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 agents7,720Claude Code6,662Data and AI3,665Backend and APIs3,500Languages3,396Planning3,238Git and workflow3,234Code review2,760Testing2,394Memory and context2,365Writing and docs2,333DevOps and cloud2,315Research2,289Frontend2,264Security2,036Project management1,736

All Claude Code31,986 Codex23,463 OpenCode22,407 GitHub Copilot3,565 Gemini CLI1,914 Cursor1,740 Windsurf150 Kiro84

Project Stars Configures Files Always loaded
mosswild/res_prop_mcp Residential Property MCP. Uses free government data bases, Redfin, and FSBO sites. 0 Claude Code, Codex 1 —
niels-emmer/dendrite-admin-mcp MCP server exposing Dendrite's admin API (users, rooms, registration tokens, server notice 0 Claude Code 1 1,470 tok
CobaltBlue3699/mysql-mcp-server 0 Claude Code, Codex, Gemini CLI 7 1,125 tok
randunun-eng/taobao-sourcing-mcp Local, human-paced MCP server for sourcing on Taobao/Tmall: per-SKU prices, variant-linked 0 Claude Code 1 11,045 tok
tksfjt1024/gemini-cli-mcp-slim A thin, auditable MCP server wrapping the Gemini CLI. Forward-compatible via extra_args pa 0 Claude Code, Codex, OpenCode 2 1,292 tok
bgigurtsis/aegis-mcp 0 Claude Code 1 1,098 tok
Fridemn/Automata-mcp-server 0 Claude Code 1 1,124 tok
richard-luc/KiCAD-Schematic-Manipulation MCP server that enables AI agents to create, modify, and analyze KiCAD schematic files. 0 Claude Code 8 3,043 tok
arithmetic-zz/bring-mcp-server Bring! MCP server exposing shopping list tools for Claude Desktop and other MCP clients. 0 Claude Code 1 1,119 tok
AlexanderChen5966/DownloadVideoPythonProject download video MCP 0 Claude Code 3 —
madfreakz/google-health-mcp-server 0 Claude Code 1 2,209 tok
ricCap/sketch-engine-mcp-server MCP server for https://www.sketchengine.eu/ (preview) 0 Claude Code 1 2,735 tok
waldell/mcp-yuntrack 0 Claude Code 2 526 tok
Zapkid/Tuskr-MCP MCP server for the Tuskr API. List, search, and read cases, Create suites/sections/cases. 0 Claude Code 1 —
nx-solutions-ug/chronova-mcp chronova.dev MCP server exposing Chronova developer productivity data to AI agents via the Model Contex 0 Claude Code, Codex, OpenCode 7 1,472 tok
PedroHSGuimaraes/nuvem-shop-mcp-server 0 Claude Code, Codex, GitHub Copilot, OpenCode 3 2,559 tok
Yaeshio/FreeCAD-MCP-For-YDGA 0 Claude Code 3 —
MeruLocal/HelloGrowthCRMwebsite_MCP MCP repo for Hellogrowthcrm 0 Claude Code 2 —
FMorgan-111/github-mcp-server MCP server for GitHub operations — code search, issues, PR review, and more. Built for AI 0 Claude Code 1 756 tok
fastmcp-me/mcp-tenzir Tenzir MCP server 0 Claude Code 1 —
lleontor705/cli-orchestrator-mcp MCP Server for resilient multi-CLI orchestration — route AI tasks to Claude, Gemini, or Co 0 Claude Code 1 792 tok
Kouki-odaka/open-helplines Open-source global registry of mental health helplines — CC0 data + Apache-2.0 code, MCP s 0 Claude Code 1 1,547 tok
pedroknigge/Open-Neural-Substrate localhost A persistent local knowledge graph that acts as a second brain. Store, search, and connect 0 Claude Code 1 2,228 tok
illinigirl/meal-planner-mcp Self-contained MCP server that plans a week of meals from a local recipe library — optimiz 0 Claude Code 5 3,789 tok
