22,145 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 |
|---|---|---|---|---|
| j4flmao/agent-skills | 23 | Claude Code, GitHub Copilot, OpenCode | 12 | 1,197 tok |
| daften/fireflyiii-mcp daften.github.io Connect any MCP client to Firefly III — 140 tools via stdio (PAT) or HTTP (OAuth | 23 | Claude Code, Codex, OpenCode | 3 | 10,162 tok |
| vermont42/iOS-Design-Agent-Skill This is a design-critique skill and plugin that allows coding agents to apply rigorous aes | 23 | Codex, OpenCode | 1 | 151 tok |
| BeppeTemp/cartographer beppetemp.github.io MCP governance server in Go for the Agentic Wiki — knowledge that composes, not that you q | 23 | Claude Code, Codex, OpenCode | 4 | 1,999 tok |
| wananing/Smart-Health-Assistant An open-source general health AI assistant inspired by Ant Afu, based on LangGraph + FastA | 23 | Codex, OpenCode | 1 | 671 tok |
| ultralytics/skills ultralytics.com Agent skills for Ultralytics YOLO, covering models, datasets, training, tuning, inference, | 23 | Claude Code, Codex, OpenCode | 2 | 1,717 tok |
| LaohuAD/laohu-ai-visual runninghub.ai $0.047/s or ¥0.3/s seedance2 low price | 23 | Codex, OpenCode | 1 | 7,529 tok |
| tokuhirom/mutsu tokuhirom.github.io | 23 | Claude Code, Codex, OpenCode | 14 | 24,010 tok |
| KbWen/agent-virtual-office 🏢 Watch your AI coding agents live their office life — Claude Code, Codex & Gemini show u | 23 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 62 | 4,798 tok |
| olafkfreund/nixos_config My private nixos_config | 23 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 72 | 4,748 tok |
| Elnora-AI/elnora-ai-agent-hackathon-starter-kit Run one command, follow the instructions, and get your first AI agents up and running — Cl | 22 | Claude Code, Codex, OpenCode | 3 | 3,892 tok |
| motormetrics/motormetrics motormetrics.app Monorepo for SG Cars Trends backend services | 22 | Claude Code, Codex, OpenCode | 57 | 1,636 tok |
| sttts/slagent Claude talking to Slack | 22 | Claude Code, Codex, OpenCode | 2 | 2,183 tok |
| eznix86/mcp-gateway Too much tools in context. Use a gateway | 22 | Codex, OpenCode | 1 | 770 tok |
| ivanlucky22/nAItmare A template that brings order to the chaos of multi-agent development - ensuring every AI t | 22 | Codex, OpenCode | 1 | 427 tok |
| tarnish233/gitpic GitHub image-hosting CLI tool: upload local or clipboard images, generate Markdown links, | 22 | Codex, OpenCode | 1 | 4,708 tok |
| lucasfevi/tbh-companion lucasfevi.github.io Read-only desktop companion for TBH: Task Bar Hero — live XP/gold rates, inventory valuati | 22 | Claude Code, Codex, OpenCode | 5 | 1,776 tok |
| pol-lopez/fastapi-template | 22 | Claude Code, Codex, OpenCode | 5 | 926 tok |
| arismoko/buddy.nvim AI-powered MCP server for Neovim - bridge your editor to LLM agents | 22 | Codex, OpenCode | 1 | 1,277 tok |
| archmaxai/archmax archmax.ai A semantic layer for your data: archmax describes it, you sharpen it, agents query it. | 22 | Claude Code, Codex, Cursor, OpenCode | 10 | 1,013 tok |
| EpisodeYu/HarnessSmith Forge your own agent harness — a config-to-code generator that renders a thin, standalone | 22 | Claude Code, Codex, OpenCode | 2 | 4,792 tok |
| prajapatimehul/claude-aws-cost-saver Claude Code plugin that finds AWS cost savings. 163 checks across EC2, RDS, S3, Lambda, an | 22 | Claude Code, Codex, OpenCode | 2 | 5,798 tok |
| Genuifx/ccem All Kind of MODEL IN ONE APP. Workspace for Claude Code & Codex — multi-model parallel ses | 22 | Claude Code, Codex, GitHub Copilot, OpenCode | 28 | 5,172 tok |
| Poliklot/bitrix-agent-skill Core-first 1C-Bitrix CMS and Bitrix24 skill for Claude Code and Codex. | 22 | Codex, OpenCode | 1 | 280 tok |
| amm10090/fanqie-publisher-skill Playwright-powered Fanqie novel publishing skill with guides and thin adapters for OpenCla | 22 | Claude Code, Codex, OpenCode | 2 | 2,394 tok |
| AXERA-TECH/Magnetar Pulsar2 Agent, Build a 10‑stage automated pipeline powered by AI Agent. Convert floating‑p | 22 | Claude Code, Codex, OpenCode | 13 | 4,969 tok |
