How real projects configure their agents

1,908 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 agents7,473Claude Code6,589Data and AI3,693Backend and APIs3,491Languages3,403Planning3,201Git and workflow3,131Code review2,731Memory and context2,354Testing2,335DevOps and cloud2,298Research2,288Writing and docs2,284Frontend2,242Security1,995Productivity1,703

All Claude Code32,066 Codex23,211 OpenCode21,984 GitHub Copilot3,528 Gemini CLI1,908 Cursor1,730 Windsurf104 Kiro70

Project Stars Configures Files Always loaded
stdin/buy-vs-build Stop AI coding agents from adding dependency and build ownership without a decision note. 3 Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode 4 2,240 tok
apervashov/typescript-learning-assistant apervashov.github.io Learn TypeScript with Handbook-aligned exercises, a local progress tracker, and AI mentor 3 Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode 5 2,660 tok
Codename-11/ARC arc-cli.dev Agent Runtime Control — unified CLI + TUI + web dashboard for managing AI coding agent pro 3 Claude Code, Codex, Gemini CLI, OpenCode 3 4,880 tok
godstale/IDE-Adapter hellollama.net IDEA (Integrated Development Environment Adapter) is a VS Code extension that exposes IDE 3 Claude Code, Gemini CLI 2 2,091 tok
ThirdKeyAI/symbi-gemini-cli symbiont.dev Use Symbiont's zero-trust governance with Gemini CLI 3 Gemini CLI 1 1,005 tok
SI-GMT/SecondBrain Mémoire persistante inter-sessions pour CLI LLM (Claude Code, Gemini CLI, Codex, Mistral V 3 Claude Code, Codex, Gemini CLI, OpenCode 3 7,244 tok
poddubnyoleg/herd Herd your agents. A browser-based multiplexer for Claude Code, Codex, Gemini CLI, and p 3 Claude Code, Codex, Gemini CLI 3 5,793 tok
aaronhuff/awesome-gemini A curated list of resources, tools, apps, and power-user workflows for Google Gemini 3 Gemini CLI 1 554 tok
ZhanZiyuan/lark-mcp geminicli.com A Gemini CLI extension for Lark's MCP server. 3 Gemini CLI 1 534 tok
conversiontools/gemini-extension conversiontools.io Gemini CLI extension to convert 140+ file formats with Conversion Tools 3 Gemini CLI 1 990 tok
DevExplorerr/Physical-AI-Humanoid-Robotics-Book physical-ai-humanoid-robotics-book-saad.vercel.app Physical AI & Humanoid Robotics Book is an open-source, beginner-friendly guide that break 3 Gemini CLI 1 2,321 tok
prantikmedhi/auto-skill-finder prantikmedhi.github.io Universal AI skill router — auto-detects best installed skill per prompt + activates cavem 3 Claude Code, Codex, Gemini CLI, OpenCode 3 1,053 tok
djinn-soul/gemini-mem Persistent memory extension for Gemini CLI with local SQLite storage, hook-based recall/w 3 Gemini CLI 1 99 tok
antonio-mello-ai/mcp-redis-monitor MCP server for redis-monitor 3 Claude Code, Codex, Gemini CLI, OpenCode 3 351 tok
infotradescout/Selective-Intelligence infotradescout.github.io Selective Intelligence turns minimal intent into grounded, token-efficient AI work: resear 3 Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode 4 999 tok
Baba01hacker666/gemini-redteam Red team gemini skills and plugins 3 Gemini CLI 1 1,071 tok
marclove/known A CLI tool for managing agentic LLM instruction files in your projects. 3 Claude Code, Codex, Gemini CLI, OpenCode 8 2,322 tok
tanaikech/dev-gas-extension medium.com Introducing "dev-gas-extension," a Gemini CLI extension designed to supercharge your Googl 3 Gemini CLI 1 287 tok
tractorjuice/arckit-gemini ArcKit Gemini CLI Extension - Enterprise Architecture Governance & Vendor Procurement Tool 3 Claude Code, Gemini CLI 1 1,590 tok
fmind/agent-docs fmind.github.io Project docs that answer locally before the web — file-based Agent Skills for Claude Code, 3 Claude Code, Codex, Gemini CLI, OpenCode 3 944 tok
Njdonatelli/Image_Renamer Image Renamer is an AI-powered tool that automatically renames images with SEO-optimized f 3 Claude Code, Gemini CLI 1
kinhluan/rules-quarkus-skills 🤖 Complete AI expert ecosystem for Modern Java, Quarkus & Bazel development ☕️⚡️ Coverage 3 Codex, Gemini CLI, OpenCode 2 2,378 tok
techcraze00/CodeGraphX techcraze00.github.io CodeGraphX (CGX) — a local, token-efficient codebase graph engine & MCP server for AI codi 3 Claude Code, Gemini CLI 2 2,122 tok
daniel8824-del/claude-wiki-verbs 9-verb knowledge engine for Obsidian vaults — Karpathy LLM Wiki pattern. Works with Claude 3 Claude Code, Codex, Gemini CLI, OpenCode 3 1,069 tok
