43,786 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 agents7,720Claude Code6,662Data and AI3,665Backend and APIs3,500Languages3,396Planning3,238Git and workflow3,234Code review2,760Testing2,394Memory and context2,365Writing and docs2,333DevOps and cloud2,315Research2,289Frontend2,264Security2,036Project management1,736
All Claude Code31,986 Codex23,463 OpenCode22,407 GitHub Copilot3,565 Gemini CLI1,914 Cursor1,740 Windsurf150 Kiro84
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| frankxai/awesome-cosmos-ai-agents Web-first astronomy, mission-data, astrodynamics, and scientifically grounded AI-agent cat | 1 | Codex, OpenCode | 1 | 358 tok |
| xenodeve/clone-space-mcp Archive a live web page so it replays offline with the motion intact, and an AI agent can | 1 | Claude Code, Codex, OpenCode | 6 | 5,567 tok |
| Gnidreve/Genesis-World-MCP MCP-Server für CAS genesisWorld – bringt das CRM als Tools, Flows und Ressourcen direkt in | 1 | Codex, OpenCode | 1 | 9,106 tok |
| RodrigoSiliunas/hermes-claude-bridge Bridge Hermes Agent ↔ Claude Code CLI — delegate coding tasks with zero Anthropic API cost | 1 | Claude Code, Codex | 1 | — |
| bruce-shi/ticker-cli | 1 | Claude Code | 1 | 770 tok |
| narumiruna/telegram-bot | 1 | Codex, OpenCode | 2 | 865 tok |
| VerificateAI/verificate-mcp-quickstart verificate.ai Take your vibe-coded MVP all the way to production — 17 reality gates + frontier-model rev | 1 | Claude Code | 1 | — |
| The-Focus-AI/buttondown-mcp ModelContextProtocal server for interacting with buttondown | 1 | Cursor | 1 | 266 tok |
| JMReader/mcp_shell_server An MCP server capable of executing any terminal command securely and efficiently | 1 | Cursor | 1 | 762 tok |
| huuanh20/awesome-ai-agent-skills huuanh20.github.io 40+ production-ready AI skill packs for Claude Code, Cursor, Codex, Gemini CLI and any LLM | 1 | Claude Code | 8 | — |
| gabrielrojasnyc/hr-mcp-server MCP Server | 1 | Claude Code | 1 | 2,202 tok |
| killo3967/todolist-mcp | 1 | Claude Code, Codex | 1 | — |
| 1049861657/MCP | 1 | Claude Code | 1 | — |
| MausRundung/mcp-explorer jansky-design.com Model Context Protocol server providing advanced file system operations, regex search, imp | 1 | Codex, OpenCode | 1 | 1,151 tok |
| chaudepark/ableton-mcp | 1 | GitHub Copilot | 1 | 705 tok |
| webdevtodayjason/slim-MCP | 1 | Claude Code | 1 | 322 tok |
| topotal/waroom-mcp | 1 | Claude Code | 1 | 2,452 tok |
| rolfsormo/mist-mcp-server MCP Server for Juniper Mist | 1 | Codex, OpenCode | 1 | 906 tok |
| javierb507/anywhere-mcp-server AlienVault/USM Anywhere MCP Server - Threat intelligence and security monitoring | 1 | Claude Code | 1 | 1,895 tok |
| sgerlach/grr-gaggiuino-mcp MCP server for Gaggiuino espresso machines - monitor status, analyze shots, manage profile | 1 | Claude Code | 1 | 384 tok |
| iushv/linkedin-agent-mcp | 1 | Claude Code, Codex, OpenCode | 9 | 2,071 tok |
| drmf-cz/claude-beacon Claude Code MCP channel plugin — pushes GitHub Actions CI/CD results into running Claude C | 1 | Claude Code, Codex, OpenCode | 5 | 5,239 tok |
| bradleyfay/autodoc-mcp | 1 | Claude Code | 14 | 5,520 tok |
