23,614 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 agents8,442Claude Code6,875Data and AI3,584Git and workflow3,574Backend and APIs3,550Languages3,468Planning3,315Code review2,876Testing2,653DevOps and cloud2,462Writing and docs2,461Memory and context2,373Research2,315Frontend2,301Security2,167Project management1,944
All Claude Code32,436 Codex24,692 OpenCode23,614 GitHub Copilot3,700 Gemini CLI2,016 Cursor1,769 Windsurf202 Kiro113
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| winedarksea/AutoTS Automated Time Series Forecasting | 1,434 | Codex, OpenCode | 1 | 846 tok |
| puppyone-ai/puppyone The (local & cloud) folder built for your agents. | 1,429 | Codex, OpenCode | 1 | 1,141 tok |
| JuneYaooo/gpt-image2-ppt-skills slidecraft-template-gallery.vercel.app Clone any .pptx into your own deck — OpenAI gpt-image-2 mimics the layout, you supply the | 1,428 | Codex, OpenCode | 1 | 1,171 tok |
| agentplugins/agent-plugins-spec agent-plugins.org Agent Plugins Specification v1.0.0 — A minimal standard for packaging agent extensions int | 1,428 | Codex, OpenCode | 1 | 868 tok |
| K-Dense-AI/k-dense-byok arxiv.org An AI co-scientist running on your desktop. Claude Science but better. | 1,427 | Codex, OpenCode | 1 | 19,736 tok |
| yohey-w/multi-agent-shogun Samurai-inspired multi-agent system for Claude Code. Orchestrate parallel AI tasks via tmu | 1,422 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode | 17 | 15,149 tok |
| paradigmxyz/centaur centaur.run Centaur is frontier, agentic infrastructure that you own. Centaur is like Claude Tag, but | 1,422 | Claude Code, Codex, OpenCode | 14 | 1,919 tok |
| fmind/mlops-python-package fmind.github.io Production-shaped MLOps Python package and reference implementation of the MLOps Coding Co | 1,421 | Codex, OpenCode | 1 | 1,423 tok |
| hesamsheikh/octogent A thin orchestration dashboard over Claude Code for managing context, automation, and deve | 1,421 | Claude Code, Codex, OpenCode | 2 | 986 tok |
| alibaba/skill-up alibaba.github.io An evaluation and evolution tool for Agent Skills. | 1,420 | Claude Code, Codex, OpenCode | 2 | 2,493 tok |
| GanyuanRan/Aegis autoloom.codes Make AI coding agents architecture-aware: baseline-first, evidence-verified, drift-checked | 1,419 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 2,954 tok |
| agent0ai/space-agent The agent that re-shapes the Space | 1,417 | Codex, OpenCode | 1 | 1,048 tok |
| valkor-ai/loom Loop engineering for agentic software delivery. | 1,415 | Codex, OpenCode | 1 | 736 tok |
| nrwl/nx-console nx.dev Nx Console is the user interface for Nx & Lerna. | 1,415 | Claude Code, Codex, Cursor, OpenCode | 12 | 1,370 tok |
| awaescher/OllamaSharp nuget.org The easiest way to use Ollama in .NET | 1,411 | Codex, OpenCode | 1 | 3,427 tok |
| thetahealth/mirobody mirobody.ai Mirror your body in data. One standard, every source, one complete picture of you: a self- | 1,408 | Codex, OpenCode | 1 | 2,136 tok |
| tintinweb/pi-subagents npmjs.com Claude Code like Sub-Agents & Workflow Orchestration for Pi — parallel execution, live wid | 1,407 | Codex, OpenCode | 1 | 2,969 tok |
| wuji-labs/nopua A skill that unlocks your AI's potential through love. We commanded. We threatened. They w | 1,404 | Codex, OpenCode | 1 | 546 tok |
| ChiChou/grapefruit codecolor.ist Open-source mobile security testing suite for iOS and Android. Previously Passionfruit | 1,404 | Claude Code, Codex, OpenCode | 2 | 440 tok |
| justrach/codedb codegraff.com Zig code intelligence server and MCP toolset for AI agents. Fast tree, outline, symbol, se | 1,401 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 1,709 tok |
| nateherkai/hyperframes-student-kit Edit videos, reels, and YouTube Shorts with Codex or Claude Code. 14 skills, transcript-dr | 1,399 | Claude Code, Codex, OpenCode | 2 | 2,582 tok |
| coollabsio/jean jean.build A dev environment for AI agents. | 1,397 | Claude Code, Codex, Gemini CLI, OpenCode | 9 | 7,743 tok |
| m0n0x41d/haft haft.tools Engineering decisions engine that know when they're stale. Frame, compare, decide — with e | 1,395 | Claude Code, Codex, OpenCode | 2 | 10,802 tok |
| urob/zmk-config Personal ZMK firmware configuration for various boards (34-keys, Glove80, Planck) | 1,394 | Codex, OpenCode | 1 | 1,867 tok |