HuskyDanny/OnPoint Big idea first, then fewer words, then less code. One switch for 12+ AI coding agents — me 3 Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode 4 9,020 tok
SyntaxWay/agent-ready-repo 3 Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode 6 1,616 tok
gjfresno/IA-Cyborg-SDD IA y gestión de proyecto 3 Claude Code, Codex, Gemini CLI, OpenCode 3 822 tok
oculus-samples/Unity-VirtualCameraPublisher A Sample Project for the Virtual Camera Publisher API in Unity 3 Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode 6 1,080 tok
S13G/engineering-standards-plugin Cross-domain software engineering standard principles for AI coding agents (Claude Code, C 3 Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode 5 3,971 tok
WenBin6/thesis-md-word-workflow A standard SOP skill for quickly drafting papers with AI tools, which can be combined with 3 Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode 5 1,153 tok
edenbuilds/arya-ai 3 Claude Code, Codex, Gemini CLI, OpenCode 3 426 tok
seeker71/Coherence-Network coherencycoin.com Open intelligence platform that traces every idea from inception to payout — with fair att 3 Claude Code, Codex, Cursor, Gemini CLI, OpenCode 17 21,136 tok
SecondLifes/delphi-expert An opinionated ecosystem of rules, skills and steerings to elevate Delphi development to s 3 Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode 4 11,182 tok
sarkarsaurabh27/agent-loop-learning Reference library and skill toolkit for auditing, reviewing, and improving LLM-based agent 3 Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode 4 2,833 tok
tutumomo/MCP-civil-tools MCP Civil Tools server 3 Gemini CLI 1 404 tok
megaacheyounes/ohos-mcp-unofficial This is an unofficial MCP server providing documentation search for OpenHarmony/HarmonyOS 3 Codex, Gemini CLI, OpenCode 2 890 tok
aplaceforallmystuff/mcp-wp-abilities MCP server for WordPress 6.9+ Abilities API - dynamically exposes WordPress abilities as A 3 Claude Code, Codex, Gemini CLI, OpenCode 4 323 tok
aplaceforallmystuff/mcp-wisdom Philosophy-grounded thinking frameworks for Claude - an MCP server providing Stoic, Cognit 3 Claude Code, Codex, Gemini CLI, OpenCode 4 446 tok
alisoroushmd/zotero-mcp MCP server for Zotero — search, add papers, write Word docs with live citations 3 Codex, Gemini CLI, OpenCode 2 5,357 tok
chris-page-gov/mcp-geo AI Generated Model Context Protocol (MCP) server for geospatial (Ordnance Survey) tooling 3 Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode 4 3,453 tok
AmanKtyr/Tailor npmjs.com Stop vibe-coding bloat & token waste. Unified AI Coding-Agent & Spec-Driven Development (S 3 Claude Code, Codex, GitHub Copilot, Cursor, Gemini CLI, OpenCode, Windsurf 23 3,693 tok
moabualruz/fulcrum Local-first Agent OS — project management, agent orchestration, docs, memory, and develope 3 Claude Code, Codex, Gemini CLI, OpenCode 3 5,706 tok
DaRabus/prompt-tracker PromptVault: A self-hosted, local-first dashboard that watches your AI CLI history files ( 3 Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode 5 5,774 tok
truman-t3/industrial-design-portfolio-skill truman-t3.github.io Evidence-first industrial design portfolio Skill for Codex, Claude Code, Cursor, Gemini CL 3 Claude Code, Codex, Gemini CLI, OpenCode 3 7,821 tok
s977043/river-review river-review.the3396.com Turn reviews into organizational decision assets. Review Judgment as Code for AI-assisted 3 Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode 10 9,528 tok
maxgfr/conforme Sync your AI coding config from Claude Code, Cursor, or any tool — rules, skills, agents, 3 Claude Code, Codex, GitHub Copilot, Gemini CLI, Kiro, OpenCode 9 18,113 tok
aphrody-code/bxc aphrody-code.github.io Zero-Spawn browser engine for AI agents — Bun + Rust FFI. In-process DOM/Markdown, curl-im 3 Claude Code, Codex, Gemini CLI, OpenCode 17 7,882 tok
rabee-elkholy/android-harness-kit Deterministic Android Engineering for the AI Era: Turn Any AI Assistant into an Uncompromi 3 Codex, Gemini CLI, OpenCode 2 1,188 tok
ahamedzoha/atelier Learn-by-building template: turn any idea into a project you build by hand with an AI ment 3 Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode 4 3,392 tok
criger/Agentic-Ground-Rules Model-agnostic AGENTS.md templates and project instructions for AI coding agents such as C 3 Claude Code, Codex, Gemini CLI, OpenCode 3 442 tok