How real projects configure their agents

22,256 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 agents7,642Claude Code6,648Data and AI3,676Backend and APIs3,504Languages3,399Planning3,222Git and workflow3,208Code review2,742Testing2,379Memory and context2,369Writing and docs2,323DevOps and cloud2,311Research2,290Frontend2,261Security2,025Productivity1,719

All Claude Code31,996 Codex23,310 OpenCode22,256 GitHub Copilot3,557 Gemini CLI1,917 Cursor1,739 Windsurf141 Kiro81

Project Stars Configures Files Always loaded
nazerim/brave-answers-mcp MCP server (stdio) for the Brave Answers API: cited one-shot answers + async research subm 0 Codex, OpenCode 1 749 tok
LifeAnalysis/company-mesh Secure, local-first MCP collaboration for AI agent teams over Iroh 0 Codex, OpenCode 1 177 tok
Carlos-ortiz23/siigo-mcp Servidor MCP (Model Context Protocol) remoto que conecta la API pública de Siigo Colombia 0 Codex, OpenCode 1 360 tok
garvitkumbhat619/mcp-server-python-msw3oiyy Created from render-examples/mcp-server-python template 0 Claude Code, Codex, OpenCode 2 841 tok
awernick/github-mcp Thin FastMCP server with flat GitHub tools (issues, PRs, code browsing); self-hosted strea 0 Codex, OpenCode 1 172 tok
nate-raubenheimer/lawpracticeza-mcp MCP server for LawPracticeZA — South African legal practice software. 0 Codex, OpenCode 1 601 tok
sultan-programistow/paddling-pl-mcp-server paddling-pl-mcp-server.vercel.app 0 Claude Code, Codex, OpenCode 2 924 tok
alejoacelas/amazing-marvin-mcp Local Amazing Marvin MCP server and Claude Desktop extension 0 Claude Code, Codex, OpenCode 2 84 tok
GetSayAll/sayall-mcp Local-only MCP servers and authorization tooling for SayAll apps 0 Codex, OpenCode 1 157 tok
Demi8-patch/aegis Durable, Evidence-Grounded Knowledge Compiler for AI Agents (MCP 2026-07-28) 0 Codex, OpenCode 1 2,029 tok
IMONsergey/framer-chat-mcp 0 Codex, OpenCode 1 272 tok
SanAntonio021/claude-codex-bridge Local authenticated bidirectional MCP bridge for isolated Claude and Codex peer sessions. 0 Claude Code, Codex, Gemini CLI, OpenCode 3 286 tok
PipperL/nycu-library-mcp-wrapper Cloudflare Workers wrapper for NYCU Library's official MCP server. Normalizes catalog sear 0 Codex, OpenCode 1 360 tok
kadalzbaiq/mata-kadalz A local Vision MCP server for any MCP client, using Qwen3-VL through an external llama-ser 0 Codex, OpenCode 1 710 tok
anshrajore/atelier-mcp Atelier is an MCP server and agent skill pack that adds post-generation quality gates to v 0 Claude Code, Codex, GitHub Copilot, Cursor, OpenCode 4 1,967 tok
yuyou-dev/GrillMeJewel A standalone Codex Apps UI interview that turns vague jewelry ideas into confirmed briefs 0 Codex, OpenCode 1 274 tok
AaronVick/AGENT_FABLES agentfables.org Machine-readable preflight for software agents: pass the next unsent tool call; receive ≤2 0 Codex, OpenCode 1 408 tok
a895150154-star/ai-video-studio-agent Local AI video-production console with HyperFrames or Remotion, MCP, and isolated workers 0 Codex, OpenCode 1 1,262 tok
ruanderson1/MCP-Server 0 Codex, OpenCode 1 332 tok
Akshit1018/S.HiveDesk Open-source AI ERP desk with confirm-before-write agents. CRM, stock, accounts, HR. Frappe 0 Codex, OpenCode 1 9,260 tok
JoinSyndicate/hypercrawl Self-hosted, cookie-aware web-automation engine — turns any site into MCP tools, runs head 0 Claude Code, Codex, OpenCode 3 532 tok
