale routing, Mux video, Vi | 4 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 9,498 tok |
| ralfyishere/agent-zero-trust Offline repo inspection and change review for AI coding agents. Scan instructions, compare | 4 | Claude Code, Codex, OpenCode | 2 | 718 tok |
| KaranTankshali/site-seo-pipeline A pipeline to research and suggest seo improvements | 4 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 1,731 tok |
| Gargeya-Grey/TwinAatma | 4 | Claude Code, Codex, OpenCode | 2 | 839 tok |
| rkttu/cadenza A custom MSBuild SDK family for writing console, worker, and web .NET apps as single .cs f | 4 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 4,742 tok |
| thinkitpossible/skill-hr skillhr.coze.site skillhr is HR for the Skill ecosystem: an open-source Agent Skill that matches, recruits, | 4 | Codex, OpenCode | 1 | 238 tok |
| Mehtrick/bjoern Behaviordriven Javabased Onehundret and ten percent Efficient Readable Notation | 4 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 2,589 tok |
| moonchanyong/megaman CLI for switching the primary context of coding agents | 4 | Codex, OpenCode | 1 | 319 tok |
| HarperFast/Cortex Open-source AI memory system powered by Harper Fabric. Clone, configure, deploy. | 4 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode | 4 | 5,244 tok |
| martinnaithani/Fireteam File-based coordination protocol for AI coding agent squads. Drop .fireteam/ into your pro | 4 | Claude Code, Codex, OpenCode | 2 | 2,293 tok |
| YoRHa1998/ai-productivity-tracker An independent, self-contained AI coding session productivity tracking tool distributable | 4 | Claude Code, Codex, Cursor, OpenCode | 16 | 6,127 tok |
| gaia-research/gaia-research research.gaiaskilltree.com Research backbone for gaia-skill-tree | 4 | Claude Code, Codex, OpenCode | 17 | 6,587 tok |
| okathira-dev/client-web-api-sandbox okathira-dev.github.io A playground using the Web browser API (optional) | 4 | Claude Code, Codex, OpenCode | 7 | 537 tok |
| xccElephant/agent-wiki A persistent, agent-maintained wiki for raw sources, notes, and research. Works with Curso | 4 | Claude Code, Codex, OpenCode | 2 | 1,475 tok |
| brycegao/android-finance-spec AI coding skill for Android finance apps: BigDecimal precision, RTL/i18n, Kotlin style, an | 4 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 392 tok |
| an8079/take-skills | 4 | Claude Code, Codex, OpenCode | 2 | 1,439 tok |
| Stargod-0812/star-guidelines An operating contract for frontier coding agents. | 4 | Claude Code, Codex, OpenCode | 2 | 1,498 tok |
| HunterHillegas/mac-assed-mac-app-skill An agent skill for creating Mac-assed Mac apps. | 4 | Codex, OpenCode | 1 | 498 tok |
| asaphe/promptcraft various rules, prompts and other settings used with various AI tools | 4 | Claude Code, Codex, OpenCode | 5 | 1,084 tok |
| the-hooman-loop/anti-slop-kit Portable, tool-agnostic Agent Skills and prompt cards for using AI without generic, unveri | 4 | Codex, OpenCode | 1 | 338 tok |
| codegraph-ai/codegraph-rules-for-agents Pre-configured rule files for AI coding agents to use CodeGraph effectively. | 4 | Claude Code, Codex, GitHub Copilot | 4 | 767 tok |
| RonasIT/open-webui-mcp-server-python Simple MCP server to access your knowledge in Open WebUI | 4 | Codex, OpenCode | 1 | 96 tok |
| Hedicx2020/ghquant_plugin Claude Code plugin for reproducing quantitative research reports: an 11-stage gated state | 4 | Claude Code, Codex, OpenCode | 2 | 4,859 tok |
| florian101010/awesome-agentic-AI-coding-template Stop re-explaining your project to every AI agent. Pre-wired for Claude Code, Copilot, Cur | 4 | Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode | 29 | 3,985 tok |
| shibingli/mcp-toolkit MCP ToolKit is a feature-rich and secure MCP tools collection designed to provide powerful | 4 | Codex, OpenCode | 1 | 2,481 tok |
| 7vignesh/fossel fossel.app | 4 | Codex, OpenCode | 1 | 1,412 tok |
| guybnd/Event-Horizon guybnd.github.io | 4 | Claude Code, Codex, OpenCode | 2 | 4,493 tok |
| xiaolitongxue666/nvim Neovim config file | 4 | Claude Code, Codex, OpenCode | 2 | 7,497 tok |
| duolahypercho/startup-kit Cross-agent frontend startup kit: SF Pro theme, light/dark Tailwind tokens, shadcn/ui conv | 4 | Codex, OpenCode | 1 | 573 tok |
| agtm1199/uber-polya agtm1199.github.io A universal problem-solving skill for code agents (e.g. Claude, Codex), inspired by George | 4 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 3,214 tok |
| shaominngqing/flog Terminal log viewer + network inspector for Flutter. Auto-connects, HTTP/SSE/WS debugging, | 4 | Claude Code, Codex, OpenCode | 2 | 10,002 tok |
| jepegit/issue-flow Agents should behave. Let them follow the issue flow. | 4 | Claude Code, Codex, Cursor, OpenCode | 15 | 2,703 tok |
| singlepagestartup/singlepagestartup singlepagestartup.com Boilerplate for Lean Startup Developers | 4 | Claude Code, Codex, OpenCode | 2 | 5,509 tok |
| bullboy1/babycoding This protocol is like a shared "tool inventory" for the project. Before writing any code, | 4 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 10,135 tok |
| greglas75/codesift codesift.dev Token-efficient code intelligence for AI agents — 66 MCP tools via tree-sitter AST, BM25F | 4 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 40,340 tok |
| 985892345/astrbot_plugin_claude_channel Bridges AstrBot private or group chat messages to Claude Code Channel | 4 | Codex, OpenCode | 1 | 138 tok |
| z-soulx/ai-feishu Locally organize Feishu content with AI, then upload it | 4 | Claude Code, Codex | 25 | — |
| ddddjaak/se-skills An AI-assisted workflow for chip manufacturer SEs (systems engineers/application architect | 4 | Claude Code, Codex, OpenCode | 8 | 6,412 tok |
| surajpratap/claude-wow-plugin | 4 | Codex, OpenCode | 1 | 2,172 tok |
| divadbaroon/claude-plugins | 4 | Claude Code, Codex, OpenCode | 2 | 412 tok |
| LuminaryWorks/LuminaryWorks LuminaryWorks AI ecosystem — narrative, standards, and shared services for five independen | 4 | Codex, Cursor, OpenCode | 2 | 509 tok |
| gorewood/timbers | 4 | Claude Code, Codex, OpenCode | 2 | 5,533 tok |
| Mazalucas/El-DT-Lightweight-Army El DT is the framework that turns your AI into a Technical Director: it structures the con | 4 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode | 5 | 1,357 tok |