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 |
|---|---|---|---|---|
| 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 | 3 | 1,078 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 | 26 | 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 |
| mr-light-show/remote-pianobar 6xq.net Console-based pandora.com player | 4 | Codex, Cursor, OpenCode | 3 | 2,632 tok |
| guybnd/Event-Horizon guybnd.github.io | 4 | Claude Code, Codex, OpenCode | 2 | 3,693 tok |
| fokkerone/superspecs | 4 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 27 | 1,504 tok |
| xiaolitongxue666/nvim Neovim config file | 4 | Claude Code, Codex, OpenCode | 2 | 5,263 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 |
| harshanandak/forge 7-stage TDD-first workflow for Claude Code | 4 | Claude Code, Codex, OpenCode | 28 | 5,553 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 | 32 | 7,528 tok |
| Korner83/ai-development-methodology Methodology for running software projects where humans and AI agents collaborate as peers. | 4 | Codex, OpenCode | 1 | 784 tok |
| LBT-AI/toolnet-memory | 4 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 1,446 tok |
| singlepagestartup/singlepagestartup singlepagestartup.com Boilerplate for Lean Startup Developers | 4 | Claude Code, Codex, OpenCode | 2 | 8,244 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 |
| Parth308/auditx auditx-cli.vercel.app | 4 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode | 4 | 415 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 | 25,440 tok |
| OITApps/oitvoip-mcp-server OITVOIP MCP Server for NetSapiens Platform Integration - Comprehensive MCP server providin | 4 | Claude Code, Codex, OpenCode | 2 | 486 tok |
| 985892345/astrbot_plugin_claude_channel Bridges AstrBot private or group chat messages to Claude Code Channel | 4 | Codex, OpenCode | 1 | 138 tok |
| codeprimate/math-mcp MCP server providing symbolic mathematics for Cursor AI and Claude Desktop. Solve equation | 4 | Codex, OpenCode | 1 | 1,069 tok |
| Leo-maomao/pm-copilot Product manager AI Agent workflow kit for generating PRDs, tracking plans, clickable proto | 4 | Codex, OpenCode | 1 | 335 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 |
| yapota2018/affaan-m-everything-claude-code | 4 | Claude Code, Codex, OpenCode | 58 | — |
| surajpratap/claude-wow-plugin | 4 | Codex, OpenCode | 1 | 2,172 tok |
| divadbaroon/claude-plugins | 4 | Claude Code, Codex, OpenCode | 2 | 412 tok |
| bengous/claude-code-plugins Opinionated plugins and workflow extensions for Claude Code. | 4 | Claude Code, Codex, OpenCode | 9 | 1,142 tok |
| msolecki/founder-os Claude Code / Codex plugin: the executive team you can't afford yet | 4 | Codex, OpenCode | 1 | 78 tok |
| vikrantd/TLDRGraph vikrantd.github.io Dynamic Multi-Layer Code Flow, Instant Semantic Call Tracing, and Interactive Architectura | 4 | Claude Code, Codex, OpenCode | 3 | 834 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 | 1,144 tok |
| easyvibecoding/vibe-resume Turn your AI coding history (Claude Code, Cursor, Copilot, ChatGPT exports, git commits) i | 4 | Claude Code, Codex, OpenCode | 2 | 4,077 tok |
| Genocs/genocs-library genocs.com Enterprise library to build .NET microservice solution | 4 | Claude Code, Codex, GitHub Copilot, Cursor | 12 | 172 tok |
| afernandes/Omni.Blazor afernandes.github.io Blazor Components | 4 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 6,038 tok |
| ystreibel/logseq-wiki Skill-based framework for building and maintaining a Logseq knowledge base using AI coding | 4 | Claude Code, Codex, GitHub Copilot, Gemini CLI, Kiro, OpenCode | 44 | 5,599 tok |
| morellid/ai-act-skill EU AI Act compliance skill for engineers — Reg. (EU) 2024/1689. Works with Claude Code, Op | 4 | Codex, OpenCode | 1 | 1,830 tok |
| sublimotion/agent-aiops-on-aws Claude Code plugin for AWS infrastructure automation using Terraform with security scannin | 4 | Claude Code, Codex, OpenCode | 5 | 6,911 tok |
| jwilger/ai-plugins Development plugins for codex | 4 | Codex, OpenCode | 1 | 3,976 tok |
| lockelee1015/claude-code-chat-intellij the intellij plugin of claude code as chat mode | 4 | Claude Code, Codex, OpenCode | 2 | 1,578 tok |
| andrewm4894/claude-log-cleaner Claude Code plugin to auto-delete session logs after configurable retention period | 4 | Claude Code, Codex, OpenCode | 2 | 761 tok |
| douglance/sdlc-plugin Skill-centric SDLC plugin for Claude Code: lifecycle phases as skills routing to specializ | 4 | Claude Code, Codex, OpenCode | 2 | 424 tok |