How real projects configure their agents

23,222 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 agents7,588Claude Code6,636Data and AI3,676Backend and APIs3,496Languages3,402Planning3,219Git and workflow3,187Code review2,745Testing2,374Memory and context2,364DevOps and cloud2,310Writing and docs2,309Research2,295Frontend2,261Security2,021Productivity1,715

All Claude Code31,998 Codex23,222 OpenCode22,170 GitHub Copilot3,550 Gemini CLI1,918 Cursor1,738 Windsurf137 Kiro80

Project Stars Configures Files Always loaded
jaqb8/language-learning-buddy language-learning-buddy.pl Your AI buddy for flawless English (and Polish) ✍️ 2 Claude Code, Codex, OpenCode 4 248 tok
Kinneyzhang/source-faithful-summary-skill Agent skill for source-faithful summaries of text, video transcripts, and audio transcript 2 Claude Code, Codex, OpenCode 2 676 tok
coeusyk/inference-x vLLM-backed self-hosted inference server — OpenAI-compatible API, model registry, request 2 Claude Code, Codex, OpenCode 2 3,257 tok
RazorEdge-wyh/spare-me A Claude Code skill that makes your AI apologize dramatically (Spare me, Your Majesty!) wh 2 Claude Code, Codex, OpenCode 3 646 tok
emilyLi2020/WAVE 2 Claude Code, Codex, OpenCode 29 7,117 tok
DavidZhan23/fitness-app 2 Codex, Cursor, OpenCode 4 552 tok
125477/Sidekick Sidekick 2 Claude Code, Codex, Cursor, OpenCode 5 1,556 tok
leduykhuong-daniel/OSS-docs-as-code-kit leduykhuong.com Teaching kit + installable Claude Code skills/agents for adopting Documentation-as-Code. I 2 Codex, OpenCode 1 1,033 tok
rohit-fitmint/personal-content-machine A Claude-native daily content system for building in public — installable Claude Code plug 2 Codex, OpenCode 1 1,872 tok
sanks011/grwm grwm-init.vercel.app The universal AI agent handoff tool. Never explain your codebase to a new agent again. 2 Codex, OpenCode 1 451 tok
TMI-apps/boilerplate-vite-supabase-mui-cursor Boilerplate for the stack boilerplate-vite-supabase-mui-cursor with no opinionated app hos 2 Claude Code, Codex, OpenCode 2 758 tok
navendubrajesh/context-management-for-agents 2 Codex, OpenCode 1 1,567 tok
iam-kristie/Slide-Maker Turn any content brief into beautiful slides using your coding agent. 2 Codex, OpenCode 1 577 tok
sanzharal/filedropbot Self-hosted Telegram bot — bidirectional phone↔server file drop for AI agents 2 Codex, OpenCode 1 572 tok
p-to-q/repo-template The Seed. Repo template with router, profiles, optional governance routes, and human/agent 2 Codex, OpenCode 1 758 tok
MairwunNx/xi ximanager.ru 🀄️ An AI-powered Telegram bot styled after the Great Xi. The personality of the great lea 2 Claude Code, Codex, Cursor, OpenCode 8 182 tok
impactbrussels/FounderOS impact.brussels The open operating system for first-time founders. Proof before hype. 22 AI skills across 2 Claude Code, Codex, Gemini CLI, OpenCode 3 2,085 tok
LSRabbit6/cursor-genesis A Generative Agentic Engineering Platform for Cursor — Meta-Rules, ODD, and reusable AI co 2 Claude Code, Codex, OpenCode 2 1,886 tok
sfc-gh-abannerjee/SnowGram 2 Claude Code, Codex, Cursor, OpenCode 5 6,550 tok
Michael-Obele/docshark dsharkd.svelte-apps.me DocShark is a powerful MCP server buit with TMCP, designed to scrape, index, and search an 2 Codex, GitHub Copilot, OpenCode 2 3,818 tok