| SoftWare-A-G/meet-ai meet-ai.cc Remote control for Claude Code, Codex, Pi and Opencode. | 22 | Claude Code, Codex, OpenCode | 2 | 1,407 tok |
| Veridise/audithub-mcp Connect AI agents to AuditHub’s blockchain security tools. Launch scans, review findings, | 22 | Codex, OpenCode | 1 | 176 tok |
| TrueHOOHA/LLM-Wiki This is my implementation of Karpathy's LLM Wiki. A key highlight is the use of agent skil | 22 | Codex, OpenCode | 1 | 4,245 tok |
| ShieldNet-360/secure-vibe SecureVibe — prevention-first security for AI-written code. Signed SKILL.md knowledge that | 22 | Codex, OpenCode | 1 | 1,449 tok |
| Leobai03/tc leobai825.icu TC Tian Ce startup problem-solving system: first turns messy narratives into the real prob | 22 | Codex, OpenCode | 1 | 531 tok |
| ihabkhaled/ClawAI claw-ai.co Claw is a local-first AI control plane that runs powerful open models on your machine and | 22 | Claude Code, Codex, Cursor, Gemini CLI, OpenCode | 4 | 9,893 tok |
| wzj998/ChatCCC Control DeepSeek Harness / Claude Code / Cursor / Codex / CCC Agent via Feishu (Lark) or W | 22 | Claude Code, Codex, OpenCode | 3 | 1,662 tok |
| zhu-kai/whodecided CLI that distills the silent decisions your AI coding agents make into a reviewable ledger | 22 | Claude Code, Codex, OpenCode | 9 | 1,372 tok |
| OthmanAdi/openui-forge spruce-prism-8yya.here.now Cross-IDE, multi-stack agent skill for OpenUI (the Open Standard for Generative UI). Adds | 22 | Codex, OpenCode | 1 | 558 tok |
| eep-dev/EEP eep.dev An open standard for push-based, verifiable communication between digital entities and age | 22 | Codex, OpenCode | 1 | 1,215 tok |
| kajogo777/bento georgebuilds.dev Checkpoint everything git misses in AI agent workspaces. Save, fork, push to any OCI regis | 22 | Codex, OpenCode | 1 | 4,129 tok |
| magnusrodseth/sparebank1-cli CLI for the SpareBank 1 personal banking API (accounts, transactions, transfers). BankID l | 22 | Codex, OpenCode | 1 | 819 tok |
| WizTheAgent/IronMesh ironmesh.org Local-first, end-to-end encrypted agent-to-agent mesh protocol. Zero-config LAN + LoRa. Ru | 22 | Codex, OpenCode | 1 | 1,853 tok |
| meltedinhex/analyst-ai-pack meltedinhex.com An open agent-skills library for malware analysis, reverse engineering, and threat hunting | 22 | Codex, GitHub Copilot, OpenCode | 2 | 1,536 tok |
| MLOps-Courses/mlops-coding-skills mlops-coding-course.fmind.dev Agent skills based on the MLOps Coding Course | 22 | Codex, OpenCode | 1 | 1,092 tok |
| dmirain/OctoForge Self-hosted multi-tenant agent platform for teams: skills, knowledge, API contracts and MC | 22 | Claude Code, Codex, OpenCode | 4 | 3,716 tok |
| 0GiS0/miduconf-mcp youtube.com 🚀 Mi demos de la Miduconf 2025 👾 | 22 | Codex, OpenCode | 1 | 837 tok |
| nantobv/pituitary Catch spec drift before it catches you. Indexes your specs, docs, and decision records, th | 22 | Claude Code, Codex, Gemini CLI, OpenCode | 5 | 2,571 tok |
| CRJFisher/ariadne 🧵 Follow the thread through your codebase - find definitions, track references, and build | 22 | Claude Code, Codex, OpenCode | 23 | 3,320 tok |
| hecatehq/hecate hecate.sh AI workspace and runtime for projects, chats, providers, memory, approvals, and supervised | 22 | Claude Code, Codex, GitHub Copilot, OpenCode | 8 | 9,628 tok |
| 0GiS0/biznagafest-mcp MCP Servers en Málaga con salero | 22 | Codex, OpenCode | 1 | 103 tok |
| ducnguyen67201/FeatherlaneAI featherlane.ai Real-time guardrail runtime for AI agents. | 22 | Claude Code, Codex, OpenCode | 2 | 4,375 tok |
| jeremylongshore/iam-bob-adk-python Intent Agent Model (IAM) — Bob reference runtime on Google ADK. Historical V1. IAM = Inten | 22 | Claude Code, Codex, OpenCode | 7 | 6,595 tok |
| thecompez/ai-for-modern-cpp A template repository for guiding AI coding agents to write safe, modern C++20/23/26 code | 22 | Claude Code, Codex, OpenCode | 2 | 12,491 tok |