How real projects configure their agents

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
tools-mcp/vessel-traffic-mcp tools-mcp.github.io Read-only MCP server for vessel AIS, ship tracking, schedules, and BYOK maritime providers 6 Codex, OpenCode 1 652 tok
Redseb/rpgmaker-mz-mcp MCP server for RPG Maker MZ 6 Claude Code 2
assaf/expense expense.labnotes.org Forward a receipt to your inbox and it's filed automatically. 6 Claude Code, Codex, OpenCode 11 6,697 tok
claytono/go-unifi-mcp A Model Context Protocol (MCP) server for UniFi Network Controller, written in Go. 6 Claude Code, Codex, OpenCode 2 1,073 tok
husk-security/husk 6 Claude Code, Codex, OpenCode 3 5,589 tok
sebastienrousseau/rlg doc.rustlogs.com Near-lock-free structured logging for Rust. 10-crate workspace: MCP server (Claude/Cursor/ 6 Claude Code 1 575 tok
BackToCimaCoppi/Praxis A Claude Code skill methodology library for setting rules for AI-driven development: seven 6 Claude Code 1 1,745 tok
johanthoren/jeff A model-native quality control plane for agentic software work. Preserved at 6.7.0; develo 6 Claude Code, Codex, OpenCode 1 1,875 tok
trueoriginlabs/vibatchium pypi.org Stealth browser automation for AI agents — unattended, headless, N parallel persistent log 6 Codex, OpenCode 1 9,802 tok
zlatkoc/youtube-summarize MCP server that fetches YouTube video transcripts and optionally summarizes them. 6 Claude Code 1 922 tok
timwhitez/AutoRE-CLI Static-only binary analysis CLI and Agent Skill with bounded, evidence-backed output 6 Codex, OpenCode 1 520 tok
rundesk-ai/rundesk-cli Persistent proactive self-improving AI teammates with memory, skills, and schedules. 6 Claude Code, Codex, OpenCode 2 7,400 tok
regiellis/suno-songwriter-agent-skill regiellis.github.io Agent skill for Suno v5.5-ready songs: hook-first lyrics, style prompts, instrumentals, mu 6 Claude Code 1 1,886 tok
CCDawn/codex-skills skills.sh Chinese-first Codex skill pack for intent alignment, dynamic routing, lightweight developm 6 Claude Code, Codex, OpenCode 2 984 tok
yamadashy/agent-carnet npmjs.com File-based markdown notebook CLI for AI agents — the leather notebook in your jacket pocke 6 Claude Code 1 1,650 tok
scalefocus/skilly scalefocus.com Enterprise-grade, self-hosted registry for governing SKILL.md agent skills, with identity 6 Claude Code 1 3,482 tok
prangishviliAbe/agent-skills Portable, production-grade skills for AI coding agents — web development, security, UI/UX, 6 Codex, OpenCode 1 927 tok
mehdiforoozandeh/crux mehdiforoozandeh.github.io A scientific-method lab notebook your AI agent drives — research as a tree of questions an 6 Codex, OpenCode 1 586 tok
pivoshenko/pivoshenko.ai ai.pivoshenko.dev 🧙‍♂️ pivoshenko's AI workspace 6 Claude Code, Codex, OpenCode 2 1,532 tok
synaptiai/agent-capability-standard Agent Capability Standard is an open specification for composable AI agent capabilities. I 6 Claude Code 1 2,946 tok
asanderson/llm-redact Large Language Model (LLM) information redactor that prevents private information from bei 6 Claude Code 2 16,545 tok
chipweaver/veripower An open-source agent flow from natural language spec through Verilog RTL and UVM verificat 6 Claude Code 4 1,966 tok
PedroMeloOfficial/Youtube-Agent-Matrix A complete YouTube channel operating system for Claude Code — 14 specialized subagents for 6 Claude Code 1 3,960 tok
jayasukuv11-beep/agenthelm agenthelm.online Shared, versioned memory for AI coding agents — MCP server with git-style history (log/dif 6 Cursor 1 320 tok
badchars/wifi-security-mcp-server npmjs.com Full-spectrum wireless security MCP server — WiFi, Bluetooth, RF/SDR, NFC/RFID, Cellular/5 6 Claude Code 1 441 tok
