How real projects configure their agents

31,986 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 agents7,699Claude Code6,660Data and AI3,668Backend and APIs3,501Languages3,399Planning3,231Git and workflow3,226Code review2,759Testing2,389Memory and context2,368Writing and docs2,333DevOps and cloud2,313Research2,290Frontend2,267Security2,038Project management1,731

All Claude Code31,986 Codex23,430 OpenCode22,372 GitHub Copilot3,564 Gemini CLI1,915 Cursor1,742 Windsurf150 Kiro84

Project Stars Configures Files Always loaded
crunchtools/mcp-gemini MCP server for Google Gemini AI - 39 tools for multimodal AI, image generation, document a 0 Claude Code 1 2,086 tok
crunchtools/mcp-google-search-console Secure MCP server for Google Search Console analytics, sitemaps, and URL inspection 0 Claude Code 1 796 tok
crunchtools/mcp-mediawiki Secure MCP server for MediaWiki wikis — search, pages, categories, and more 0 Claude Code 1 687 tok
crunchtools/mcp-podman 0 Claude Code 1 445 tok
crunchtools/mcp-request-tracker Secure MCP server for Request Tracker ticket management 0 Claude Code 1 666 tok
csacanam/comprabtc comprabtc.vercel.app 0 Claude Code, Codex 1
cunicopia-dev/ebay-mcp eBay Browse API MCP server — buy-side listing search + aggregated price-landscape summarie 0 Claude Code 1 315 tok
JoeyMckenzie/questlog-mcp General purpose MCP for Taskwarrior. 0 Claude Code 1 770 tok
darshjoshi/skyglance-mcp Ask Claude what's flying above you — MCP server for live ADS-B flight data. 24 tools, no A 0 Claude Code 1 1,700 tok
dasasian/firebase-mcp-server dasasian.com 0 Claude Code 1 598 tok
dasasian/gdocs-mcp dasasian.com MCP server to treat a Google Doc like a local file — edit, review suggestions, comments, t 0 Claude Code 1 1,669 tok
dearlordylord/voila-sdk Voila.ca shopping sdk and mcp to make shopping accessible to coding agents 0 Claude Code, Codex, OpenCode 2 2,119 tok
detailobsessed/codereviewbuddy codereviewbuddy helps your AI agent interact with AI code review--smoothly. 0 Claude Code, Codex, OpenCode 2 3,650 tok
dbwls99706/deadends.dev deadends.dev Structured failure knowledge infrastructure for AI agents — dead ends, workarounds, and er 0 Claude Code, Codex, GitHub Copilot, Cursor, OpenCode, Windsurf 6 5,533 tok
dir-ai/repotector ⬡ The repo guardian AI agents handshake with before they touch your code. Handshake-first 0 Claude Code, Codex, GitHub Copilot, OpenCode 4 648 tok
SwamiRama/m365-mcp-server MCP Server for Microsoft 365 - Email and SharePoint/OneDrive access with OAuth 2.1 + PKCE 0 Claude Code 1 614 tok
Takashi-Matsumura/mcp-janken-server 0 Claude Code 1 229 tok
eaisdevelopment/mcp-multi-edit Multi-Edit MCP Server for Agentic Coding. Enable multiple edits to a file in a single step 0 Claude Code 1 998 tok
elberacasa/umbra umbra-badge.umbrabadge.workers.dev The trust score for AI-generated code. One command verifies what your coding agent shipped 0 Claude Code, Codex, OpenCode 1 933 tok
elwsls/verifiable-claim-seed Verifiable claims · verifiable-claim-seed — AI-first verifiable claims. Statement contract 0 Claude Code 1 1,173 tok
ertugrulakben/dep-oracle npmjs.com Predictive dependency security engine. Trust Scores for npm/Python packages. Detects zombi 0 Claude Code 1 435 tok
esaio/pplog-mcp-server 0 Claude Code 1 947 tok
