32,566 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 agents8,593Claude Code6,906Git and workflow3,640Data and AI3,579Backend and APIs3,563Languages3,497Planning3,327Code review2,909Testing2,708DevOps and cloud2,500Writing and docs2,487Memory and context2,373Frontend2,320Research2,320Security2,182Project management1,993
All Claude Code32,566 Codex24,956 OpenCode23,878 GitHub Copilot3,727 Gemini CLI2,042 Cursor1,771 Windsurf203 Kiro118
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| mrieck/garrys-count Garry's Count is a Claude Code hook and skill that tracks how many lines of "hand-written | 4 | Claude Code | 1 | 458 tok |
| micaelmalta/mcp-server-datadog | 4 | Claude Code | 1 | 2,573 tok |
| Ayont/ayontclaudian ayontclaudian — Obsidian plugin embedding Claude Code, Codex, Antigravity & Kimi coding-ag | 4 | Claude Code, Codex, OpenCode | 2 | 4,458 tok |
| good-boy4069/Deepseek-omnimodal Open-source multimodal MCP plugin for text-only AI agents: recognize and generate images, | 4 | Claude Code | 1 | 495 tok |
| ananas-agency/ai-pattern-detector ai-pattern-detector.ananas-agency.com Claude Code plugin that flags AI-writing tells across 11 categories, scores text on a 0–10 | 4 | Claude Code | 1 | — |
| Sleepywalker69/OSRS-MCP-Companion A RuneLite plugin that exposes live game data via a local HTTP API, paired with an MCP ser | 4 | Claude Code | 1 | 521 tok |
| flanliulf/SpecLite Enterprise-grade workflow plugin for coding agents, with a complete and actionable AI deve | 4 | Claude Code, Codex, OpenCode | 5 | 91 tok |
| ABilenduke/copilot-developer A curated list of developer friendly, production ready instructions, chatmodes, prompts an | 4 | Claude Code, GitHub Copilot | 3 | 1,009 tok |
| wkusnierczyk/aigent A library, CLI, and Claude plugin for managing agent skill definitions | 4 | Claude Code | 1 | 557 tok |
| cameronsjo/workbench Marketplace registry for Cameron's Claude Code plugins — the cadence ecosystem and its sat | 4 | Claude Code | 1 | 819 tok |
| reganomalley/claudia getclaudia.dev Proactive technology mentor plugin for Claude Code. 10 knowledge domains, 7 automated hook | 4 | Claude Code | 1 | 1,050 tok |
| diepquynh/ultracode A plugin for Claude Code/Codex/Grok Build/Antigravity, not for classic vibe coders | 4 | Claude Code | 1 | 1,317 tok |
| swmcc/agentic.nvim Dual-agent agentic workflow plugin for Neovim with Claude Code and Gemini CLI support | 4 | Claude Code | 2 | 458 tok |
| konstantindenerz/cc-notifynub Claude Code plugin — tmux popup notifications with a pixel-art mascot | 4 | Claude Code | 1 | 67 tok |
| tatat/zunda-presenter Zundamon × Shikoku Metan narrate your coding-agent plans as auto-playing presentations (Cl | 4 | Claude Code | 1 | 2,045 tok |
| cimomo/intrinsic From ticker to thesis. A Claude Code plugin for equity research and DCF valuation. | 4 | Claude Code | 1 | 1,125 tok |
| madebywild/agent-rules wild.as Convert one set of agent rules into many providers' compliant versions | 4 | Claude Code, Codex, GitHub Copilot, OpenCode | 3 | 3,060 tok |
| HaoweiChan/tinboker tinboker.com Taiwanese stock & podcast intelligence — TW/US stock dashboard, relationship graph explore | 4 | Claude Code, Codex, OpenCode | 18 | 2,293 tok |
| kyler-ross/metis | 4 | Claude Code, Cursor | 44 | 6 tok |
| synthet1cc/unloop-mcp MCP server that detects AI fix loops and forces course correction. Error fingerprinting + | 4 | Claude Code | 1 | — |
| FortAwesome/fontawesome-agent-tools fontawesome.com The internet's favorite icon library and toolkit in an Agent-friendly package. | 4 | Claude Code | 1 | 526 tok |
| jedmamosto/open-agent-engine The open-source compiler & multi-agent runtime for coding agents | 4 | Claude Code, Codex, OpenCode | 2 | 586 tok |
