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 |
|---|---|---|---|---|
| marchatton/agent-skills marchatton.com Curated and custom built skills, commands and hooks for level up your AI coding. | 5 | Codex, OpenCode | 1 | 785 tok |
| MishraShardendu22/mini-coding-agent CLI with Skills as a mini coding agent. | 5 | Claude Code, Codex | 3 | — |
| BlueEventHorizon/Swift-Selena Swift Analyzer MCP Server, with respect to Serena | 5 | Claude Code, Codex, Gemini CLI, OpenCode | 15 | 4,690 tok |
| gadenbuie/ds-lab-agent-skills Posit DS Lab: Agent Skills! | 5 | Claude Code, Codex | 3 | — |
| TypeFox/agent-skills Collection of agent skills for technologies used at TypeFox | 5 | Claude Code, Codex, OpenCode | 2 | 1,030 tok |
| vanja-emichi/a0_agent_skills Production-grade engineering skills for Agent Zero — 20 skills covering the full dev lifec | 5 | Codex, OpenCode | 1 | 1,198 tok |
| jastice/rules_agents Discover and configure agent skills; manage profiles and run agents from Bazel | 5 | Claude Code, Codex, OpenCode | 2 | 1,963 tok |
| XinpengLu/Agent-skills-papers-pro | 5 | Codex, OpenCode | 1 | 2,017 tok |
| fellipeutaka/leon 🤖 A curated collection of Agent Skills for AI coding agents | 5 | Claude Code, Codex, OpenCode | 2 | 380 tok |
| iamBrzDev/enterprise-agent-skills Agent Skills for the enterprise backend stack — .NET, Laravel, SQL Server | 5 | Claude Code, Codex, OpenCode | 2 | 2,554 tok |
| Fandy-ust/cover-letter-assistant Agent skills that master cover-letter writing | 5 | Codex, OpenCode | 9 | 415 tok |
| AryanMotiani/SkilledAgent A plug-in workspace of various development skills that turns AI coding agents into structu | 5 | Claude Code, Codex | 44 | — |
| danielgap/openclaw-planitor Sistema de creación de planes de negocio para OpenClaw — Agentes, skills, pipeline y frame | 5 | Claude Code, Codex, OpenCode | 2 | 593 tok |
| aldianriski/lean-flow Lean agentic dev loop for Claude Code: prime → lean-doc → orchestrate → repeat. Eleven sta | 5 | Claude Code, Codex, OpenCode | 2 | 155 tok |
| pillaiharish/opencode-ollama-steroids OpenCode + Ollama multi-agent workflow with builder/reviewer agents, headless runs, skills | 5 | Claude Code, Codex, OpenCode | 8 | 1,732 tok |
| dhanushk-offl/resume-parser npmjs.com An agent skill, CLI tool, npm library, and MCP server that deeply parses resumes using the | 5 | Codex, OpenCode | 1 | 533 tok |
| morajabi/yc-partner Knowledge pack for YC application review, interview prep, fun facts, office hours, rejecti | 5 | Codex, OpenCode | 1 | 2,397 tok |
| kallolchakraborty/ABAP-guardian Enterprise-grade SAP ABAP code review skill & AI agent guardrails enforcing Clean ABAP, AT | 5 | Claude Code, Codex | 1 | — |
| casterkay/gurutalks Distill the thoughts of modern and ancient masters into intelligent-agent memory bases and | 5 | Claude Code, Codex, OpenCode | 2 | 6 tok |
| FriendsHL/skillforge Open-source production-grade Java Agent Harness: Agent Loop, Tool/Skill/MCP, context and M | 5 | Claude Code, Codex, OpenCode | 21 | 3,849 tok |
| mastercodeai/private-board-meeting-skill Executive decision-making framework — 7 top business advisors structurally scrutinize your | 5 | Codex, OpenCode | 1 | 728 tok |
| stevekinney/temporal-mcp | 5 | Claude Code, Codex, OpenCode | 2 | 2,718 tok |
| jtsternberg/claude-plugins A curated collection of custom Claude Code skills for macOS productivity and development w | 5 | Claude Code, Codex, OpenCode | 2 | 5,146 tok |
| SunGrow/ue-blueprint-extractor UE5 editor plugin that extracts Blueprint and StateTree data to structured JSON, with MCP | 5 | Codex, OpenCode | 1 | 57 tok |
| Gfriend997/gemini-companion garywong.ai Claude Code plugin for Google Gemini: delegated tasks, code review, adversarial review, ba | 5 | Claude Code, Codex, OpenCode | 1 | 548 tok |