ibrhr/qdoc qdoc.ibrhr.dev Query the Docs 2 Claude Code, Codex, OpenCode 2 3,453 tok
liyoncso-Theone/vibe-state-cli Model-agnostic AI-human collaboration state management CLI 2 Claude Code, Codex, OpenCode 8 1,023 tok
OffByQuant/corporate-jargon-translator Multi-harness AI skill that decodes corporate speak, HR euphemisms & startup IPO hype into 2 Claude Code, Codex, OpenCode 4 883 tok
arjshiv/localutils-mcp-server 2 Codex, Cursor, OpenCode 2 1,869 tok
xirothedev/webdevstudios webdevstudios.xirothedev.site A fullstack monorepo e-commerce platform built with Next.js 16 and NestJS 11, featuring a 2 Claude Code, Codex, OpenCode 2 150 tok
KaelSensei/MagicAIBuilder magic-ai-builder.vercel.app Intelligent Commander (EDH) deck builder for Magic: The Gathering: Scryfall search, drag-a 2 Claude Code, Codex, OpenCode 4 3,516 tok
fips-agents/mcp-server-template Template for building MCP servers 2 Claude Code, Codex, OpenCode 2 7,281 tok
betzaydarobie-source/setup-3xui-skill Reusable setup-3xui AI-agent workflow for installing 3X-UI panels and managing VLESS Reali 2 Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode 5 3,689 tok
GSA-TTS/mcp-server-nih-reporter Pilot MCP server for the NIH RePORTER API 2 Claude Code, Codex 1
zhdenny/bar-assistant-mcp-server 2 Codex, OpenCode 1 2,011 tok
contributte/mcp ✨ MCP server for Nette applications 2 Claude Code, Codex, OpenCode 2 150 tok
jamesbachini/x402-mcp-stellar MCP server to enable x402 payments on the Stellar network 2 Codex, OpenCode 1 538 tok
pingidentity/aic-mcp-server 2 Claude Code, Codex, Gemini CLI, OpenCode 8 572 tok
yashodhank/whmcs-mcp-server 2 Claude Code, Codex, Cursor, OpenCode 3 5,025 tok
Citizen4our/arch-mcp-server MCP server that gives code agents architectural context - ERD diagrams, code policies, API 2 Codex, OpenCode 1 2,305 tok
MartinKuhne/devstack project/feature/task management mcp server with a user interface 2 Claude Code, Codex, OpenCode 19 483 tok
alexmmatos/arthur-mcp arthurmcp.io No code system to provide MCP Server using Any Data Source 2 Claude Code, Codex, OpenCode 4 3,557 tok
trotsky1997/PaddleOCR-MCP Fast PaddleOCR MCP server - Extract text from images using PaddleOCR with optimized perfor 2 Codex, OpenCode 1 2,731 tok
sharpninja/McpServerManager sharpninja.github.io Avalonia desktop app for tracking and inspecting request/session logs with AI assistant 2 Codex, GitHub Copilot, OpenCode 2 1,350 tok
ironxyz/mcp-server 2 Claude Code, Codex 1
Weaverse/mcp-server 2 Claude Code, Codex, OpenCode 2 163 tok
SignalWhisperer/cargo-mcp Cargo MCP Server 2 Codex, OpenCode 1 4,628 tok
lukasamd/mybb-mcp MyBB MCP Server 2 Codex, OpenCode 1 1,114 tok
test-zeus-ai/testzeus-mcp-server testzeus-mcp-server 2 Codex, OpenCode 1 686 tok
ineersa/mcp-sql-server MySQL MCP server 2 Codex, Gemini CLI, OpenCode 2 1,637 tok
israel-salgado/dt-mcp-server 2 Claude Code, Codex, GitHub Copilot 19 7,851 tok
futuretea/mcp-server-template A template for building Model Context Protocol (MCP) servers 2 Claude Code, Codex, OpenCode 2 224 tok
print-yuhuan/QQ-MCP-Server 2 Claude Code, Codex, OpenCode 2 2,952 tok
melanyss/claude-code-subagents Claude Code SubAgents - Awesome curated list 2 Codex, OpenCode 1 5,138 tok
G4RNIR/mslx-mcp-server 2 Codex, OpenCode 1 948 tok