23,157 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 agents7,557Claude Code6,620Data and AI3,682Backend and APIs3,496Languages3,401Planning3,217Git and workflow3,165Code review2,733Testing2,364Memory and context2,364DevOps and cloud2,310Writing and docs2,303Research2,297Frontend2,252Security2,013Productivity1,710
All Claude Code31,977 Codex23,157 OpenCode22,109 GitHub Copilot3,551 Gemini CLI1,917 Cursor1,739 Windsurf129 Kiro79
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| Nisus74/pencil-skill AI coding skill plugin for pencil.dev (.pen) design files via the Pencil MCP server that w | 23 | Claude Code, Codex, OpenCode | 2 | 4,085 tok |
| MoaidHathot/Zakira.Imprint Ship AI Skills, custom instructions, and MCP server configs alongside your NuGet packages. | 23 | Codex, OpenCode | 1 | 24 tok |
| nonatofabio/mindle A quiet place to read Markdown. Native macOS e-reader with highlighting, annotations & GFM | 23 | Codex, OpenCode | 1 | 3,255 tok |
| ankaboot-source/supabase-selfhost-ops ankaboot.io Self-host Supabase in production, AI-ready: read-only MCP for your coding agent with zero | 23 | Codex, OpenCode | 1 | 12,010 tok |
| sandraschi/worldlabs-mcp FastMCP 3.2 server and webapp wrapping the World Labs Marble API — generate navigable 3D | 23 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode, Windsurf | 6 | 1,550 tok |
| nitsan-technologies/ns_t3af t3planet.de MCP-first AI foundation for TYPO3. Bring AI agents into TYPO3, on your terms. | 23 | Claude Code, Codex, OpenCode | 5 | 1,033 tok |
| hyqibot/claude-code-token-free Claude Code with Token-free Plan. A Claude Code build repaired from the source leaked fro | 23 | Codex, GitHub Copilot, OpenCode | 2 | 3,441 tok |
| neveevol7/career-ops-cn I spent several months applying for jobs using the most tedious methods. So, based on care | 23 | Claude Code, Codex, OpenCode | 16 | 5,592 tok |
| iamraven-tw/Learn-GAS An AI Agent guides beginners through Google Apps Script tutorials, project development, an | 23 | Claude Code, Codex, OpenCode | 2 | 802 tok |
| felvieira/claude-skills-fv | 23 | Claude Code, Codex, OpenCode | 4 | 4,633 tok |
| ukunal91app/Marketing-Skills-by-Corey-Haines | 23 | Claude Code, Codex, OpenCode | 2 | 2,263 tok |
| huyphan13189/QE-AI | 23 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 17 | 10,209 tok |
| basher83/lunar-claude Repo for my personal Claude Code configs | 23 | Claude Code, Codex, OpenCode | 32 | 628 tok |
| nghjjnjnf/echo-kaoyan-english-skill Echo_Graduate Entrance Exam English SKILL: A Codex skill-only plugin for detailed analysis | 23 | Claude Code, Codex, OpenCode | 3 | 1,380 tok |
| NVIDIA/cloudxr-js-samples nvidia.github.io The samples for CloudXR.js, a JavaScript Client SDK that enables developers to build enter | 23 | Codex, OpenCode | 1 | 1,717 tok |
| cesarandreslopez/tauri-agent-tools cesarandreslopez.github.io Agent-driven inspection toolkit for Tauri desktop apps | 23 | Claude Code, Codex, OpenCode | 2 | 3,772 tok |
| maximskorohod/memohood Dialogue memory for AI agents (hermes plugin): auto-recall of facts across sessions, LLM f | 23 | Codex, OpenCode | 1 | 1,318 tok |
| biglinux/biglinux-webapps | 23 | Codex, OpenCode | 1 | 2,676 tok |
| mitkox/background-coding-agents Background Coding Agents for Manufacturing Example Code | 23 | Codex, OpenCode | 1 | 3,014 tok |
| fserg/1c-lsp-mcp-skill Cross-platform launcher manager and MCP bridge for multiple bsl-language-server instances | 23 | Claude Code, Codex | 2 | 2,372 tok |
| prashantdivate/yocto-lens A terminal UI for Yocto/OpenEmbedded static analysis, style checks, layer validation, patc | 23 | Claude Code, Codex, OpenCode | 2 | 484 tok |
| tsuru0805/idea-to-merge An automated development template covering the workflow from idea to implementation, with | 23 | Codex, OpenCode | 1 | 1,195 tok |
| Gusto/baerly-storage medium.com Document database with no database server. Tiny, LLM-friendly TypeScript API; DB engine ru | 23 | Claude Code, Codex, OpenCode | 4 | 6,928 tok |
| zhuanggenhua/BoardGame | 23 | Claude Code, Codex, OpenCode | 9 | 297 tok |