OpenSIN-Code/SIN-Code-Frontend-Design-Skill OpenSIN-Code Skill: SOTA frontend design system + philosophy (Anthropic-compatible) with v 0 Claude Code, Codex, OpenCode 8 1,929 tok
OpenSIN-Code/SIN-Code-MCP-Server-Builder-Skill [ARCHIVED] Moved to OpenSIN-Code/SIN-Code — use sin mcp-server 0 Claude Code, Codex, OpenCode 2 1,800 tok
woolkingx/mcp-arango-mind Schema-driven ArangoDB MCP server with OpenAPI search/exec, AQL templates, and knowledge-a 0 Claude Code 1 1,202 tok
mauriziomocci/mcp-adr 0 Claude Code 1 830 tok
linofcp007/advogado-pt Advogado pessoal e empresarial em Portugal — plugin Claude Code + servidor MCP (referencia 0 Claude Code, Codex, Gemini CLI, OpenCode 3 4,157 tok
ga815647/fellow-aiden-mcp 0 Claude Code, Codex, OpenCode 2 1,037 tok
de-snake/front-asset-intel-mcp 0 Claude Code 1 312 tok
nima-karami/nima-career-mcp Public, read-only MCP server exposing a vetted, public-safe career corpus — query it from 0 Claude Code 1 1,205 tok
rmednitzer/aiops-mcp rmednitzer.github.io A self-contained, security-first unified AIOps MCP 0 Claude Code, Codex, OpenCode 3 1,805 tok
henkas/elevenlabs-call-mcp MCP server bridging Poke and ElevenLabs COnversational AI for AI-driven outbound phone cal 0 Claude Code 10 —
Matthew-M-King/robot-framework-mcp-server A local Python MCP server for analysing Robot Framework output.xml results and exposing st 0 Claude Code 1 —
elchika-inc/ts-review-graph TypeScript dependency graph for Claude Code — minimize context reads via MCP 0 Claude Code 1 1,700 tok
kula-ai/kula-mcp-server npmjs.com Kula's official MCP Server 0 Claude Code 1 706 tok
tumourlove/DEPRECATED-unreal-editor-mcp ⚠️ DEPRECATED — Replaced by Monolith (github.com/tumourlove/monolith). Unified UE MCP plug 0 Claude Code 1 1,169 tok
sinan-ozel/finance-tools My MCP server for some of the more complex calculations I need for financial decision-maki 0 Claude Code 2 1,490 tok
twilize5/reportforge 0 Claude Code 1 551 tok
tumourlove/DEPRECATED-unreal-project-mcp ⚠️ DEPRECATED — Replaced by Monolith (github.com/tumourlove/monolith). Unified UE MCP plug 0 Claude Code 1 2,469 tok
lovettbarron/mcp-veggiebox MCP Server to save my veggie box from neglect 0 Claude Code 1 417 tok
troelskn/swehockey Swedish ice-hockey league data (swehockey) as an MCP server and CLI. 0 Claude Code 1 723 tok
div0ky/oreo-pudding APPLE CAL MCP 0 Claude Code, Codex, OpenCode 2 1,737 tok
shemreader/mcp-server-datahub docs.datahub.com The official Model Context Protocol (MCP) server for DataHub (https://datahub.com) 0 Claude Code 2 563 tok
wawworld/dynalist-mcp 0 Claude Code, Codex, OpenCode 2 4,148 tok
matanSht/WebControl Headless browser automation service for LLM agents — REST API + MCP server 0 Claude Code 1 3,071 tok
tanongkiat/mcp-chatgpt-file-store 0 Claude Code 1 —
mcwalrus/oppertunity-party ETL pipeline for opportunity.org.nz — Dagster orchestration, clean markdown corpus, Astro 0 Claude Code, Codex, OpenCode 19 1,749 tok
gabrielg2020/govuk-frontend-mcp npmjs.com Unofficial MCP server that exposes GOV.UK Frontend components and GOV.UK Design System pat 0 Claude Code 1 924 tok