23,280 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 agents7,521Claude Code6,606Data and AI3,688Backend and APIs3,494Languages3,401Planning3,209Git and workflow3,151Code review2,736Memory and context2,361Testing2,351DevOps and cloud2,300Writing and docs2,296Research2,295Frontend2,250Security2,004Productivity1,709
All Claude Code32,116 Codex23,280 OpenCode22,053 GitHub Copilot3,543 Gemini CLI1,915 Cursor1,736 Windsurf119 Kiro77
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| Mats2208/MCP-Packet-Tracer mcpnetwork.top AI-powered Cisco Packet Tracer automation over MCP. Describe a network in natural language | 177 | Codex, OpenCode | 1 | 997 tok |
| ganapativs/microcharts microcharts.dev Word-sized charts for React, made for LLMs and humans — 106 chart types, zero runtime depe | 177 | Claude Code, Codex, OpenCode | 2 | 5,866 tok |
| comet-ml/comet-examples Examples of Machine Learning code using Comet.ml | 176 | Claude Code, Codex, OpenCode | 3 | 1,587 tok |
| jjlabsio/korea-stock-mcp korea-stock-mcp-landing.vercel.app MCP Server for Korean stock analysis. | 176 | Codex, OpenCode | 1 | 124 tok |
| IssacW228/student-llm-wiki 📚 Student LLM Wiki — AI-compiled knowledge base for university students. Drop course slid | 176 | Claude Code, Codex, OpenCode | 12 | 550 tok |
| ob-labs/agentseek ob-labs.github.io AgentSeek is an application development lifecycle toolkit for AI ecosystem apps, built by | 176 | Codex, OpenCode | 1 | 142 tok |
| Luligu/matterbridge-zigbee2mqtt Matterbridge zigbee2mqtt plugin | 176 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 1,410 tok |
| brave/brave-search-skills api.search.brave.com Official skills for using Brave Search API with AI coding agents. | 176 | Codex, OpenCode | 1 | 789 tok |
| resend/resend-skills Agent Skills for working with Resend to send and receive emails. | 176 | Claude Code, Codex, OpenCode | 2 | 174 tok |
| Kpa-clawbot/CoreScope MeshCore mesh network analyzer — live packet visualization, VCR replay, channel decryption | 176 | Claude Code, Codex, GitHub Copilot, OpenCode | 4 | 7,204 tok |
| nwiizo/nippo crates.io Daily report management repository. | 176 | Claude Code, Codex, OpenCode | 2 | 423 tok |
| cloudQuant/backtrader backtrader.readthedocs.io High-performance Python backtesting & live-trading framework: 45%+ faster than upstream, 5 | 176 | Claude Code, Codex, OpenCode | 2 | 7,272 tok |
| QuentinCody/interlinked-cli The harness for your harness. Local hooks, taste enforcement, and developer observability | 176 | Claude Code, Codex, OpenCode | 2 | 22,056 tok |
| step-security/dev-machine-guard stepsecurity.io Scan your dev machine for AI agents, MCP servers, IDE extensions, and suspicious packages | 175 | Codex, OpenCode | 1 | 11,386 tok |
| damiansire/web-worker-patterns An interactive platform demonstrating advanced Web Worker patterns and architectural strat | 175 | Claude Code, Codex, GitHub Copilot, OpenCode | 5 | 2,550 tok |
| mitchdenny/hex1b hex1b.dev The .NET Terminal Application Stack | 175 | Claude Code, Codex, OpenCode | 10 | 3,232 tok |
| Khalilzhang0825/boring-is-all-you-need Boring Is All You Need: a Codex Desktop workflow replacement with transactional migration, | 175 | Codex, OpenCode | 1 | 422 tok |
| Kilo-Org/kilo-marketplace Kilo Marketplace - A curated collection of Skills, MCP Servers, and Modes for enhancing AI | 175 | Codex, OpenCode | 1 | 788 tok |
| github/gh-aw-mcpg Github Agentic Workflows MCP Gateway | 175 | Claude Code, Codex, OpenCode | 3 | 7,955 tok |
| nikolai-vysotskyi/trace-mcp trace-mcp.com Framework-aware code intelligence MCP server for Claude Code and Codex — 70.5% fewer input | 175 | Claude Code, Codex, OpenCode | 2 | 5,632 tok |
| codeaashu/free-claude-code Use claude-code for free in the terminal, VSCode extension or via discord like openclaw | 175 | Claude Code, Codex, OpenCode | 2 | 843 tok |
| xindoo/sumeru Xumi Writing, a SKILL focused on writing long-form novels. | 174 | Claude Code, Codex, OpenCode | 2 | 3,881 tok |
| tensorlakeai/tensorlake-skills Coding agent skill for Tensorlake. Routes Claude Code, OpenAI Codex, and other AI agents t | 174 | Codex, OpenCode | 1 | 851 tok |