etymolt/mcp-server etymolt.com Official MCP server for Etymolt — the fact-check layer for LLM-generated names. Drop-in to 0 Claude Code, Codex, OpenCode 2 896 tok
f-tiger/sellSomething 0 Claude Code 1 1,081 tok
fieldcure/fieldcure-mcp-essentials nuget.org MCP server with 17 essential tools — HTTP, web search, Wolfram|Alpha, shell, JavaScript, f 0 Claude Code 1 1,096 tok
fieldcure/fieldcure-mcp-publicdata nuget.org MCP server for Korean public data APIs (data.go.kr) — discover, inspect, and call 80,000+ 0 Claude Code 1 2,058 tok
fieldcure/fieldcure-mcp-rag nuget.org RAG MCP server with SQLite FTS5 trigram + vector hybrid search (RRF). Features IChunkConte 0 Claude Code 1 2,834 tok
flomio/passninja-cli 0 Claude Code 1 763 tok
flukeatzerocool/holonovel Tabletop RPG ruleset MCP server — a holodeck for your rulebooks (D&D 5e, Starfinder). Cano 0 Claude Code, Codex, OpenCode 2 3,592 tok
flumpiey/linkwarden-mcp 0 Claude Code 4
foundrole/jobs-mcp-proxy foundrole.com Search jobs, track applications, and set follow-up reminders from your AI assistant — Clau 0 Claude Code 2 5,558 tok
fpetitit/mcpcheck mcpcheck-tau.vercel.app 0 Claude Code, Codex, OpenCode 2 79 tok
franklinnolasco7/quickshell-mcp An MCP server for Quickshell development. 0 Claude Code, Codex, OpenCode 2 4,368 tok
freeappstore-online/mcp FreeAppStore MCP Server — AI agent tools for the platform 0 Claude Code, Codex, OpenCode 2 1,553 tok
g-digital-by-Garrigues/MCP_Market_Distribution Artifact to ease de distribution of MCP servers and N8N community nodes. 0 Claude Code 4
g-digital-by-Garrigues/EAD-Factory-MCP EAD Factory MCP — Digital Trust services APIs for your agents. Bridges any MCP-compatible 0 Claude Code 4
g-digital-by-Garrigues/GoCertius_MCP GoCertius — Digital Trust services APIs for your agents. Bridges any MCP-compatible client 0 Claude Code 7
gejyn14/kiwoom-plugin A collection of plugins connecting the 236 Kiwoom Securities REST APIs to Claude Code 0 Claude Code 2 2,118 tok
genudo-ai/genudo_mcp genudo.ai A lightweight bridge that connects Claude Code to Genudo's Model Context Protocol (MCP) se 0 Claude Code, Codex, OpenCode 2 341 tok
gistrec/mcp-mysql-client MCP server for one MySQL database — schema inspection, read-only queries and guarded write 0 Claude Code 1 1,907 tok
gopalrajsuresh/covalent-bond npmjs.com Peer-to-peer, end-to-end-encrypted collaboration channel for AI coding agents over MCP. Th 0 Claude Code 4
grblasquiz/hacecuentas 0 Claude Code, Codex, OpenCode 2 3,278 tok
gregcastro23/WhatToEatNext v0-alchm-kitchen.vercel.app An intelligent food recommendation system 0 Claude Code, Gemini CLI 2 2,959 tok
gtkcyber/compact_prompt A Python Module Which Compacts LLM Prompts 0 Claude Code 1 2,476 tok
gurvinder-dhillon/powerbi-mcp MCP to interact with PowerBI REST APIs, run DAX Queries 0 Claude Code 8 815 tok
cortland-suite/cortland Governed AI tools for Apple Mail, Reminders, Notes, Calendar. Dry-run by default, human-ga 0 Claude Code 1 828 tok
hoodsy/solar-data-mcp MCP server for US open solar data 0 Claude Code 1 651 tok
huangzesen/xhelio-spice 0 Claude Code 1 2,561 tok
ideoshi/glyphloop glyphloop.art Loop-perfect generative ASCII animation studio, CLI, and MCP server. 0 Claude Code, Codex, OpenCode 3 3,492 tok
img-src-io/mcp img-src.io MCP server for img-src.io CDN service 0 Claude Code 1 727 tok