24,785 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 agents8,489Claude Code6,881Git and workflow3,605Data and AI3,580Backend and APIs3,556Languages3,486Planning3,323Code review2,893Testing2,681Writing and docs2,477DevOps and cloud2,477Memory and context2,375Research2,318Frontend2,308Security2,170Project management1,960
All Claude Code32,505 Codex24,785 OpenCode23,702 GitHub Copilot3,719 Gemini CLI2,034 Cursor1,771 Windsurf202 Kiro114
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| felipefontoura/pi-sdd-kit felipefontoura.com Spec-Driven Development skill pack for the Pi coding agent: steering docs, .status gates, | 37 | Claude Code, Codex, OpenCode | 2 | 2,127 tok |
| jvm/pi-mono Monorepo for Pi-related projects | 37 | Codex, OpenCode | 1 | 2,114 tok |
| Liberty91LTD/cti-skills liberty91.com Cyber Threat Intelligence Skills for each stage of the CTI Lifecycle. | 37 | Claude Code, Codex, OpenCode | 4 | 2,621 tok |
| artcc/openclient-llm arturocarreterocalvo.com Open-source native iOS, iPadOS & macOS LLM client for LiteLLM, Ollama and OpenAI-compatibl | 37 | Codex, OpenCode | 4 | 1,401 tok |
| playcanvas/skills developer.playcanvas.com Reusable skills for AI coding agents working with PlayCanvas products | 37 | Codex, OpenCode | 1 | 410 tok |
| lj22503/awesome-finai-tools-zn A comprehensive overview of Chinese financial AI tools: Market Data MCP, quantitative fram | 37 | Codex, OpenCode | 1 | 139 tok |
| LokmenoWer/best-cad-mcp Comprehensive AutoCAD MCP server for Windows. It exposes high-level tools for drawing, edi | 37 | Claude Code, Codex | 2 | — |
| yxy050208/multisim-mcp pypi.org Unofficial MCP server for AI-driven NI Multisim circuit generation, simulation, data expor | 37 | Codex, OpenCode | 1 | 409 tok |
| joelhooks/skills Public-safe, generally useful agent skills | 37 | Codex, OpenCode | 1 | 172 tok |
| gavinmcfall/home-ops HomeOps driven by Kubernetes and GitOps using Flux | 37 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 4,360 tok |
| indexedlabs/pydantic-ai-gepa GEPA extension for pydantic-ai | 37 | Claude Code, Codex, OpenCode | 3 | 928 tok |
| quinnjr/skia-rs A 100% pure Rust implementation of Google's Skia 2D graphics library | 37 | Codex, OpenCode | 1 | 4,275 tok |
| wandb/vibes wandb.github.io A repo with a devcontainer ready to vibe with Claude, Codex or Gemini | 37 | Claude Code, Codex, Cursor, Gemini CLI, OpenCode | 5 | 3,573 tok |
| ai-ecoverse/slicc sliccy.com A browser-native AI agent (claw) for everyone that loves ice cream | 37 | Claude Code, Codex, GitHub Copilot, OpenCode | 13 | 3,682 tok |
| inflexa-ai/inflexa inflexa.ai Local-first CLI for reproducible biological analysis, with provenance tracked on every ste | 37 | Claude Code, Codex, OpenCode | 29 | 3,843 tok |
| Sitecore/content-sdk The Content SDK to support building sites with SitecoreAI | 37 | Claude Code, Codex, GitHub Copilot, OpenCode, Windsurf | 5 | 1,877 tok |
| VasilisPlavos/Cookie-AutoDeleteV3 chromewebstore.google.com Manifest V3 fork of Cookie AutoDelete — automatically deletes unused cookies. Now on the C | 37 | Claude Code, Codex, OpenCode | 2 | 1,859 tok |
| dunecity-project/dunecity dunecity-project.github.io DuneCity — Dune Legacy RTS + Micropolis city-building simulation | 37 | Claude Code, Codex, Cursor, OpenCode | 3 | 9,619 tok |
| originheartgold/origin-heart-gold-EN-translation originheartgold.github.io Official English translation of Pokémon Origin HeartGold (起源心金): xdelta patch, guide and P | 37 | Claude Code, Codex, OpenCode | 2 | 3,676 tok |
| Artesiana/agent2 getagent2.dev Turn domain experts into production AI agents. | 36 | Claude Code, Codex, GitHub Copilot, Cursor, OpenCode | 12 | 2,346 tok |
| smaramwbc/statewave-multi-agent-shared-context statewave.ai Multiple agents, one source of truth: a Planner/Coder/Reviewer demo of how a shared Statew | 36 | Codex, OpenCode | 1 | 380 tok |
| sacenox/mini-coder sacenox.github.io A good idea 👾 A fast, transparent agent for the terminal | 36 | Codex, OpenCode | 1 | 1,352 tok |
| n24q02m/better-notion-mcp mcp.n24q02m.com Markdown-first Notion for AI agents -- pages, databases, blocks, and comments in one call. | 36 | Claude Code, Codex, OpenCode | 2 | 3,552 tok |