| cosmtrek/mindwalk A visualization tool that replays coding-agent sessions on a 3D map of your codebase. | 1,392 | Claude Code, Codex, OpenCode | 3 | 881 tok |
| vczh-libraries/Release Release folder of all projects, mainly for GacUI: Native C++ UI library, cross-platform, M | 1,390 | Codex, GitHub Copilot, OpenCode | 8 | 3,915 tok |
| Team-Commonly/commonly commonly.me One pod for your team and the agents each of you runs: your own Claude Code, or a hosted a | 1,389 | Claude Code, Codex, OpenCode | 2 | 8,057 tok |
| raroque/boop-agent iMessage personal agent: choose Claude Agent SDK (Claude Code) or Codex app-server runtime | 1,388 | Claude Code, Codex, OpenCode | 10 | 589 tok |
| Lapis0x0/obsidian-yolo Agent-native AI assistant — chat, write, whiteboard, learning, all in one. | 1,386 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 2,531 tok |
| sashiko-dev/sashiko sashiko.dev Agentic review of Linux Kernel code changes | 1,385 | Codex, Gemini CLI, OpenCode | 2 | 3,751 tok |
| michaelshimeles/skills Agent skills and an AGENTS.md workflow template — isolate in worktrees, build to a service | 1,383 | Codex, OpenCode | 1 | 1,521 tok |
| IoTSharp/IoTSharp iotsharp.net IoTSharp is an open-source IoT platform for data collection, processing, visualization, an | 1,383 | Codex, GitHub Copilot, OpenCode | 2 | 2,703 tok |
| Dimillian/CodexSkillManager macOS app to manage your Codex skills | 1,379 | Codex, OpenCode | 1 | 880 tok |
| LilMGenius/paperthin paperthin.ai Low-level agentic design patterns. Turning old engineering wisdom into reflexes your agent | 1,375 | Claude Code, Codex, OpenCode | 2 | 3,409 tok |
| tontinton/maki maki.sh An efficient AI coding agent extendable by neovim-like Lua plugins | 1,374 | Codex, OpenCode | 1 | 1,101 tok |
| apache/struts struts.apache.org Apache Struts is a free, open-source, MVC framework for creating elegant, modern Java web | 1,373 | Claude Code, Codex, OpenCode | 10 | 1,547 tok |
| piratuks/invoice-builder Invoice and quotation builder desktop app with PDF export, designed for small businesses a | 1,365 | Claude Code, Codex, GitHub Copilot, OpenCode | 12 | 3,467 tok |
| microsoft/winappCli winapp, the Windows App Development CLI, is a single command-line interface for managing W | 1,363 | Claude Code, Codex, OpenCode | 5 | 8,075 tok |
| study8677/repobrain deepwiki.com 🧠 RepoBrain (formerly Antigravity) — Give your repo a brain. ChatGPT for your codebase: w | 1,359 | Claude Code, Codex, GitHub Copilot, OpenCode | 5 | 385 tok |
| infinispan/infinispan infinispan.org Infinispan is an open source data grid platform and highly scalable NoSQL cloud data store | 1,359 | Codex, GitHub Copilot, OpenCode | 2 | 509 tok |
| sceneview/sceneview sceneview.github.io 3D & AR SDK for Android (Jetpack Compose + Filament), Apple (SwiftUI + RealityKit), Web, F | 1,358 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode, Windsurf | 6 | 6,073 tok |
| MaJerle/c-code-style majerle.eu Recommended C code style and coding rules for standard C99 or later. Comes with AI agent s | 1,357 | Codex, OpenCode | 1 | 879 tok |
| first-fluke/oh-my-agent firstfluke.com Agent skills and specialist teams for Claude Code, Codex, Cursor and other coding agents. | 1,357 | Claude Code, Codex, OpenCode | 1 | 1,065 tok |
| getsentry/sentry-java docs.sentry.io A Sentry SDK for Java, Android and other JVM languages. | 1,357 | Claude Code, Codex, OpenCode | 6 | 3,183 tok |
| poco-ai/poco-claw poco-docs.vercel.app A more beautiful and easier-to-use alternative to OpenClaw. It features a nicer Web UI, bu | 1,355 | Claude Code, Codex, OpenCode | 2 | 2,869 tok |
| stenolabs/stenoai stenoai.co StenographAI is the secure privacy-first AI notepad & notetaker for confidential conversat | 1,355 | Claude Code, Codex, OpenCode | 2 | 10,305 tok |
| basementstudio/xmcp xmcp.dev The TypeScript MCP framework | 1,347 | Claude Code, Codex, OpenCode | 3 | 628 tok |
| huytieu/COG-second-brain Self-evolving second brain with 35 AI skills, 10 agents, and people CRM. Closed-loop harne | 1,340 | Claude Code, Codex, Cursor, Gemini CLI, OpenCode | 11 | 18,441 tok |
| spiculedata/saiku saiku.bi Open-source semantic layer: one cube for Excel (MDX/XMLA), dashboards, and AI agents (MCP) | 1,339 | Claude Code, Codex, GitHub Copilot, OpenCode | 10 | 13,407 tok |
| Intuition-Lab/personal-model intuition-lab.github.io Build your HUMAN.md. | 1,335 | Claude Code, Codex, OpenCode | 2 | 1,391 tok |