| tungpsit/haki-skills AI workflow system — project initialization, task planning, and execution with TDD-first a | 4 | Claude Code, Codex | 25 | — |
| DevOtts/all-skills-you-will-ever-need My best practices and guidelines to improve the quality of AI-generated code in tools like | 4 | Claude Code | 15 | — |
| Garyzhu-hub/software-controlled-skills | 4 | Claude Code, Codex, OpenCode | 4 | 292 tok |
| Haroon966/pinky-cursor | 4 | Claude Code, Codex, OpenCode | 2 | 1,860 tok |
| agentience/tribal_mcp_server | 4 | Claude Code | 1 | 691 tok |
| lesleslie/spline-mcp MCP server for Spline.design 3D scene orchestration | 4 | Claude Code, Codex, OpenCode | 2 | 1,306 tok |
| alaarab/phren Personal AI knowledge system for Claude Code. Machine profiles, skills, MCP server. | 4 | Claude Code, Codex, OpenCode | 1 | 6,628 tok |
| supavec/mcp-server supavec.com | 4 | Claude Code | 1 | 612 tok |
| VoytechG/spec-driven-development Multi-area spec-driven development plugin for Claude Code, Codex, and Gemini CLI. Loads th | 4 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 868 tok |
| natea/fitfinder AI agents help accelerate product/market fit. Discover what to build and who to build it f | 4 | Claude Code | 6 | 3,282 tok |
| Data-Wise/craft data-wise.github.io Full-stack developer toolkit - 86 commands, 8 agents, 21 skills for code, git, docs, testi | 4 | Claude Code, Codex, OpenCode | 2 | 1,745 tok |
| nyxCore-Systems/letter-for-myself letter.nyxcore.cloud Letter for My Future Self — Claude Code session-handoff plugin. Memories short enough to b | 4 | Claude Code | 1 | 1,528 tok |
| chawdamrunal/assay chawdamrunal.github.io MCP & Claude Code security scanner — threat-models plugins, MCP servers, hooks, skills & c | 4 | Claude Code | 1 | 2,739 tok |
| izaitsevfb/claude-pytorch-treehugger MCP harness for PyTorch HUD API https://hud.pytorch.org/ | 4 | Claude Code | 1 | 2,964 tok |
| tobiasstrebitzer/alphanana Transparent PNG generation with Gemini image models (nano banana): exact difference-matte | 4 | Claude Code | 1 | 875 tok |
| spinningrachel/career-engine AI-powered job search campaign plugin for Claude Code. Multi-agent CV and cover letter pip | 4 | Claude Code | 2 | — |
| mebusw/awesome-jackyshen-skills | 4 | Claude Code | 2 | — |
| toastynerd/emacs-mcp-server | 4 | Claude Code | 1 | 630 tok |
| rebots-online/hKG-ontologizer-KGB-mcp | 4 | Claude Code | 1 | 516 tok |
| research-developer/iterm-mcp-claude-agency A Model Context Protocol server that executes commands in the current iTerm session - usef | 4 | Claude Code | 3 | 4,512 tok |
| Sighthesia/interactive-choice-mcp An MCP Server that enables AI to provide options and launch an interactive interface for u | 4 | Claude Code, Codex, OpenCode | 7 | 3,094 tok |
| Attilio81/MCP-Sql-Server A secure and production-ready MCP (Model Context Protocol) server for SQL Server database | 4 | Claude Code | 1 | 1,596 tok |
| liratanak/openproject-mcp OpenProject MCP | 4 | Claude Code | 1 | 3,771 tok |
| raxITlabs/mcp-oauth-sample raxitai.github.io OAuth 2.1 authorization and MCP server on Vercel for MCP clients with real-time analytics | 4 | Claude Code, Gemini CLI | 2 | 1,409 tok |
| khizar-anjum/risky-business-mcp MCP server for finding out what level of vulnerability a CVE is | 4 | Claude Code | 1 | 25 tok |
| mayank-ketkar-sf/ClaudeJupy ML Jupyter MCP server with thoughtful execution framework for Claude Code integration | 4 | Claude Code | 1 | 1,005 tok |
| cheesejaguar/aerospace-mcp aeroastro.org MCP server for generic aviation and space information | 4 | Claude Code | 1 | 2,551 tok |
| leogue/StockMCP A Model Context Protocol (MCP) server providing real-time stock market data and financial | 4 | Claude Code | 1 | 733 tok |