| razbakov/skill-mix A management layer for AI agent skills — discover, install, scope, rate, and update skills | 36 | Codex, OpenCode | 1 | 146 tok |
| jhonsfran/unprice unprice.dev Authorize AI agent spend before it becomes cost. Open ledger. Reserve → allow/deny → recei | 36 | Claude Code, Codex, OpenCode | 2 | 2,123 tok |
| haoxiang-xu/PuPu PuPu is a lightweight, cross-platform desktop AI client that works with both local and clo | 36 | Claude Code, Codex, OpenCode | 2 | 3,304 tok |
| respawn-llc/tool-filter-mcp MCP proxy server that filters tools from upstream MCP servers via regex-based deny list | 36 | Codex, OpenCode | 1 | 1,755 tok |
| thatsrajan/vidlens-mcp | 36 | Claude Code, Codex | 1 | — |
| n24q02m/better-godot-mcp mcp.n24q02m.com Composite MCP server for Godot Engine -- 17 composite tools for AI-assisted game developme | 36 | Claude Code, Codex, OpenCode | 2 | 2,466 tok |
| itential/itential-mcp 🔌 Itential Platform MCP Server | 36 | Claude Code, Codex, OpenCode | 2 | 8,262 tok |
| zazencodes/agent-skills A central, version-controlled home for coding agent skills across multiple tools | 36 | Claude Code, Codex, OpenCode | 3 | 846 tok |
| oculus-samples/Unity-PerformanceSettings Performance settings testing ground, showing how to use game-engine-agnostic performance c | 36 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode | 6 | 1,044 tok |
| tecnomanu/agent-rules-kit Bootstrap of Cursor rules (.mdc) and mirror documentation (.md) for AI agent-guided projec | 36 | Codex, GitHub Copilot, OpenCode | 2 | 5,682 tok |
| EOX-A/EOxElements eox-a.github.io A Web Component collection of geospatial UI elements, crafted by EOX. | 36 | Codex, OpenCode | 1 | 3,209 tok |
| razr001/aligndev aligndev.dev AlignDev helps AI-assisted frontend teams generate shared coding standards and SKILL.md so | 36 | Claude Code, Codex, OpenCode | 2 | 847 tok |
| butttons/pi-kit Personal pi coding agent extensions and skills | 36 | Codex, OpenCode | 1 | 427 tok |
| amurshak/congressMCP congressmcp.lawgiver.ai An MCP server allowing AI agents and MCP clients to interface with the Congress.gov API | 36 | Codex, OpenCode | 1 | 371 tok |
| iliaal/whetstone AI-powered development tools. 18 agents, 19 commands, 29 skills, 4 hooks, 1 MCP server for | 36 | Claude Code, Codex, OpenCode | 2 | 7,548 tok |
| fastly/fastly-agent-toolkit Fastly skills for AI Agents. | 36 | Claude Code, Codex, OpenCode | 2 | 44 tok |
| KhaledSaeed18/node-express-boilerplate Production-ready Express + TypeScript backend boilerplate with clean layered architecture, | 36 | Claude Code, Codex, GitHub Copilot, Gemini CLI, OpenCode, Windsurf | 6 | 1,536 tok |
| maoxx241/vllm-ascend-workspace | 36 | Claude Code, Codex, OpenCode | 26 | 2,094 tok |
| chohra-med/expo_boilerplate aimobilelauncher.com AI-first React Native and Expo boilerplate. Feature-first architecture, TypeScript, auth, | 36 | Claude Code, Codex, OpenCode | 2 | 1,127 tok |
| verygoodplugins/mcp-toggl verygoodplugins.com MCP server for Toggl Track integration with intelligent caching and reporting tools | 36 | Claude Code, Codex, OpenCode | 2 | 3,646 tok |
| axelfreeman/yandex-wordstat-guide axelfreeman.ru Yandex Wordstat API skill for AI agents — collect RU search semantics, frequency, and tren | 36 | Codex, OpenCode | 1 | 2,038 tok |
| RafaelGorski/Problem-Based-SRS rafaelgorski.github.io An Agent Skill to use Problem-Based Software Requirements Specification (SRS) method in yo | 36 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 12,019 tok |
| yutongcai0628/career-planning-skill Let's jointly explore your career path! A continuous career-planning Skill for multi-Agent | 36 | Claude Code, Codex | 1 | — |
| Emily2040/nano-banana-image-skill Production-grade, agent-portable image prompting skill for Nano Banana Pro and Nano Banana | 36 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 908 tok |
| hyperb1iss/hyperskills hyperbliss.tech My collection of agent skills for a variety of tasks | 36 | Claude Code, Codex, OpenCode | 2 | 3,426 tok |
| PaymobAccept/Paymob-AI-Integration-Skill Official Paymob payment integration skill for Claude Code — Intention API, HMAC, mobile wa | 36 | Codex, OpenCode | 1 | 2,039 tok |
| markmhendrickson/neotoma neotoma.io The system of record for AI agents | 36 | Claude Code, Codex, OpenCode | 3 | 1,933 tok |