21,846 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 agents7,412Data and AI4,299Backend and APIs3,694Languages3,682Planning3,492Git and workflow3,285Code review2,942Memory and context2,581Research2,499Writing and docs2,458Testing2,454Frontend2,420DevOps and cloud2,410Security2,106Productivity2,076Project management1,686
All Claude Code31,991 Codex23,077 OpenCode21,846 GitHub Copilot3,491 Gemini CLI1,901 Cursor1,721 Kiro33 Windsurf25
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| openai/openai-cookbook cookbook.openai.com Examples and guides for using the OpenAI API | 75,775 | Codex, OpenCode | 2 | 1,165 tok |
| apache/superset superset.apache.org Apache Superset is a Data Visualization and Data Exploration Platform | 74,661 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 7 | 3,630 tok |
| thedaviddias/Front-End-Checklist frontendchecklist.io 🗂 The essential checklist for modern web development, for humans and AI agents | 74,041 | Claude Code, Codex, OpenCode | 2 | 4,648 tok |
| microsoft/ai-agents-for-beginners aka.ms 18 Lessons to Get Started Building AI Agents | 74,010 | Claude Code, Codex, OpenCode | 8 | 2,488 tok |
| santifer/career-ops career-ops.org Open-source AI job search: scan job portals, evaluate listings into a structured A-H repor | 70,241 | Claude Code, Codex, Gemini CLI, OpenCode | 7 | 11,599 tok |
| code-yeongyu/oh-my-openagent omo.dev OmO: Drop your tokens. Ultrawork. Done. | 68,736 | Claude Code, Codex, OpenCode | 5 | 16,490 tok |
| openinterpreter/openinterpreter openinterpreter.com A coding agent for open models like Kimi K3 and GLM 5.3 | 68,247 | Codex, OpenCode | 1 | 5,182 tok |
| cline/cline cline.bot Autonomous coding agent as an SDK, IDE extension, or CLI assistant. | 67,541 | Claude Code, Codex, GitHub Copilot, OpenCode | 9 | 2,383 tok |
| Fission-AI/OpenSpec openspec.dev Spec-driven development (SDD) for AI coding assistants. | 67,407 | Claude Code, Codex, OpenCode | 5 | — |
| pbakaus/impeccable impeccable.style The design language that makes your AI harness better at design. | 65,856 | Claude Code, Codex, OpenCode | 11 | 15,846 tok |
| warpdotdev/warp warp.dev Warp is an agentic development environment, born out of the terminal. | 64,823 | Claude Code, Codex, OpenCode | 24 | 4,233 tok |
| mem0ai/mem0 mem0.ai The Memory Layer for AI Agents - Drop-in memory infrastructure for AI agents and apps. Con | 64,756 | Claude Code, Codex, OpenCode | 2 | 3,113 tok |
| gsd-build/get-shit-done A light-weight and powerful meta-prompting, context engineering and spec-driven developmen | 64,595 | Codex, OpenCode | 1 | 739 tok |
| stablyai/orca onorca.dev Orca is the ADE for working with a fleet of parallel agents. Run any coding agent with you | 62,333 | Claude Code, Codex, OpenCode | 2 | 2,245 tok |
| diegosouzapw/OmniRoute omniroute.online Never stop coding. Free MIT AI gateway: one endpoint, 352 providers (150+ free), 1200+ mod | 61,672 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 16,112 tok |
| coollabsio/coolify coolify.io An open-source, self-hostable PaaS alternative to Vercel, Heroku & Netlify that lets you e | 61,464 | Claude Code, Codex, OpenCode | 14 | 6,480 tok |
| mvanhorn/last30days-skill AI agent skill that researches any topic across Reddit, X, YouTube, HN, Polymarket, and th | 61,351 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 3,976 tok |
| tw93/Pake faberon.io 🤱🏻 Turn any webpage into a desktop app with one command. | 61,303 | Claude Code, Codex, GitHub Copilot, OpenCode | 9 | 6,801 tok |
| usestrix/strix strix.ai Open-source AI penetration testing tool to find and fix your app’s vulnerabilities. | 60,777 | Codex, OpenCode | 1 | 1,847 tok |
| MemPalace/mempalace mempalaceofficial.com The best-benchmarked open-source AI memory system. And it's free. | 58,862 | Claude Code, Codex, OpenCode | 2 | 1,687 tok |
| remotion-dev/remotion remotion.dev 🎥 Make videos programmatically with React | 58,425 | Claude Code, Codex, GitHub Copilot, OpenCode | 60 | 847 tok |
| crewAIInc/crewAI crewai.com Framework for orchestrating role-playing, autonomous AI agents. By fostering collaborative | 58,133 | Codex, OpenCode | 1 | 452 tok |
| BerriAI/litellm docs.litellm.ai The fastest, litest AI Gateway. Rust core with Python SDK. Call 100+ LLM APIs in OpenAI (o | 58,128 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 3,540 tok |
| appwrite/appwrite appwrite.io Appwrite® - complete cloud infrastructure for your web, mobile and AI apps. Including Auth | 57,300 | Claude Code, Codex, OpenCode | 2 | 6,615 tok |
