How real projects configure their agents

43,636 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 agents7,571Claude Code6,627Data and AI3,684Backend and APIs3,492Languages3,401Planning3,221Git and workflow3,179Code review2,740Testing2,368Memory and context2,365Writing and docs2,309DevOps and cloud2,308Research2,298Frontend2,256Security2,015Productivity1,715

All Claude Code31,984 Codex23,196 OpenCode22,145 GitHub Copilot3,551 Gemini CLI1,917 Cursor1,736 Windsurf133 Kiro79

Project Stars Configures Files Always loaded
marcoripa96/bash-gres bash-gres.vercel.app PostgreSQL-backed virtual filesystem with a bash interface. 21 Claude Code, Codex, OpenCode 2 3,994 tok
rootbr/rooted 21 Claude Code 2 313 tok
Deiivid/Android-Clean-Architecture-Sample 21 Codex, OpenCode 1 555 tok
streamer45/streamkit streamkit.dev StreamKit is a self-hosted real-time media processing engine with pluggable node-based pip 21 Claude Code, Codex, OpenCode 15 3,799 tok
ZanebonoAlter/Syntopica Use AI to semantically categorize your RSS subscriptions, so you only need to follow the t 21 Claude Code, Codex, OpenCode 13 5,212 tok
wedsamuel1230/arduino-skills Arduino/embedded systems skills and maker tools. 21 Claude Code, Codex, Gemini CLI, OpenCode 6 342 tok
Dicklesworthstone/frankenfs Memory-safe FUSE reimplementation of ext4 and btrfs in Rust with block-level MVCC and Rapt 21 Codex, OpenCode 1 10,999 tok
futurehafuture/deep-research-agent 21 Claude Code, Codex, OpenCode 2 1,407 tok
cholf5/skynet cloudwu/skynet in .NET 21 Claude Code, Codex, OpenCode 2 3,544 tok
JulioCRFilho/mermaid-diagram-driven-development MDDD - Mermaid Diagram Driven Development 21 Claude Code, Codex, OpenCode 7 1,958 tok
dharmax/am-i-allowed A sweet, zero-dependencies, agnostic, powerful permission/authorization module 21 Codex, OpenCode 1 592 tok
Onurlulardan/ForgeStart Production-ready Next.js SaaS starter with Auth.js, Drizzle, PostgreSQL, RBAC, admin UI, i 21 Codex, OpenCode 1 2,406 tok
chahatsagarmain/distributed-web-crawler a distributed web crawler 21 Codex, OpenCode 1 1,337 tok
dvryaboy/dblect Test your data for meaning 21 Claude Code 1 876 tok
usalu/semio play.semio-tech.com 💻 The right operating system for the left brain 🧠 21 Claude Code, Codex, Gemini CLI, OpenCode 15 1,405 tok
Clarity-Digital-Twin/brain-go-brrr A brain-computer interface project focused on EEG signal processing and neural representat 21 Claude Code, Codex, Cursor, OpenCode 3 17,809 tok
sibblegp/ODAI ODAI - Multi Agentic AI Tool System (Text and Voice) 21 Claude Code, Codex, OpenCode 2 4,835 tok
eastlondoner/emceepee MCP server to dynamically connect to other MCP servers & exposes the entire MCP protocol v 21 Claude Code 1 829 tok
symphonic-navigator/chatsune Chatsune - from Chat and Kitsune 21 Claude Code 3 4,568 tok
AnisurRahmann/llm-wiki-kit 21 Claude Code 1 462 tok
kenny589/claude-code-gtm-starter-kit Build outbound campaigns from scratch using Claude Code and natural language. Score compan 21 Claude Code 1 2,514 tok
droher/baseball.computer 21 Claude Code, Codex 5 533 tok
mosheavni/dotfiles avni.us 😎 21 Claude Code, GitHub Copilot 3 3,043 tok
dvlin-dev/agent-trace Desktop app for tracing Claude Code API traffic, sessions, tools, and thinking blocks 21 Claude Code 1 1,587 tok
bigdataviewer/bigdataviewer-playground 21 Claude Code 1 1,184 tok
tt-a1i/chat_edit A dual-mode AI application combining chat and rich-text AI editing, powered by Vue 3.5 + T 21 Claude Code 1 3,512 tok