| andylow92/file-system-brain-mcp Self-improving, AI-native markdown vault you hand to an AI agent. GitHub-style file tree + | 174 | Codex, OpenCode | 1 | 7,154 tok |
| Coding-Dev-Tools/engraphis engraphis.com Local-first, inspectable memory for coding agents: durable context across sessions and rep | 174 | Claude Code, Codex, OpenCode | 2 | 6,029 tok |
| ralcorta/arcasdk afipts.com SDK para los Web Services de AFIP | 174 | Codex, OpenCode | 1 | 1,079 tok |
| kky42/codex-as-mcp Convert codex CLI tool to an MCP — unleash the power of GPT-5 | 174 | Claude Code, Codex, OpenCode | 2 | 809 tok |
| kdroidFilter/Zayit zayitapp.com Zayit is a free app to read, search, and explore Jewish study texts. Built for study: fast | 173 | Claude Code, Codex, OpenCode | 2 | 2,964 tok |
| unnecessary-special-projects/ghist Task management that lives in your repo | 173 | Claude Code, Codex, OpenCode | 4 | 738 tok |
| ston-fi/ton-rs Rust libraries for working with the TON blockchain: cells, TLB, addresses, wallets, contra | 173 | Codex, OpenCode | 1 | 764 tok |
| nuxt-modules/mcp-toolkit mcp-toolkit.nuxt.dev Create MCP servers directly in your Nuxt application. Define tools, resources, and prompts | 173 | Codex, OpenCode | 1 | 8,961 tok |
| devlint/GitWand gitwand.app The Git client that actually resolves conflicts: 8 deterministic patterns auto-resolve the | 173 | Claude Code, Codex, OpenCode | 13 | 3,437 tok |
| ma2za/python-substack ma2za.github.io Write and safely manage Substack drafts from Markdown with Python, CLI, and MCP. | 173 | Codex, Gemini CLI, OpenCode | 4 | 814 tok |
| qqzhangyanhua/learn-opencode-agent book.zyh.lol A tutorial on learning and practicing with the OpenCode AI Coding Agent, covering Agents, | 173 | Claude Code, Codex, OpenCode | 2 | 3,973 tok |
| dredozubov/hazmat Containment for AI agents - user isolation, sandboxed execution, network controls, backup/ | 173 | Claude Code, Codex, OpenCode | 2 | 4,274 tok |
| ilindaniel/ponytail-lite Stop agents from over-engineering. Inspired by Ponytail, but without the plugin madness. J | 173 | Codex, OpenCode | 1 | 559 tok |
| erduo1998-cell/ip-strategist An open-source skill that turns any AI agent into a personal branding strategist · distill | 173 | Codex, OpenCode | 1 | 1,280 tok |
| calesthio/generative-media-skills Research-backed agent skills and tools for premium image, video, audio, voice, and generat | 173 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 827 tok |
| pivoshenko/kasetto kasetto.dev 📼 A declarative AI agent environment manager, written in Rust | 173 | Claude Code, Codex, OpenCode | 2 | 4,154 tok |
| omnilink-tech/omnisim omnilink-agents.com Open-source robotics simulator for coding agents: HTTP/JSON + MCP control, Newton physics, | 173 | Claude Code, Codex, OpenCode | 2 | 15,900 tok |
| contentful/contentful-export This tool allows you to export a Contentful space to a JSON dump | 172 | Codex, OpenCode | 1 | 1,177 tok |
| lincwang123-bot/moonlit-stories Reusable AI English picture-book workflow with consistent illustrations and local Chatterb | 172 | Codex, OpenCode | 1 | 435 tok |
| Hmbown/Hegelion hegelion-web.pages.dev Dialectical reasoning architecture for LLMs (Thesis → Antithesis → Synthesis) | 172 | Claude Code, Codex, OpenCode | 3 | 1,804 tok |
| marimo-team/skills skills for coding agents related to marimo | 172 | Claude Code, Codex, OpenCode | 2 | 155 tok |
| Yesterday-AI/paperclip-plugin-company-wizard npmjs.com Bootstrap AI agent companies from modular templates. | 172 | Claude Code, Codex, OpenCode | 2 | 3,783 tok |
| sendaifun/solana-new solana.new think. build. ship. tasteful & useful crypto apps. using a curated skills + knowledge base | 172 | Claude Code, Codex, OpenCode | 2 | 1,642 tok |
| PsiACE/skills skills.psiace.me A small, shared skill library by builders, for builders. | 172 | Codex, OpenCode | 1 | 88 tok |
| integromat/make-mcp-server Make MCP Server | 172 | Claude Code, Codex, OpenCode | 2 | 913 tok |
| mr-tbot/mesh-api mesh-api.dev MESH-API — Off-Grid AI & API Router & with MCP server & over 30 API extensions for Meshta | 172 | Codex, OpenCode | 1 | 1,240 tok |
| Byndyusoft/aact CLI and library for validating, analyzing, and generating the architecture of microservice | 172 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 2,408 tok |