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
nobelk/random-number-server MCP server to generate random numbers 0 Claude Code 1 921 tok
JasserAmri/jira-mcp-quicktext 0 Claude Code 1 442 tok
ab2005/elevenlabs-mcp-agents 0 Claude Code 1 700 tok
tjackiet/bitbank-lab-mcp Experimental MCP Server 0 Claude Code, Codex, Cursor, OpenCode 7 2,429 tok
zeocax/code-mcp 0 Claude Code 1 1,894 tok
OtterBub/file_search_mcp 0 GitHub Copilot 1 561 tok
QuentinCody/civic-mcp-server 0 Gemini CLI 1 479 tok
ProjectAtlantis-dev/atlantis-open-weather-mcp A simple OpenWeather MCP server for testing 0 Claude Code 1 60 tok
cti1650/ovice-mcp-server 0 Claude Code 2 150 tok
h0ck3ystyx/synergyde-mcp 0 Claude Code 1 2,294 tok
doubleA411/figma-i18n-mcp Extract text from figma frames / files into a i18n ready json 0 Claude Code, Cursor 1 —
zhigang1992/upload-mcp 0 Claude Code 1 700 tok
uniquename/mcp-bvg I just vibe coded a mcp server to query Berlin public transport. 0 GitHub Copilot 1 341 tok
lweight/xbrush-api-mcp MCP server for XBrush AI media generation API 0 Claude Code 1 9,975 tok
ShirshovDIM/retopoflow_blender_mcp 0 Claude Code 1 589 tok
lt012071/dam-firebase-mcp-server 🚀 DAM Firebase MCP Server - Model Context Protocol server for dam-next-firebase-app (Digi 0 Claude Code 1 1,760 tok
delonsp/rlm-mcp-server RLM MCP Server - Recursive Language Model via Model Context Protocol 0 Claude Code, Codex, OpenCode 2 3,605 tok
almahdi/mcp-terminal PTY MCP Server - Manage pseudo-terminal sessions via Model Context Protocol 0 Codex, OpenCode 1 686 tok
niradler/mcp-planer 0 Cursor 1 28 tok
moki74/mysql-mcp 0 Codex, OpenCode 1 338 tok
draffetseder/sleeper-mcp 🤖 An MCP tool server exposing the Sleeper fantasy sports API, enabling AI models and agen 0 Claude Code, Codex, OpenCode 2 2,201 tok
pidanmeng/mcp-scan-qr An MCP for scanning QR codes from images 0 Claude Code 1 700 tok
cateland/poc_todo_mcp_server 0 Claude Code, Cursor 2 1,194 tok
taxfyle/fxkit-mcp 0 Claude Code 1 2,067 tok
jlromano/miro-mcp 0 Claude Code 1 508 tok
Activi-AI/Master-Brain-MCP-Hub 0 Claude Code 1 465 tok
chengdagong/ue-mcp 0 Claude Code 2 2,927 tok
pidanmeng/mcp-md2poster 0 Claude Code 1 700 tok
robmatesick/mkdocs-mcp-example 0 Claude Code 2 1,953 tok
shanewwarren/mcp-zoom-recordings 0 Claude Code 1 632 tok
JoaoA1egre/mcp-app Testing MCP logic 0 Cursor 1 494 tok
mayronjr/mcp-server-project-tracker 0 Claude Code 1 1,912 tok
watsona4/mcp-document-server MCP server providing Claude AI with secure, read-only access to local documents 0 Claude Code 1 727 tok
martoc/mcp-spark-documentation Spark MCP Servers — helping you get the most out of Spark, wherever you use MCP 0 Claude Code 1 1,622 tok
quaternionmedia/qmcp Quaternion MCP 0 Claude Code, Codex, GitHub Copilot, OpenCode 7 2,808 tok
Vadimber2/mcp-prompt-tool 0 Claude Code 1 723 tok
botwith/xiaozhi-mcp XiaoZhi MCP 0 Codex, OpenCode 1 1,305 tok
ngpestelos/readwise-mcp-server Token-efficient MCP server for Readwise 0 Claude Code 3 3,130 tok
gcorroto/dba-mcp dba-mcp 0 GitHub Copilot 1 2,751 tok
byjit/toolkits-mcp 0 Codex, OpenCode 1 783 tok
gabrielalmir/mcp-animaginexl FastMCP server for the Animagine XL 4.0 image generation experience, providing prompt vali 0 Claude Code 1 846 tok
dot-do/mcp 0 Claude Code, Codex, OpenCode 2 2,189 tok
kumr192/oracle-ar-mcp-server 0 Claude Code 1 1,920 tok
BreezeWind889988/python-mcp 0 Cursor 1 117 tok
kiranprakashkm/classavo-mcp MCP Server for Classavo Education Platform - Connect Claude/ChatGPT to manage courses, ass 0 Claude Code 1 845 tok
tomtomjskim/db-mcp Database MCP Server - Enterprise-ready Model Context Protocol server for multi-database ma 0 Claude Code 1 1,220 tok
sebszczec/pihole-mcp 0 GitHub Copilot 1 109 tok
makaveli006/mcp-sentry 0 Claude Code 3 5,279 tok
fritzprix/chess-mcp-server pypi.org A Model Context Protocol (MCP) server for playing Chess with AI Agents, featuring an inter 0 Cursor 1 —
gardner/mcp-postgres 0 Claude Code 1 327 tok