pento/claudaborative-editing An MCP server for real-time collaborative editing of WordPress posts between Claude Code a 21 Claude Code 1 2,204 tok
KubeDev/conversao-distancia 21 Claude Code 1 379 tok
ssimhan/personal-sdlc-template Public repo that helps users get quickly started with Claude Code 21 Claude Code 1 840 tok
gilestrolab/ethoscope lab.gilest.ro a platform from monitoring animal behaviour in real time from a raspberry pi 21 Claude Code 1 3,550 tok
talnetd/apex-kube-manager apex-kube-manager 21 Claude Code 1 6,110 tok
kalligator/ulauncher-gemini-direct ext.ulauncher.io Get answers from Gemini AI directly in your Ulauncher window. 21 Claude Code, Codex, OpenCode 2 848 tok
Maximepodgorski/agent-skills Collection of AI agent skills — reusable capabilities via skills.sh 21 Claude Code 1 1,117 tok
isartor-ai/Isartor Open-source Prompt Firewall — deflect up to 95% of redundant LLM traffic before it leaves 21 Claude Code, GitHub Copilot 2 3,741 tok
nguyentamdat/opencode-mempalace OpenCode plugin for MemPalace memory system — auto-registers MCP server, injects memory pr 21 Claude Code, Codex, OpenCode 2 2,838 tok
rsp2k/mcp-vultr A comprehensive Model Context Protocol (MCP) server for managing Vultr services through na 21 Claude Code 1 2,163 tok
cyberash-dev/veche MCP server for bounded multi-agent committee meetings — Codex + Claude Code deliberate in 21 Claude Code, Codex, OpenCode 4 4,851 tok
PixelML/reachy-mini-mcp ishi.so Reachy mini MCP server for The On-Device Architect 21 Claude Code 1 1,002 tok
0xbet-ai/QuantDesk AI-agent workspace for quantitative trading — backtest, validate, and paper trade strategi 21 Claude Code 1 2,018 tok
chenyuxiaojin/cyxj-groksearch MCP server for Claude Code: Grok AI web search + Tavily fetch/map + Firecrawl screenshots, 21 Claude Code 1 547 tok
FlorianBruniaux/ctxharness ctxharness.bruniaux.com Catch stale versions, broken paths, and missing scripts in your AI instruction files (CLAU 21 Claude Code 11 1,228 tok
krzysztofsurdy/code-virtuoso Skills, sub-agents, and playbooks for Claude Code, Cursor, and any Agent Skills-compatible 21 Claude Code, Codex, OpenCode 2 3,534 tok
etrebels/claude-code-growth-os langoptima.com Claude Code Growth Operating System (OS): Sales, Marketing, Product and Retention as one R 21 Claude Code, Codex, OpenCode 8 5,314 tok
Trivo25/code-airlock trivo25.github.io Run Claude Code (or another coding agent) unattended, inside a disposable microVM, with it 21 Claude Code, Codex, OpenCode 2 288 tok
hosanxiv/kiasumiles kiasumiles.space Kiasu Miles — A Singapore credit card rewards optimization MCP. Real-time card matching, m 21 Codex, OpenCode 1 284 tok
rxdt/loopgate_harness A repo-native coding-agent loop harness for Claude, Codex, Copilot, and other CLI agents. 21 Codex, OpenCode 1 789 tok
EslaMx7/ai-trailers npmjs.com Capture AI coding tool prompts as standard git trailers in commit messages. Supports Claud 21 Claude Code 3 555 tok
heymegabyte/claude-skills claude.megabyte.space 14-category autonomous product-building OS for 32+ AI coding tools. One-line prompts → dep 21 Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode, Windsurf 7 3,982 tok
Rainnystone/naive-harness-kit Prompt-first starter kit for Codex and Claude Code workspaces, with bootstrap, upkeep, and 21 Claude Code, Codex, OpenCode 2 908 tok
ManageXR/claude-unity-bridge A file-based Command Protocol enabling Claude Code to trigger Unity Editor operations. Bui 21 Claude Code, Codex, OpenCode 2 5,054 tok