michalstrnadel/AgentBar Approve Claude Code permission prompts right from your menu bar — no terminal switching — 6 Claude Code 1 760 tok
adhi-jp/minecraft-modding-mcp npmjs.com MCP server for AI-assisted Minecraft modding: inspect decompiled source, resolve Mojang/Ya 6 Codex, OpenCode 1 3,032 tok
Leonezz/openbaud baud.zhuwenq.cc Turn serial devices into reusable, auditable tools for coding agents — discover, decode, v 6 Claude Code, Codex 1
david-engelmann/maidan david-engelmann.github.io The operating layer for teams of AI agents 6 Claude Code, Codex, OpenCode 2 35,489 tok
yihefeikong-rgb/ai-plc-integration-public Local AI automation workbench for Siemens PLC and industrial-robot R&D: MCP, TIA Portal V2 6 Codex, OpenCode 1 1,653 tok
OrellBuehler/kerf orellbuehler.github.io AI-assisted video & audio editor — Rust + Tauri, with an MCP server that lets Claude cut a 6 Claude Code 1 20,620 tok
Kiwunaka/codexRS Native Rust Codex Desktop client for Windows and Linux: tasks, diffs, Git, PTY, Browser, C 6 Codex, OpenCode 1 825 tok
FramY2/ctxwise npmjs.com CtxWise — see and control what Codex loads. Local-first context audit, profiles, drift det 6 Codex, OpenCode 1 144 tok
alanpcf/brasil-data-mcp npmjs.com MCP server providing access to Brazilian public data (CNPJ, CEP, banks, holidays, DDD, ISB 6 Codex, OpenCode 1 4 tok
programasweights/rules-as-programs 6 Codex, OpenCode 1 2,831 tok
ludengz/awesome-epub-translator-skill AI-powered ePub translator for Claude Code — translate ebooks to any language with automat 6 Claude Code 1 811 tok
ccevans/bobbycode npmjs.com A full SDLC workflow for a solo developer — one person, a whole team of Claude Code agents 6 Claude Code 82 3,719 tok
wonna-fi/saaga 6 Claude Code, Codex, OpenCode 2 420 tok
karak/karak-claude-plugin Claude Code plugin with design documentation skills and specialized agents 6 Claude Code, Codex 2
windyroad/agent-plugins Claude Code plugins for architecture governance, risk management, TDD, and delivery qualit 6 Claude Code, Codex, OpenCode 3 2,359 tok
akutishevsky/google-tasks-mcp gtasks-mcp.com MCP server for Google Tasks API integration 6 Claude Code 1 1,070 tok
renderdraw/lens Point. Describe. Ship. Chrome extension for visual feedback, video direction, and QA asse 6 Claude Code 2 838 tok
natecostello/genechat-mcp MCP server for conversational personal genomics — query your whole-genome sequencing data 6 Claude Code, GitHub Copilot 2 5,705 tok
Euclid-BG/Euclid-MCP euclid-bg.github.io Euclid-MCP server for logical reasoning: turns facts into formal proofs. Euclid-MCP is a h 6 Codex, OpenCode 1 2,525 tok
specdog/dotdog specdog.github.io CLI tool for structured software specs. Validate .dog files, compile .dag graphs, query vi 6 Claude Code, Codex, OpenCode 2 959 tok
MigueDuque/capcut-mcp-server-extended CapCut MCP server for Claude Code with extended tools, presets and parametrized workflows 6 Claude Code 1 4,456 tok
Walvez/grok-subagent Use the official Grok Build CLI as a controlled external subagent for Codex via ACP and MC 6 Codex, OpenCode 1 591 tok
pixelab-ch/higgsfield-skills Model-aware Claude Agent Skills for AI image & video generation on Higgsfield — 15 creativ 6 Claude Code 1 3,994 tok
berkayturk/appstore-precheck Read-only iOS App Store pre-submission check: scans 52 rejection vectors, wraps Apple's fa 6 Codex, OpenCode 1 792 tok
mhenke/john-ousterhout-skills Strategic software design guidelines for AI coding agents. 15 behavioral rules + critique/ 6 Claude Code, Codex, OpenCode 2 2,307 tok