uhvogala/azure-devops-mcp-vscode 0 Codex, OpenCode 1 278 tok
srmackey/insitu Situated identity for AI coding agents. One vault of reusable guidance and skills, deliver 0 Claude Code, Codex, OpenCode 2 745 tok
Noctree/unity-manual-mcp An MCP server for serving local installations of the Unity documentation 0 Codex, OpenCode 1 1,249 tok
ikeike443/fatsecret-mcp fatsecret-mcp.vercel.app 0 Claude Code, Codex, OpenCode 2 655 tok
XiaotaoGuo/qbittorrent-readonly-mcp Local stdio-only, strictly read-only MCP server for qBittorrent 0 Codex, OpenCode 1 274 tok
Salatik98/tilda-mcp Pre-alpha research harness for a safe, machine-verifiable Tilda control plane. 0 Codex, OpenCode 1 423 tok
jamesdsizemore/rush-cli Agentic code-quality CLI and local stdio MCP server for coding agents. 0 Codex, OpenCode 1 1,976 tok
gastonrey/licita-app EU Tenders 0 Codex, OpenCode 1 967 tok
lfegg/character-recognize-mcp 0 Codex, OpenCode 1 452 tok
FireCulex/int Self-hosted, Dockerized AI memory system with MCP server for AI coding assistants to recal 0 Codex, OpenCode 1 1,342 tok
jamesdsizemore/headcleaner-cli Convert documents to Markdown and OKF v0.2 with diagnostics, plugins, MCP, and reports. 0 Claude Code, Codex, OpenCode 2 3,493 tok
talvaknin744/garmin-coach-mcp Local Garmin coaching MCP for Codex, ChatGPT desktop, and Claude 0 Codex, OpenCode 1 134 tok
Cgisclair29/Rapid7-MCP 0 Codex, OpenCode 1 1,947 tok
djsushilkumar/Craftor Universal MCP Platform for WordPress, Elementor & WooCommerce 0 Claude Code, Codex, Gemini CLI, OpenCode 17 1,882 tok
IsoCodeCrafter/PCP Standardize Context, Not Intelligence. An open protocol and MCP server for preserving proj 0 Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode 5 3,290 tok
primax79/vscode-mcp-dap-debugger VS Code extension and CLI that expose the Debug Adapter Protocol (DAP) as MCP tools, allow 0 Claude Code, Codex, OpenCode 2 3,796 tok
khaosans/operator-etl Agentic ETL pipeline for FOIA & public comments — LangGraph, MCP, PII vault, Medallion war 0 Codex, OpenCode 1 1,026 tok
roxy-plugins/bangumi-mcp 0 Codex, OpenCode 1 416 tok
mishan/assetto-mcp An MCP for Assetto Corsa 0 Codex, OpenCode 1 129 tok
PCT-BR/n8n-mcp 0 Claude Code, Codex, OpenCode 10 2,867 tok
layermedya/Critic-MCP A Model Context Protocol (MCP) server providing automated, read-only code review and vulne 0 Codex, OpenCode 1 808 tok
hal666/vision-mcp Clipboard-first vision MCP for text-only agents 0 Claude Code, Codex, OpenCode 2 492 tok
w4ndaja/figma-plugin-as-mcp 0 Claude Code, Codex, OpenCode 24 981 tok
ryanportfolio/winuse-mcp Computer use for Claude Code on Windows: an MCP server that lets Claude see your screen an 0 Claude Code, Codex, OpenCode 34 2,540 tok
reachjalil/openwork-mcp-app-gallery-sol openwork-mcp-app-gallery-sol-jalil-7198s-projects.vercel.app Independent hosted adaptation of official MCP Apps examples 0 Codex, OpenCode 1 270 tok
elemarin/renderoni elemarin.github.io Three.js renders. Rapier simulates. Renderoni makes it a game: an open-source 3D web game 0 Claude Code, Codex, OpenCode 3 1,082 tok
agentcommunity/mcp Official stdio connector for the Agent Community hosted MCP server 0 Codex, OpenCode 1 203 tok
Snozu/relay An AI operations agent that answers from your own data, cites your own policies, and stops 0 Codex, OpenCode 1 154 tok
devopsbrandmirchi/GoogleMcpServer MCP Server To Connect Google Platform 0 Claude Code, Codex, OpenCode 2 159 tok