| xiaolai/mac-it-guy-pro Your personal IT guy for macOS — remembers your machine, guards every action, explains wha | 5 | Codex, OpenCode | 1 | 1,786 tok |
| tatat/agents-playground tatat.github.io | 5 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 349 tok |
| drshailesh88/integrated_content_OS | 5 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 15,524 tok |
| leewnsdud/garmin-connect-mcp | 5 | Codex, OpenCode | 1 | 9,272 tok |
| ManuelBerrueta/hacking-buddy-mcp Hacking Buddy MCP is a proof-of-concept MCP Server showing how AI can be leveraged in secu | 5 | Codex, OpenCode | 1 | 410 tok |
| hy20191108/semantic-scholar-mcp | 5 | Claude Code, Codex, OpenCode | 2 | 630 tok |
| LeonMelamud/pikud-a-oref-mcp | 5 | Codex, OpenCode | 1 | 2,156 tok |
| Subconscious-ai/ghostshell MCP (Model Context Protocol) server for the Subconscious AI API | 5 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 2,009 tok |
| aws-samples/sample-sagemaker-agentic-model-deployment Agent-driven staging, deployment, benchmarking, and optimization of open-weight models on | 5 | Codex, Kiro, OpenCode | 4 | 8 tok |
| Sma1lboy/coforce-apply coforce.vercel.app Your job hunt on autopilot — skill-first job application agent: discover, tailor, apply, t | 5 | Claude Code, Codex, OpenCode | 12 | 1,488 tok |
| Wuxb02/medi-agent-swarm Multi-agent intelligent Q&A assistant / skill-agent capability integration / three-layer m | 5 | Claude Code, Codex, OpenCode | 11 | 8,482 tok |
| FerryCorleone/pingshu-skill Agent Skill for modern Chinese pingshu scripts and TTS performance plans | 5 | Codex, OpenCode | 1 | 389 tok |
| straddleio/ai a collection of plugins, skills, and tools for agentic development on the straddle platfor | 5 | Claude Code, Codex, OpenCode | 2 | 1,245 tok |
| crockpotveggies/execlaw Self-hosted AI agent with persistent memory, plugins, tools, and skills written in Rust | 5 | Codex, OpenCode | 1 | 4,210 tok |
| lijiawei255/agent-edu-reviewkit A skill for an agent programming assistant that helps students convert course materials in | 5 | Claude Code, Codex, OpenCode | 2 | 3,302 tok |
| Codagent-AI/and-scene An Agent Skill that builds animated, morphing slide presentations | 5 | Claude Code, Codex, OpenCode | 2 | 744 tok |
| benjamcalvin/bootstraps A curated collection reusable patterns, agentic skills, and hooks that work for the proble | 5 | Claude Code, Codex, OpenCode | 2 | 989 tok |
| DUBSOpenHub/groundhog-day 🐿️ Autonomous backup agent for Copilot CLI skills. Your laptop will crash. Your skills wo | 5 | Codex, OpenCode | 1 | 900 tok |
| appeeky/stripe-skills appeeky.com AI agent skills that make your assistant a full Stripe expert. Covers revenue analytics, g | 5 | Claude Code, Codex, OpenCode | 2 | 306 tok |
| Furinelle/furina Furina de Fontaine role-playing resource pack — a self-contained skill following the Agent | 5 | Claude Code, Codex, OpenCode | 5 | 642 tok |
| donghae0414/codex-gemini-mcp codex-gemini-mcp | 5 | Codex, OpenCode | 1 | 1,226 tok |
| jinyimeng01/net-code-audit-skill-master World-class .NET offensive security & code audit skill suite for AI agents | 5 | Codex, OpenCode | 1 | 1,280 tok |
| QuantitativeX/shanghai-social-security-agent quantitativex.github.io Unemployment policy consultation: Shanghai unemployment insurance, social security for fle | 5 | Claude Code, Codex | 2 | — |
| gobing-ai/superskill A manager for multi-agent skill, slash command, subagent, hook, MCP and etc. | 5 | Claude Code, Codex, Cursor, Gemini CLI, OpenCode | 5 | 2,754 tok |
| season179/ai-sdk-app Sandbox for Vercel AI SDK experiments: tool search over a 200-tool catalog, Postgres-backe | 5 | Claude Code, Codex, OpenCode | 3 | 654 tok |