| NickZaitsev/ru-normalizr pypi.org ru-normalizr — the best Russian text normalizer without LLMs. Converts numbers, dates, tim | 23 | Claude Code, Codex, OpenCode | 7 | 1,402 tok |
| jianzhoujz/input-indicator macOS Chinese input method indicator (supports Doubao Input Method/WeChat Input Method) | 23 | Codex, OpenCode | 1 | 7,192 tok |
| rehiy/isrvd isrvd.rehiy.com All-in-one server management tool built with Go + Vue 3, providing full-stack operations c | 23 | Codex, OpenCode | 1 | 5,398 tok |
| huqianghui/mindforge AI, Azure, Philosophy & Engineering musings — an Obsidian-powered digital forge for deep t | 23 | Claude Code, Codex, OpenCode | 5 | 6,686 tok |
| lelele-cloud/ai-comic-drama One-click AI-generated animated dramas | 23 | Claude Code, Codex, Cursor, OpenCode | 4 | 143 tok |
| AshotN/OpenCode-Relay A plugin to integrate the OpenCode AI coding assistant into IntelliJ-based IDEs. | 23 | Codex, OpenCode | 2 | 361 tok |
| Just-Agent/make-agents-cheaper Rust CLI for improving prompt cache hit rate in coding-agent workflows | 23 | Claude Code, Codex, OpenCode | 2 | 783 tok |
| shangyankeji/zhixun xiaoguan.syhub.net An AI-driven system for cultivating top salespeople and helping socially anxious people de | 23 | Codex, OpenCode | 1 | 3,092 tok |
| savethepolarbears/jules-mcp-server Production-ready Model Context Protocol (MCP) server for Google Jules API. Enables autonom | 23 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 1,176 tok |
| rainmanjam/poka-yoke Mistake-proofing for software. Shigeo Shingo's poka-yoke method as a Claude Code plugin: a | 23 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 1,387 tok |
| felipefontoura/pi-sdd-kit felipefontoura.com Spec-Driven Development skill pack for the Pi coding agent: steering docs, .status gates, | 23 | Claude Code, Codex, OpenCode | 2 | 1,921 tok |
| stevengonsalvez/agents-in-a-box stevengonsalvez.github.io context engineering for agentic coding | 23 | Claude Code, Codex, OpenCode | 6 | 729 tok |
| VincentChuWaiChow/vanguard-frontier-agentic Curated marketplace of AI skills, agents, and rules for cloud, zero-trust, and compliance- | 23 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 4 | 5,843 tok |
| visnia-ai/browser-agent A powerful & efficient browser agent that automates any task on the web | 23 | Codex, OpenCode | 1 | 529 tok |
| gaspareduard/Omada-mcp Security-first MCP server for TP-Link Omada, with a stdio-first runtime, capability-gated | 23 | Claude Code, Codex, OpenCode | 3 | 2,700 tok |
| zensation-ai/zenbrain zensation.ai Agent memory for LLM agents: 7 neuroscience-inspired layers (working, episodic, semantic, | 23 | Codex, OpenCode | 1 | 1,133 tok |
| bidyashish/vedicpanchanga.com vedicpanchanga.com Drik Panchanga Vedic | 23 | Claude Code, Codex, OpenCode | 2 | 9,187 tok |
| Fantety/next-engine nextengine.net Next Engine – Multi-platform 2D and 3D game engine with AI | 23 | Codex, OpenCode | 1 | 314 tok |
| theanibalos/MicroCoreOS microcoreos.com The Elastic Monolith: A microkernel architecture designed to optimize AI context windows, | 23 | Claude Code, Codex, OpenCode | 2 | 4,263 tok |
| salesforce-ux/design-system-2-starter-kit salesforce-ux.github.io | 23 | Claude Code, Codex, OpenCode | 4 | 1,523 tok |
| jyt6640/persona-harness Continuously refine your project’s engineering philosophy — and keep AI coding agents hone | 23 | Codex, OpenCode | 1 | 768 tok |
| JuandaGarcia/crd-ui crd-ui.juanda.co 💳 A credit & debit card component. Dependency-free, themeable, localizable. One package f | 23 | Codex, OpenCode | 1 | 776 tok |
| just1step/solidworks-mcp A Model Context Protocol (MCP) server for SolidWorks, enabling AI assistants to interact w | 23 | Claude Code, Codex | 1 | — |
| TadMSTR/searxng-mcp npmjs.com Private web search MCP: SearXNG metasearch → ML reranking → 4-tier fetch cascade (Firecraw | 23 | Codex, OpenCode | 1 | 1,760 tok |
| caomengxuan666/cxxmcp A conformance-tested C++17 SDK for Model Context Protocol servers and clients. | 23 | Codex, OpenCode | 1 | 2,073 tok |
| koltyakov/browser-bridge 🤖 Browser Bridge for Agentic AI Development - browser extension, MCP, and skilled CLI | 23 | Codex, OpenCode | 1 | 2,959 tok |