How real projects configure their agents

43,832 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 agents7,763Claude Code6,670Data and AI3,659Backend and APIs3,501Languages3,393Git and workflow3,250Planning3,235Code review2,768Testing2,411Memory and context2,367Writing and docs2,341DevOps and cloud2,324Research2,284Frontend2,272Security2,048Project management1,751

All Claude Code31,994 Codex23,528 OpenCode22,474 GitHub Copilot3,571 Gemini CLI1,915 Cursor1,736 Windsurf150 Kiro87

Project Stars Configures Files Always loaded
g0g5/jupyter-notebook-mcp A FastMCP server for loading, reading, editing, searching, and saving Jupyter notebooks (. 0 Codex, OpenCode 1 246 tok
Klng79/minimax-mcp 0 Claude Code 1 1,509 tok
mydream1208/wmca-mcp NH Investment & Securities WMCA Open API MCP 0 Claude Code 1 1,341 tok
peterlozano/mcp-server-datadog MCP server for investigating Datadog resources — dashboards, logs, metrics, monitors, trac 0 Claude Code 1 638 tok
midnghtsapphire/rvvel-affiliate-links-mcp 0 Codex, OpenCode 1 2,349 tok
lux888093-hash/xhs_mcp MCP for XHS 0 Claude Code 1 834 tok
xyz50270/Microsoft-Calendar-MCP 0 Codex, OpenCode 1 143 tok
tone-row/brkt-gdrive-mcp brkt-gdrive-mcp.vercel.app 0 Claude Code 1 747 tok
mykolariabokon/project-mind-mcp 0 Claude Code, Codex, OpenCode 2 2,087 tok
diegofornalha/mcp-turso-cloud 🚀 MCP Turso Cloud - Fork melhorado com sync inteligente, gestão de documentação e ferrame 0 Claude Code 1 1,607 tok
hbomze/bb-gnubg-api-mcp 0 Claude Code 1 —
hyper-tew/telegram-mcp-notify 0 Claude Code, Codex 1 —
artkrsk/envato-market-mcp 0 Claude Code 1 294 tok
mind-protocol/mind-mcp Mind Protocol L1 Client - Local graph engine and MCP server 0 Claude Code 13 —
dantte-lp/oarx-docs-mcp MCP server for semantic search across ObjectARX 2026 documentation 0 Claude Code 1 466 tok
bfeeny/Apple-Notes-MCP An MCP for Apple Notes 0 Claude Code 1 873 tok
mandoo180/emacs-mcp 0 Claude Code 1 803 tok
physics91/android-ui-agent MCP server for Android UI automation with Playwright-style ref system 0 Codex, OpenCode 1 743 tok
galderic/serial-mcp MCP that allows reading execution logs from esp32 in batches 0 Claude Code 1 739 tok
2ca3/garoon-mcp-server 0 Claude Code 1 366 tok
dsaf123/mcp-assistant 0 Claude Code 1 703 tok
McCullonas/mcp-ns-railways MCP server for Dutch railway (NS) timetables and journey planning 0 Claude Code 1 723 tok
guglielmo/tmetric-minimal-mcp Minimal Model Context Protocol server for TMetric time tracking 0 Claude Code 1 780 tok
BACH-AI-Tools/mcp-server-azure-devops Azure DevOps reference server for the Model Context Protocol (MCP) 0 Claude Code, Codex, GitHub Copilot 3 2,384 tok
GeerMrc/RegistryTools MCP Tool Registry Server — a general-purpose tool search and discovery service 0 Claude Code 1 1,530 tok
anomalous3/macbot-mcp macOS GUI automation for AI agents via MCP. Accessibility tree + AppleScript + Quartz. The 0 Claude Code 1 999 tok
gpimthong/mcp-gw Aggregating MCP gateway with live dashboard — one Docker container, all your backend MCP s 0 Claude Code 1 1,503 tok
kohzih/devin-mcp-proxy 0 Claude Code 1 446 tok
PhilInTheLoop/luigi-ucp-server UCP Server (MCP) for Luigi's Pizzeria — proof-of-concept for agentic commerce 0 Claude Code 2 302 tok
exmuzzy/exmuzzy-mcp 0 Claude Code, Cursor 2 1,540 tok
opagani/cassini-workshop Read-only Model Context Protocol server over the Cassini-Huygens master_plan dataset (~62k 0 Claude Code 28 161 tok
rickoslyder/stackwiz-mcp 0 Claude Code 1 524 tok
jeffgbradley2/rss-mcp Simple RSS MCP Server for Claude Desktop 0 Claude Code 1 276 tok
Smartling/smartling-cli-mcp 0 Claude Code 1 980 tok
TheGreatAxios/obsidian-mcp 0 Claude Code 1 988 tok
SandraK82/wisdom-mcp a mcm service for the wisdom gateway and wisdom hub 0 Claude Code 1 585 tok
ICJIA/axecap-mcp A lightweight local MCP server that runs axe-core accessibility audits via Playwright and 0 Claude Code 1 102 tok
Anbus2011/digikey-mcp 0 Claude Code 1 500 tok
BradyDouthit/screenshot-mcp Visual context for LLMs 0 Claude Code 1 332 tok
YimingYAN/gmail-labels-mcp-server MCP server for Gmail label management — complements the official Gmail MCP connector 0 Claude Code 1 488 tok
alexanderhupfer/fastdomaincheck-mcp-server 0 Claude Code 1 492 tok
denizzeybek-fe/design-system-mcp 0 Claude Code 9 5,307 tok
saifeezibrahim/k8s-mcp-server-devops-ai 0 Claude Code 1 885 tok
Ma-fee/RAG_MCP 0 Codex, OpenCode 1 662 tok
pdurlej/jan-subagent Jan MCP: turn dry GitHub release bullets into polished Polish release notes, changelogs, a 0 Codex, OpenCode 1 932 tok
ks6573/SysControl 92+ real-time tools covering CPU, RAM, GPU, disk, network, processes, iMessage, clipboard, 0 Claude Code 1 4,224 tok
dogkeeper886/wpa-mcp MCP Server for WiFi control via wpa_supplicant 0 Claude Code 19 1,193 tok
DevEngageLab/engagelab-sms-mcp 0 Claude Code, Codex 1 —
salus-ryan/virtualize Free, cross-platform VM orchestration for AI workflows. Formal tool algebra, MCP integrati 0 Codex, OpenCode 1 2,421 tok
isaganiesteron/google-ads-mcp 0 Gemini CLI 1 157 tok