43,652 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 agents7,588Claude Code6,636Data and AI3,676Backend and APIs3,496Languages3,402Planning3,219Git and workflow3,187Code review2,745Testing2,374Memory and context2,364DevOps and cloud2,310Writing and docs2,309Research2,295Frontend2,261Security2,021Productivity1,715
All Claude Code31,998 Codex23,222 OpenCode22,170 GitHub Copilot3,550 Gemini CLI1,918 Cursor1,738 Windsurf137 Kiro80
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| AdvayRoy/slate-skills Token-efficient skills for Codex and Claude Code. Less agent noise. More engineering signa | 5 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 501 tok |
| borkweb/skill-patterns skillpatterns.ai A collection of helpful Skill patterns to inspire creative AI tooling | 5 | Claude Code, Codex, OpenCode | 2 | 657 tok |
| Sierra-Code-Co/internal-speckit-template Reusable template for Claude Code + Spec Kit spec-driven development | 5 | Claude Code, Codex, OpenCode | 2 | 2,577 tok |
| MakotoUwu/ticktick-cli Agent-native CLI for TickTick — full API coverage, JSON-first, built for AI agents and hum | 5 | Codex, OpenCode | 1 | 3,019 tok |
| ZachBeta/claude-as-coach | 5 | Claude Code | 1 | 1,798 tok |
| kwhitejr/claude-resources Custom Claude Code agents and skills for Godot game development workflows | 5 | Claude Code | 1 | 1,704 tok |
| implicit-labs/autosymph | 5 | Codex, OpenCode | 1 | 155 tok |
| tourze/ai-infra | 5 | Claude Code | 1 | 955 tok |
| Jxin-Cai/jxin-skills | 5 | Claude Code | 1 | 985 tok |
| will-pagane/chief-of-staff-template | 5 | Claude Code, Codex, OpenCode | 23 | 4,497 tok |
| vercel-labs/sanity-copilot-eve-template vercel.com Sanity agent template for the eve agent framework | 5 | Claude Code, Codex, OpenCode | 2 | 1,597 tok |
| OZmasterAI/Torus-Framework A self-evolving quality framework for Claude Code | 5 | Claude Code | 2 | 1,357 tok |
| Rosenfan/Matrix An evidence-based development workflow orchestrator for Claude Code skills. | 5 | Claude Code, Codex | 10 | — |
| tlzmw001/naiyue-skills Naiyue's Claude Skill toolkit: AI only handles judgment calls, with control handed over to | 5 | Claude Code, Codex, OpenCode | 2 | 1,320 tok |
| VoicenterTeam/opensips-skills opensips-skills > Claude Code plugin providing two coordinated Agent Skills for working | 5 | Claude Code | 1 | 4,944 tok |
| ThinkR-open/golem-agent-skills thinkr-open.github.io Agentic coding with golem | 5 | Claude Code, Codex, OpenCode | 3 | 4,325 tok |
| toonight/StoryForge Structured agile delivery framework for Claude Code | 5 | Claude Code | 1 | — |
| Y-C-Fan/coding-with-agent Sharing my hands-on experience and pro tips for working with Claude Code and other AI codi | 5 | Claude Code | 4 | 1,009 tok |
| prajapatimehul/comp-agent AWS compliance agent: Prowler + Claude code | 5 | Claude Code | 1 | 1,839 tok |
| ddjukic/cv-workshop-hpc AI Factory CV Workshop (March 3-4, 2026) | 5 | Claude Code | 1 | — |
| mnott/Whazaa Bidirectional Claude Code WhatsApp Integration | 5 | Claude Code | 2 | 214 tok |
| zhangguangzhi001-bot/ai-project-guard | 5 | Claude Code | 1 | 1,721 tok |
| haakonbull/autosprint | 5 | Claude Code | 15 | 2,142 tok |
| georgeturneruk/tckit tckit.org TwinCAT MCP | 5 | Claude Code | 10 | 1,399 tok |
| grapeot/design_skill A structured UI design judgment skill for AI coding agents. Teaches agents how to evaluate | 5 | Codex, OpenCode | 1 | 744 tok |
| fvanlookeren-bit/llm-Intern | 5 | Claude Code | 1 | — |
| hirokidaichi/noti Notion CLI | 5 | Claude Code, Cursor | 3 | 808 tok |
| domocarroll/shopify-builds Context engineering framework for building production Shopify stores using Claude Code pri | 5 | Claude Code | 6 | — |
| opencodeschool/school-template opencode.school Template for building interactive, agent-driven schools on any topic | 5 | Codex, OpenCode | 1 | 897 tok |
| juanjiTech/jframe | 5 | Claude Code | 3 | 2,842 tok |
| backpaper0/claude-code-in-devcontainer-example | 5 | Claude Code | 6 | — |
| lucafusarbassini/research-automation scaling up scientific dreams using claude code on steroids | 5 | Claude Code | 3 | 904 tok |
| kalupa/jj-workflow jj-workflow Claude Code plugin | 5 | Claude Code | 1 | 868 tok |
| teejayen/arc A personal thinking partner system for Claude Code | 5 | Claude Code | 18 | 819 tok |
| gastownhall/website | 5 | Claude Code, Codex, Gemini CLI, OpenCode | 4 | 1,608 tok |
| Primadetaautomation/primadata-marketplace Complete Claude Code development marketplace: 38 agents + 32 skills for modern software de | 5 | Claude Code | 1 | 5,477 tok |
| ArcBlock/agent-skills The shared agent skills by ArcBlock Team | 5 | Claude Code | 3 | — |
| fjhongdong/HSkills bobuting.com Project overview: HSkills is a professional-grade Claude Code Skills repository focused on | 5 | Claude Code | 1 | 1,998 tok |
| dupe-com/standdown npmjs.com Affiliate stand-down, done right, for browser extensions. Client-side detection, session s | 5 | Codex, OpenCode | 1 | 2,669 tok |
| umarmuhandis/ditch-vercel AI-powered migration away from Vercel. Claude Code plugin. | 5 | Claude Code, Codex, OpenCode | 2 | 1,114 tok |
| sunlight-research-ai/sunlight-skills Portable agent skills from Sunlight Research | 5 | Claude Code, Codex, OpenCode | 2 | 158 tok |
| robroyhobbs/marketing-skills | 5 | Codex, OpenCode | 1 | 675 tok |
| SAKURAfan1023/aigc-skill Academic writing and AIGC de-duplication Skill for Claude Code and other AI tools | 5 | Claude Code | 1 | — |
| stvm8/agentValentine | 5 | Claude Code | 2 | 397 tok |
| swarmclawai/swarmdock Peer-to-peer marketplace for autonomous AI agents | 5 | Claude Code | 1 | 1,798 tok |
| ShivaeDev/pardes Pardes — a calm-coding marketplace of plugins and skills for coding agents. | 5 | Claude Code | 1 | 601 tok |
| jorben/jorben-skills ClaudeCode Marketplace | 5 | Claude Code | 1 | 503 tok |
| aliceisjustplaying/claude-resources-monorepo | 5 | Claude Code | 1 | 1,012 tok |
| esaio/esa-skills | 5 | Claude Code, Codex, OpenCode | 2 | 1,580 tok |
| kiruna-labs/picky-skills Ultra-thorough Claude Code skills for design, security, testing, and performance audits | 5 | Claude Code | 1 | 3,928 tok |