| liuyang1520/reddit-mcp MCP server for Reddit | 1 | Claude Code | 1 | 582 tok |
| billallison/brsearch-mcp-server MCP Server for URL retrieval and Brave search | 1 | GitHub Copilot | 1 | 385 tok |
| GoCoder7/coolify-mcp-server Coolify MCP Server | 1 | GitHub Copilot | 1 | 765 tok |
| hkopenai/hk-recreation-mcp-server This is an MCP server that provides access to recreation, sports and culture data in Hong | 1 | Gemini CLI | 1 | 76 tok |
| ssimonitch/mcp-pyboy | 1 | Claude Code | 1 | 1,606 tok |
| phate45/mcp-vault MCP server that interacts with an Obsidian Vault directly on the filesystem (or indirectly | 1 | Claude Code | 1 | 503 tok |
| SampsonKY/XcodeBuildMCP async-let.com A Model Context Protocol (MCP) server that provides Xcode-related tools for integration wi | 1 | Cursor | 1 | 1,983 tok |
| burkeholland/youtube-mcp youtube-mcp-one.vercel.app | 1 | GitHub Copilot | 2 | 1,010 tok |
| ttpears/mysql-mcp | 1 | Claude Code | 1 | 3,996 tok |
| MajesteitBart/writer_mcp Writer MCP offers a comprehensive suite of tools for technical marketing content creation, | 1 | Codex, OpenCode | 1 | 3,862 tok |
| bogdanminko/zapcap-mcp-server MCP Server for ZapCap.ai | 1 | Claude Code | 1 | 646 tok |
| aiopnet/mcp-nautobot | 1 | Claude Code, GitHub Copilot | 2 | 996 tok |
| Hint-Services/mcp-limitless | 1 | Claude Code | 3 | 918 tok |
| djmoore711/brandfetch-mcp brandfetch.com Python MCP server for Brandfetch that fetches brand data (logos, colors, details) by domai | 1 | Codex, OpenCode | 1 | 4,778 tok |
| vanman2024/cats-mcp-server CATS ATS MCP Server - 163 tools for recruiting and staffing workflows via FastMCP | 1 | Claude Code | 1 | — |
| subbu3012/kognamcp | 1 | Cursor | 1 | 257 tok |
| call518/MCP-Ambari-API deepwiki.com 🚀 Natural-language Hadoop cluster management via MCP. Connect LLM agents (Claude, GPT, et | 1 | Claude Code, GitHub Copilot | 2 | 1,895 tok |
| lasindu-themiya/mcpwebgenerator | 1 | GitHub Copilot | 1 | 543 tok |
| kmio11/agent-timeline-mcp | 1 | Claude Code | 5 | 1,701 tok |
| caffeineflo/portainer-mcp MCP server for Portainer Docker management - vibe coded, use at your own risk | 1 | Claude Code | 1 | 317 tok |
| Kaina3/Debug-MCP A MCP tool which will debug automatically | 1 | GitHub Copilot | 1 | 609 tok |
| alexyangjie/mcp-server-multi-fetch Extending mcp-server-fetch with parallel browsing | 1 | Claude Code, Codex, OpenCode | 2 | 1,726 tok |
| quanticsoul4772/logic-thinking MCP server for logical reasoning, verification, and proof construction | 1 | Claude Code | 1 | 2,164 tok |
| zzstoatzz/tangled-mcp registry.modelcontextprotocol.io MCP server for tangled.org | 1 | Claude Code | 2 | 548 tok |
| jeffaf/kivv kivv - Automated arXiv research paper discovery and AI-powered summarization system with M | 1 | Claude Code, GitHub Copilot | 2 | 1,212 tok |
| Uninen/devserver-mcp MCP server and a unified TUI for managing dev servers + Playwright | 1 | Claude Code, GitHub Copilot, Gemini CLI | 3 | 2,067 tok |
| vsoneji/schwab-mcp Schwab MCP server that enables AI assistants like Claude to retrieve and interact with you | 1 | Codex, OpenCode | 1 | 69 tok |