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 |
|---|---|---|---|---|
| wei-wei-hu/ai-management-toolkit weiweihu.carrd.co Practical AI management toolkit: weekly planning, meeting agendas, feedback scripts, perfo | 2 | Codex, OpenCode | 1 | 135 tok |
| ssdeanx/AI-Skills Claude Skills, Modular, self-contained "Skills" that extend AI capabilities with specializ | 2 | Codex, GitHub Copilot, OpenCode | 2 | 3,905 tok |
| nordicnode/skillpack crates.io Generate, verify, and maintain AI agent guidance for your OSS project — skills, plugins, a | 2 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 3,212 tok |
| raelli/octowiz Octowiz gives Claude Code agents memory-backed engineering doctrine — cached by role, refr | 2 | Claude Code, Codex, OpenCode | 2 | 383 tok |
| paulieb89/bouch-plugins Claude Code plugins for UK professionals — property investors, solicitors, and business ow | 2 | Codex, OpenCode | 1 | 390 tok |
| kimtth/azure-ml-finetuning-eval-skills 🤖 Automate Azure ML finetuning with the LLM skill. 🔧 | 2 | Codex, GitHub Copilot, OpenCode | 2 | 1,019 tok |
| elitongadotti/cockpit Cockpit is a user-scoped skillset for Claude and Codex. Hooks and Skills are distributed a | 2 | Claude Code, Codex, OpenCode | 2 | 1,202 tok |
| markusbegerow/claude-fuer-oeffentliche-verwaltung markus-begerow.de ⚠️ Experimentelle Skill-Sammlung für Digitalisierung, Fachverfahren und Organisation der d | 2 | Claude Code, Codex, OpenCode | 2 | 1,792 tok |
| slowdini/slow-powers Eval-backed agent skills for Claude Code, Codex & OpenCode — for developers who hate skill | 2 | Claude Code, Codex, OpenCode | 3 | 931 tok |
| dbhq-uk/trello-skill skills.dbhq.uk Trello skill pack for Claude Code and Codex over the Trello REST API - boards, lists and c | 2 | Claude Code, Codex, OpenCode | 1 | 2,058 tok |
| netopsengineer/agent-skill-description-optimizer Optimizes the description frontmatter of a Claude Code / Agent Skill - the text that decid | 2 | Claude Code, Codex, OpenCode | 2 | 4,978 tok |
| KKenny0/Tracework kkenny0.github.io Agentic coding decision replay: record why decisions were made, turning session signals in | 2 | Claude Code, Codex, OpenCode | 2 | 2,182 tok |
| Apolinariolanga/skills apolinariolanga.github.io 🤖 Explore and manage skills in the open agent ecosystem with this powerful CLI tool, supp | 2 | Codex, OpenCode | 1 | 955 tok |
| NanookAI/open-meteo-api clawhub.ai Claude Code skill for the free Open-Meteo API — weather forecasts, current conditions, his | 2 | Claude Code, Codex, OpenCode | 2 | 1,041 tok |
| yu-iskw/meta-agent-skills Standardized, portable AI agent skills that proactively bootstrap your codebase for autono | 2 | Claude Code, Codex, OpenCode | 2 | 2,177 tok |
| Solismuchengxue/skill_swift_cycle From ambiguous requirements to verified AI delivery loops. A portable Agent Skill that tu | 2 | Codex, OpenCode | 1 | 2,812 tok |
| yschimke/skills yschimke.github.io Helping the Agents Compose the Things | 2 | Claude Code, Codex, OpenCode | 2 | 1,502 tok |
| zencity/databricks-logs-reader A cli tool as a log reader for databricks | 2 | Claude Code, Codex, OpenCode | 2 | 359 tok |
| thinkjones/awesome-apm-stacks awesome-apm-stacks.foursignals.dev APM (Agent Package Manager) — think NPM for agentic artifacts. A library of ready-to-insta | 2 | Codex, OpenCode | 1 | 331 tok |
| DjFikie25/shipkit Build full-stack Next.js and React Native apps with integrated auth, database, AI chat, an | 2 | Codex, OpenCode | 1 | 3,842 tok |
| shengyy/agent-skills Reusable AI agent skills for Claude Code / Codex — install with npx skills | 2 | Claude Code, Codex, OpenCode | 2 | 1,223 tok |
| marcusrbrown/dev-like mrbro.dev Profile a shop's engineering culture from public sources and install develop-like-<target> | 2 | Codex, OpenCode | 1 | 222 tok |
| ming-14/PTY-Agent Give your AI agent a real terminal: persistent PTY sessions, prompt-triggered returns, scr | 2 | Codex, OpenCode | 1 | 2,257 tok |
