How real projects configure their agents

31,993 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 agents7,750Claude Code6,665Data and AI3,660Backend and APIs3,501Languages3,396Git and workflow3,240Planning3,237Code review2,765Testing2,405Memory and context2,365Writing and docs2,337DevOps and cloud2,319Research2,286Frontend2,267Security2,044Project management1,742

All Claude Code31,993 Codex23,503 OpenCode22,448 GitHub Copilot3,567 Gemini CLI1,915 Cursor1,740 Windsurf150 Kiro86

Project Stars Configures Files Always loaded
DirtyDimmy/discogs-mcp 0 Claude Code 1 1,193 tok
shxheerkhn/devTools-MCP 0 Claude Code 1 1,785 tok
MaxPopov/wikijs-mcp-google-auth 0 Claude Code 1 2,045 tok
kharonx/mcp_gateway 0 Claude Code 1 853 tok
katekruger/instantly-mcp pypi.org MCP server for the Instantly.ai v2 API — analytics, leads, campaigns, Unibox, sender accou 0 Claude Code, Codex, OpenCode 2 2,970 tok
zsanjay/mcp-document-tools MCP server exposing document tools (DOCX/PDF → Markdown conversion) for AI assistants, bui 0 Claude Code 1 757 tok
RN0000/foundryvtt-mcp A comprehensive Model Context Protocol (MCP) server for Foundry Virtual Tabletop (FoundryV 0 Claude Code 2 936 tok
ronronner02/codepilot-agent Multi-agent code analysis assistant: enter a GitHub repository URL to generate architectur 0 Claude Code 6 265 tok
erlanov2023e/playwright-mcp-render-mt8x2ig6 Created from render-examples/playwright-mcp-render template 0 Claude Code 1 363 tok
fridaruh/MCP_Tools4Foresight mcp-tools4foresight.vercel.app Servidor MCP de solo lectura sobre las señales de foresight de tools4foresight.com: señale 0 Claude Code, Codex, OpenCode 2 534 tok
abhichat85/papyrus papyrus-web.vercel.app Universal document ingestion engine — any file in, agent-ready Markdown out. PDF, Word, Po 0 Claude Code, Codex, OpenCode 2 1,525 tok
apurv101/memory-vault memroam.com Portable AI memory that roams with you across models and harnesses — Claude Code, Codex, C 0 Claude Code 1 5 tok
katekruger/campaign-preflight Read-only preflight checks for outbound campaigns—contacts, personalization, suppressions, 0 Claude Code, Codex, OpenCode 2 4,926 tok
GusDawn123/cpp-analysis-mcp MCP server that lets AI coding agents actually test C++ code: sanitizers, static analysis, 0 Claude Code 1 1,599 tok
sahaniaditya/expense-mcp Open-source expense tracker: FastMCP server + Android app that uses Claude as an MCP host 0 Claude Code 1 —
resign13/GPT-Tools-MCP 0 Claude Code, Codex, Cursor, OpenCode 10 3,036 tok
saewookkangboy/personal-meeting-mcp-training A Claude Code-based testminial for MCP training. 0 Claude Code, Codex, OpenCode 2 540 tok
JOAO2666/Gemini-Cloud-Agent-MCP 0 Claude Code, Codex, OpenCode 2 159 tok
johnqh/shapeshyft_api_mcp MCP server for the ShapeShyft API - lets AI assistants describe, configure, and invoke str 0 Claude Code 1 3,338 tok
danny-sbr/mcp-cha-cha 0 Claude Code 1 1,306 tok
samsung10-gif/file_check A Fast MCP-based test suite for reading and analyzing files within the local file system 0 Claude Code 1 469 tok
dryow1/steel-brain Steel knowledge for AI agents — grades, substitutions, cert guidance 0 Claude Code 1 281 tok
minsik102/fileanalyzer_mcp_testmode MCP test mode for locally reading and analyzing specified files 0 Claude Code, Codex, OpenCode 2 540 tok
jm333-B/temp_mcp_server 0 Claude Code, Codex, OpenCode 2 708 tok
Skamatoz/yourept-mcp MCP server for the YOUREPT CRM: admin data in Claude, Cursor, and Codex 0 Claude Code 1 1,131 tok
joohyukjung/duckduckgo-mcp 0 Claude Code 1 1,478 tok
skaosqkf0-del/MCP_test 0 Claude Code, Codex, OpenCode 2 1,216 tok
GLDRoger/eevee-mcp eevee-mcp.vercel.app A durable workspace for people and browser agents to create, run, and improve reusable app 0 Claude Code, Codex, OpenCode 2 159 tok
CATS70/dolibarr-mcp Serveur MCP en lecture seule (Dolibarr) pour investigation comptable via un assistant IA — 0 Claude Code 42 —
MaximSantalov/ai_agent_mcp_jira 0 Claude Code, Codex, GitHub Copilot, OpenCode 4 2,281 tok
qui364/fscp-mcp MCP server for reading .fscp configuration files (SPZ “Rubezh-Global”) 0 Claude Code 1 5,300 tok
lucianoengel/pentest-mcp 0 Claude Code 12 —
ChloePark85/kr-groundtruth-mcp 0 Claude Code, Codex, OpenCode 2 159 tok
AI-AlexBaum/IP-MCP MCP server for EU and Benelux trademark research and company lookup over free, public sour 0 Claude Code 1 1,734 tok
andreymudri/vault-mcp MCP server over an Obsidian knowledge vault — BM25 retrieval plus one wiki-link hop, guard 0 Claude Code 1 —
DaviDaminelli/mcp-web-search 0 Claude Code, Codex, OpenCode 2 159 tok
weinh/wechat_mcp_publisher Local MCP tool for publishing WeChat Official Account drafts 0 Claude Code 20 —
Otrivinish/dfir-fenrir-mcp A MCP server for the Digital Forensic & Incident Response solution DFIR-FENRIR v2. Site UR 0 Claude Code 1 —
JakubMMazurek/MCP-Questionnaire 0 Claude Code 1 1,076 tok
lalithavallabhaneni01-debug/glean-faq-rag-mcpf glean rag exercise 0 Claude Code 1 1,529 tok
ranjit534/ontology-mcp Multi-agent diagnostic system using MCP servers and an OWL/SHACL knowledge graph to triage 0 Claude Code 1 821 tok
engoetz/sap-adt-mcp MCP server and Python client for the SAP ADT REST API — search, read, write, activate and 0 Claude Code, Codex, OpenCode 2 3,871 tok
skvertl/New_MCP 0 Claude Code 6 —
Vanderjohnny/solibri-mcp Servidor MCP que conecta uma LLM ao Solibri: 25 ferramentas sobre a REST API local e o mod 0 Claude Code 1 926 tok
CloudSecurityAlliance/csa-skilljar Python library and local MCP server covering both Skilljar REST APIs (v1 + v2). Reproduces 0 Claude Code, Gemini CLI 2 4,432 tok
ledokter/mcp-gsc 0 Claude Code 1 725 tok
sipho102/brain-mcp A custom MCP server to serve up a markdown file based PARA folder 0 Claude Code 1 1,777 tok
anirbanbasu/smt-sudoku-mcp pypi.org An MCP server to work with Sudoku puzzles using satisfiability modulo theories (SMT). 0 Claude Code, Codex, OpenCode 2 1,481 tok
sdotj/sleeper-bot Simple MCP for Claude-Sleeper/ESPN connection for fantasy sport management 0 Claude Code, Codex, OpenCode 6 74 tok
cvz-dev/Packet-Tracer-MCP 0 Claude Code 4 2,632 tok