How real projects configure their agents

43,853 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 agents7,784Claude Code6,676Data and AI3,658Backend and APIs3,500Languages3,392Git and workflow3,252Planning3,233Code review2,768Testing2,420Memory and context2,364Writing and docs2,341DevOps and cloud2,330Research2,286Frontend2,271Security2,055Project management1,754

All Claude Code32,000 Codex23,558 OpenCode22,502 GitHub Copilot3,568 Gemini CLI1,915 Cursor1,737 Windsurf150 Kiro87

Project Stars Configures Files Always loaded
alexup71rus/Chess-and-MCP-Arena Local chess arena for people and MCP agents. 0 Claude Code, Codex 1 —
emigrete/mcp-grok-executor MCP server that turns Grok CLI into the execution agent for Claude Code — orchestrated exe 0 Claude Code 1 571 tok
jeremysball/taskferry Local CLI and daemon for dispatching background pi/OpenCode tasks from any frontend harnes 0 Claude Code 1 2,284 tok
cybergirl0810/mcp-hayabusa 0 Claude Code 4 1,087 tok
JoseanMeonez/servicenow-mcp Standalone MCP server for ServiceNow Table/Aggregate APIs with an update-set write gate 0 Claude Code, Codex, OpenCode 2 1,811 tok
alphamonkey/shack-mcp An MCP server that lets Claude operate an amateur radio shack — APRS, satellite pass predi 0 Claude Code 1 710 tok
Perseus-Computing-LLC/perseus-vault-codex Persistent, encrypted, local-first memory for OpenAI Codex agents — a 5-tool MCP server wr 0 Codex, OpenCode 1 496 tok
leo10m2010/mcp-after 0 Codex, OpenCode 1 822 tok
william-weber/youtube-mcp 0 Claude Code 1 512 tok
gabrielion/OPNSenseMCP MCP server for OPNsense firewalls — registry-driven REST coverage, fail-closed production 0 Claude Code, Codex, OpenCode 2 1,465 tok
Alessandro-Massarotti-Jr/nodejs-to-do-mcp MCP server for a TO DO list App 0 Claude Code 1 —
David-J-Shibley/wow-vanilla-mcp MCP server for Vanilla/Classic Era (1.12) World of Warcraft API documentation 0 Cursor 1 —
codeforanchorage/esri-living-atlas-mcp 0 Claude Code 1 1,658 tok
sirasaki-konoha/mop MOP is an MCP server that allows multiple AI agents (LLMs) to collaborate to perform tasks 0 Codex, OpenCode 1 793 tok
altnautica/ADOS-MCP Model Context Protocol server for the ADOS drone platform: read and control a drone or fle 0 Codex, OpenCode 1 1,166 tok
yayaya142/maldroid Local MCP-enabled CLI for secure, static-only Android artifact investigation with llama.cp 0 Codex, OpenCode 1 498 tok
Riddhimaan-Senapati/unofficial-HackerNews-MCP-CLI [Unofficial] HackerNews MCP/CLI 0 Codex, OpenCode 1 1,125 tok
skrepr/ai-performance-mate-extension 0 Claude Code, Codex, OpenCode 2 459 tok
AHappyAtlas/ai-knowledge-center Local-first project context, verification gates, and repo-scoped MCP for coding agents. 0 Codex, OpenCode 1 686 tok
Oekalegon/indi-mcp An MCP server that controls Astrophotography equipment via INDI on a raspberry pi or equiv 0 Claude Code 1 —
Skayfa/reference-patterns Personal reference of implementation and testing patterns, served as MCP via GitMCP 0 Codex, OpenCode 1 822 tok
wrislin1/civ6-mcp An MCP server that lets LLM agents play Civilization VI. 0 Claude Code, Codex, Gemini CLI, OpenCode 3 5,879 tok
pranay123-stack/aura-card-asp Aura Card — an x402 pay-per-call Agent Service Provider (MCP) for the OKX.AI Genesis Hacka 0 Claude Code, Codex 8 —
branjesusdev/MCP-azure-arquitecture 0 Claude Code, Codex 7 1,993 tok
Blandskron/blandskron-signals blandskron.cl Plataforma editorial tecnológica de Blandskron operada mediante agentes y MCP. Incluye pub 0 Codex, OpenCode 1 164 tok
sunilshrestha1982/elevate-analytics-mcp 0 Claude Code 1 —
Al-Rowads/mcp 0 Codex, OpenCode 1 154 tok
chadlis/ynab-mcp 0 Claude Code 1 1,289 tok
yunlinwu/youtube-transcript-mcp Open-source MCP server giving Claude first-class access to YouTube video transcripts as ca 0 Claude Code 1 362 tok
gijs-epping/workflowy-mcp 0 Claude Code, Codex, OpenCode 2 1,540 tok
Ibadat-Ali86/codescope-mcp-preflight Local-first MCP preflight for Codex that discovers existing code before new code is genera 0 Claude Code, Codex, OpenCode 3 1,005 tok
cleberfarias/devscope-mcp Project intelligence and diagnostics for AI coding agents via MCP 0 Codex, OpenCode 1 649 tok
nerfaslol/nib-release Um canvas de diagramas cujo estado é uma API de primeira classe — um agente desenha nele v 0 Claude Code 4 —
Voice-2026/xiaozhi-mac-mcp 0 Codex, OpenCode 1 1,661 tok
micfogas/mcp-picnick 0 Claude Code 1 712 tok
Jebershon/mcp-redmine-rd We now have an MCP server that pulls a tracker.rapiddata.com bug — description, comments, 0 Claude Code 1 —
8z2wz746tv-png/Destiny-Web-MCP 0 Claude Code, Codex, OpenCode 2 8,193 tok
jiridudekusy/skype-archive-mcp 0 Claude Code, Codex, OpenCode 2 2,123 tok
Ash-Blanc/hackscout-mcp Agentic hackathon intelligence MCP server — fit scoring, winner playbooks, and public comp 0 Codex, OpenCode 1 278 tok
johlan456/kanboard-mcp 0 Claude Code 1 827 tok
mikeyhu/companies-house-mcp 0 Claude Code 1 1,626 tok
charlieNearform/testing-mcp An MCP service to consolidate test running and coverage collection to reduce AI churn runn 0 Claude Code 3 2,255 tok
adamgalmor/yamcp Securely serve any OpenAPI spec as a Model Context Protocol (MCP) server with scoped auth, 0 Claude Code 2 214 tok
friisconsult/imap-mcp 0 Claude Code 1 1,158 tok
Nighthawk42/wow_api_mcp MCP server for the World of Warcraft addon API: Blizzard generated docs, FrameXML source, 0 Claude Code, Codex, OpenCode 2 1,864 tok
SoftwareSavants/moyasar-mcp Moyasar MCP server demo — Stripe-style payment tools for AI agents, built on Skybridge 0 Claude Code, Codex, OpenCode 2 32 tok
kodown1k/toolchain-mcp 0 Claude Code 1 1,938 tok
codetalcott/hyperscript-tools Tooling for original _hyperscript (hyperscript.org): a parser-backed MCP server, with more 0 Claude Code 1 2,040 tok
artiinjooo/motion-mcp-server1 0 Claude Code, Codex, OpenCode 2 1,949 tok
John-CEO-HQ/qwen-memory-mcp Qwen-powered long-term memory for AI agents over MCP. Track 1 MemoryAgent hackathon submis 0 Codex, OpenCode 1 734 tok