| remix-run/react-router reactrouter.com Declarative routing for React | 56,578 | Claude Code, Codex, OpenCode | 9 | 2,041 tok |
| calesthio/OpenMontage openmontage.video World's first open-source, agentic video production system. 12 production pipelines, 100+ | 56,290 | Claude Code, Codex, GitHub Copilot, OpenCode, Windsurf | 4 | 359 tok |
| TryGhost/Ghost ghost.org Independent technology for modern publishing, memberships, subscriptions and newsletters. | 55,179 | Claude Code, Codex, OpenCode | 23 | 777 tok |
| aaif-goose/goose goose-docs.ai an open source, extensible AI agent that goes beyond code suggestions - install, execute, | 53,947 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 2,312 tok |
| bmad-code-org/BMAD-METHOD Breakthrough Method for Agile Ai Driven Development | 52,686 | Claude Code, Codex, OpenCode | 2 | 231 tok |
| rohitg00/ai-engineering-from-scratch aiengineeringfromscratch.com Learn it. Build it. Ship it for others. | 52,502 | Claude Code, Codex, OpenCode | 9 | 3,101 tok |
| hugohe3/ppt-master hugohe3.github.io AI turns documents or topics into real, native PowerPoint decks—with native shapes, transi | 52,260 | Claude Code, Codex, OpenCode | 2 | 2,634 tok |
| CherryHQ/cherry-studio cherryai.com AI productivity studio with smart chat, autonomous agents, and 300+ assistants. Unified ac | 51,494 | Claude Code, Codex, OpenCode | 2 | 4,719 tok |
| ChromeDevTools/chrome-devtools-mcp developer.chrome.com Chrome DevTools for coding agents | 51,086 | Codex, OpenCode | 1 | 971 tok |
| router-for-me/CLIProxyAPI Wrap Antigravity, ChatGPT Codex, Claude Code, Grok Build as an OpenAI/Gemini/Claude/Codex | 50,608 | Claude Code, Codex, OpenCode | 2 | 1,132 tok |
| tldraw/tldraw tldraw.dev Build infinite canvas apps in React with the tldraw SDK. World's best, top-most agent reco | 50,157 | Claude Code, Codex, OpenCode | 4 | 2,886 tok |
| multica-ai/multica multica.ai Make humans and AI agents work as one team — open-source and self-hostable. | 49,008 | Claude Code, Codex, OpenCode | 3 | 5,047 tok |
| mudler/LocalAI localai.io LocalAI is the open-source AI engine. Run any model - LLMs, vision, voice, image, video - | 48,887 | Claude Code, Codex, OpenCode | 2 | 1,951 tok |
| moeru-ai/airi airi.moeru.ai 💖🧸 Self hosted, you-owned Grok Companion, a container of souls of waifu, cyber livings t | 48,813 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode | 32 | 7,075 tok |
| HKUDS/nanobot nanobot.wiki Ultra-lightweight, open-source, self-hosted personal AI agent framework in Python with Web | 47,737 | Claude Code, Codex, OpenCode | 2 | 1,294 tok |
| prisma/orm prisma.io Next-generation ORM for Node.js & TypeScript | PostgreSQL, MySQL, MariaDB, SQL Server, SQL | 47,606 | Claude Code, Codex, OpenCode | 6 | 2,671 tok |
| coreyhaines31/marketingskills marketing-skills.com Marketing skills for Claude Code and AI agents. CRO, copywriting, SEO, analytics, and grow | 47,167 | Claude Code, Codex, OpenCode | 2 | 2,520 tok |
| abhigyanpatwari/GitNexus gitnexus.vercel.app GitNexus: The Zero-Server Code Intelligence Engine - GitNexus is a client-side knowl | 47,060 | Claude Code, Codex, Cursor, OpenCode, Windsurf | 26 | 6,828 tok |
| apache/airflow airflow.apache.org Apache Airflow - A platform to programmatically author, schedule, and monitor workflows | 46,749 | Claude Code, Codex, GitHub Copilot, OpenCode | 10 | 9,975 tok |
| siyuan-note/siyuan b3log.org An open-source, privacy-first, self-hosted knowledge workspace where humans and AI agents | 46,188 | Codex, OpenCode | 1 | 4,668 tok |
| cli/cli GitHub’s official command line tool | 46,162 | Claude Code, Codex, OpenCode | 7 | 1,870 tok |
| sickn33/agentic-awesome-skills sickn33.github.io AAS Core is the local, agent-first control plane for complete catalog discovery, agent-own | 46,028 | Codex, OpenCode | 1 | 1,425 tok |
| streamlit/streamlit streamlit.io Streamlit — A faster way to build and share data apps. | 45,698 | Claude Code, Codex, GitHub Copilot, OpenCode | 49 | 26,797 tok |
| getsentry/sentry sentry.io Developer-first error tracking and performance monitoring | 44,733 | Claude Code, Codex, OpenCode | 33 | 1,767 tok |
| payloadcms/payload payloadcms.com Payload is the open-source, fullstack Next.js framework, giving you instant backend superp | 44,591 | Claude Code, Codex, OpenCode | 14 | 5,194 tok |
| heygen-com/hyperframes Write HTML. Render video. Built for agents. | 44,206 | Claude Code, Codex, OpenCode | 10 | 4,159 tok |