| EmZod/Agent-Focus-Group Test AI tool documentation against multiple models before shipping. Send skill docs to GPT | 2 | Codex, OpenCode | 1 | 2,284 tok |
| Bubu89/full-page-pdf-snap provinglab.dev Save any webpage as one high-resolution PDF — also on Firefox for Android. Runs entirely o | 2 | Codex, OpenCode | 1 | 4,090 tok |
| cyzlmh/agentype Local AI-agent usage analytics and persona archetypes | 2 | Codex, OpenCode | 1 | 680 tok |
| arkgum/arkgum-agent-skills Source-grounded NotebookLM research skill that turns a topic into a cited page brief and b | 2 | Codex, OpenCode | 1 | 284 tok |
| Coverage-Cat/skills coveragecat.com Public installable skills for Coverage Cat | 2 | Codex, OpenCode | 1 | 1,838 tok |
| WdBlink/autoresearch-paper Research-first Agent Skill that runs long-horizon paper pipelines with evaluator gates, he | 2 | Codex, OpenCode | 1 | 344 tok |
| GDvega/super-android-kotlin-firebase-skill A modular Agent Skills repository for Android, Kotlin, Jetpack Compose and Firebase develo | 2 | Codex, Gemini CLI, OpenCode | 2 | 202 tok |
| ChuYiCui1/AshareHub-skills asharehub.com Official AShareHub Agent Skill for querying Chinese A-share and ETF market data | 2 | Codex, OpenCode | 1 | 278 tok |
| Zkeeper6899/rigorous-agents-md A reusable AGENTS.md profile for rigorous AI assistant reasoning, uncertainty awareness, a | 2 | Codex, OpenCode | 1 | 755 tok |
| lectral/dnd-workshop A collection of structured AI workflows (SKILL.md) for building D&D content monsters, NPCs | 2 | Codex, OpenCode | 1 | 2,021 tok |
| jpbaking/playwright-fieldkit Playwright FieldKit: gives coding agents hands and eyes on the web — crawl, debug, record, | 2 | Claude Code, Codex, OpenCode | 2 | 312 tok |
| jukrap/ai-agent-playbook npmjs.com Reusable AI agent skills, project templates, and guardrails for safer software maintenance | 2 | Codex, OpenCode | 1 | 331 tok |
| frankxai/affiliate-agent-skills frankx.ai Agent skill engine for AI-tool affiliate catalogs, monetization audits, partnership workfl | 2 | Codex, OpenCode | 1 | 862 tok |
| blackwell-systems/polywave-codex Polywave implementation for OpenAI Codex CLI: parallel AI agents with disjoint file owners | 2 | Codex, OpenCode | 1 | 210 tok |
| storious/agent-playbook Optional package and lifecycle manager for Agul runtimes, Skills, Plugins, and .agents pac | 2 | Codex, OpenCode | 1 | 372 tok |
| Tradebaas/Groundwork tradebaas.github.io The operating system for AI-built software: one rulebook, a skill library, project memory | 2 | Claude Code, Codex, OpenCode | 5 | 856 tok |
| arslanr-com/amcli amcli.arslanr.com A CLI over ArchiMate models — search, traverse, edit, validate and draw .archimate files. | 2 | Claude Code, Codex, OpenCode | 2 | 5,868 tok |
| edloidas/skills Agent skills for planning, building, reviewing, auditing, maintaining, and shipping softwa | 2 | Codex, OpenCode | 1 | 1,708 tok |
| dzhokhov/markdown-agent-vault-ru Open-source starter kit for an agent-ready Markdown vault with AGENTS.md, templates, skill | 2 | Codex, OpenCode | 1 | 2,342 tok |
| ConmuYan/my-academic-skills Personal academic agent skills: closed-loop abstracts and paper prototype code. Install on | 2 | Codex, OpenCode | 1 | 533 tok |
| bogdanbaciu21/skills bogdanbaciu.com Useful Skills from Bogdan Baciu | 2 | Codex, OpenCode | 1 | 77 tok |
| zmij/agent-kb Drop-in Qdrant-backed knowledge base for LLM coding agents, exposed over MCP | 2 | Claude Code, Codex, OpenCode | 2 | 1,260 tok |
| jorgealves/agent_skills My Agent Skills Configurations | 2 | Codex, OpenCode | 1 | 2,009 tok |
| sven1103-agent/sklint A small Go CLI to validate agent skills against agentskills.io specification | 2 | Codex, OpenCode | 1 | 3,460 tok |
| sonofmagic/skills icebreaker's skills | 2 | Claude Code, Codex, OpenCode | 2 | 2,221 tok |
| unshDee/proofrag pypi.org Point your agent at your docs and your RAG app; get a golden test set + an LLM-as-judge & | 2 | Claude Code, Codex, OpenCode | 1 | 348 tok |
| byheaven/byheaven-skills A collection of agent skills for code and productive work. | 2 | Claude Code, Codex, OpenCode | 3 | 1,858 tok |