43,761 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 agents7,699Claude Code6,660Data and AI3,668Backend and APIs3,501Languages3,399Planning3,231Git and workflow3,226Code review2,759Testing2,389Memory and context2,368Writing and docs2,333DevOps and cloud2,313Research2,290Frontend2,267Security2,038Project management1,731
All Claude Code31,986 Codex23,430 OpenCode22,372 GitHub Copilot3,564 Gemini CLI1,915 Cursor1,742 Windsurf150 Kiro84
| Project | Stars | Configures | Files | Always loaded |
|---|---|---|---|---|
| SinoEdwards/mail-agent-mcp Local-first email MCP server for Gmail and QQ Mail with secure OAuth, IMAP search/read, at | 1 | Claude Code, Codex, OpenCode | 2 | 967 tok |
| ragna-ai/mcp-google-vertex A Model Context Protocol (MCP) server that provides AI-powered image and video generation | 1 | GitHub Copilot | 1 | 244 tok |
| puran-water/watertap-engine-mcp Consolidated into PuranOS — see github.com/puran-water/puranos-public | 1 | Claude Code | 1 | 1,545 tok |
| chuks-qua/github-issues-mcp-server | 1 | Claude Code | 2 | 1,050 tok |
| JasonBates/whoop-mcp-server MCP server for WHOOP fitness tracker - access recovery, sleep, and strain data in Claude D | 1 | Claude Code, Codex, OpenCode | 2 | 474 tok |
| DarkhorseOne/companies-house-mcp | 1 | Claude Code | 1 | 848 tok |
| insprd/hotelzero MCP server for searching hotels on Booking.com with 80+ filters | 1 | Claude Code | 1 | 1,568 tok |
| NEWSLabNTU/autoware-mcp | 1 | Claude Code | 1 | 5,375 tok |
| GigRadar/lgm-mcp-server MCP server wrapping the full La Growth Machine API — 27 tools for Claude Desktop & Claude | 1 | Claude Code | 1 | 801 tok |
| disoardi/cdp-mcp-server disoardi.github.io MCP server for Cloudera Manager / CDP cluster administration and troubleshooting. Fork of | 1 | Claude Code | 1 | 1,910 tok |
| ShikeChen01/WindowsPC-MCP | 1 | Claude Code | 1 | 1,768 tok |
| MCPWorks-Technologies-Inc/linkedin-pages-mcp mcpworks.io MCP server for LinkedIn Company Page management via the official Community Management API. | 1 | Claude Code | 1 | 377 tok |
| kud/mcp-opencode kud.io 🔮 Query any model configured in opencode from Claude — zero API keys, auto-starts the ser | 1 | Claude Code | 1 | 21 tok |
| goldtopcollective/keiko AI agent secrets manager - proxy pattern MCP server with encrypted cloud backend | 1 | Claude Code | 1 | 718 tok |
| okizuka-hitts/personal-health-mcp | 1 | Claude Code | 1 | 725 tok |
| rkratky/docshub MCP server that provides agents with access to developer documentation via `llms.txt` file | 1 | GitHub Copilot | 1 | 2,655 tok |
| neverMEH/mcp-smartscout | 1 | Claude Code | 1 | 1,580 tok |
| sceiler/toolcall Create MCP (Model Context Protocol) servers with zero boilerplate | 1 | Claude Code | 1 | 502 tok |
| Aomala/SEC-MCP fineas-ai.vercel.app MCP server for SEC filing analysis with BERT-based NLP (10-K, 10-Q, 8-K) | 1 | Claude Code | 1 | 2,174 tok |
| rmdes/micropub-mcp rmendes.net MCP server for creating, updating, and querying posts on Micropub-compatible blogs via Ind | 1 | Claude Code | 1 | 2,175 tok |
| pahar0/mcp-server-splunk A Model Context Protocol server for Splunk - search, manage, and analyze Splunk data via L | 1 | Claude Code | 1 | 1,195 tok |
| Fourni-j/appstore-connect-MCP | 1 | Claude Code | 1 | 2,055 tok |
| nicholaspsmith/Glancey MCP plugin for semantic code search - gives AI coding agents deep context from your entire | 1 | Claude Code, Codex, OpenCode | 4 | 764 tok |
| IronAdamant/Trammel Stdlib-only planning and execution harness for LLM-assisted coding: dependency-aware decom | 1 | Claude Code | 1 | 1,470 tok |
| nonsleepr/claude-chrome-mcp nonsleepr.github.io MCP server for browser automation via the Claude Chrome Extension (https://claude.com/chro | 1 | Codex, OpenCode | 1 | 2,000 tok |
| zeropsio/zcp | 1 | Claude Code, Codex, OpenCode | 17 | 6,407 tok |
| rlemaigre/docpack Bundles documents into a knowledge base queryable using CLI, TS or MCP. | 1 | Codex, OpenCode | 1 | 1,143 tok |
| davidbenge/adobe_extensibility_mcp | 1 | Claude Code | 17 | 1,162 tok |
| cenmiao/database-mcp-server MCP server for database connections - supports MySQL, PostgreSQL, Oracle, SQL Server, Vast | 1 | Claude Code | 8 | — |
| F1LT3R/agent-notify A macOS notification system designed for AI agents and developers, featuring audio notific | 1 | Cursor | 1 | 3,582 tok |
| stephaneberle9/mcp-server-vegalite-viewer A Model Context Protocol (MCP) server that enables creating and displaying interactive dat | 1 | Claude Code | 1 | 460 tok |
| adamrdrew/applescript-mcp A Model Context Protocol (MCP) server that provides LLM access to macOS AppleScript automa | 1 | Claude Code | 1 | 784 tok |
| indiekitai/pg-dash npmjs.com AI-native PostgreSQL health checker. 23 MCP tools, CI integration, migration safety checks | 1 | Claude Code | 1 | 1,547 tok |
| cyberglitchlabs/booklore-mcp | 1 | OpenCode | 10 | — |
| MakarGlavanar/weeek-mcp | 1 | Claude Code | 1 | 2,661 tok |
| rosecat2359/mcp-vision-server | 1 | Claude Code | 1 | 1,687 tok |
| sddiv/NLSpec-MCPServer_Old Generating NLSpec-Server from NLSpec using Claude Code | 1 | Claude Code | 1 | 3,488 tok |
| 0xkohe/freee-hr-mcp | 1 | Claude Code | 1 | 786 tok |
| hughmadden/MeuralMCP | 1 | Codex, OpenCode | 1 | 115 tok |
| zhangluka/grain-seo-mcp SEO analysis MCP server — Google Search Console, Bing Webmaster Tools, GA4 analytics with | 1 | Claude Code, Codex | 1 | — |
| 0xABADBABE-ops/browser-jet-pilot browser-jet-docs.awhisper.org Self-hosted MCP server for AI browser automation. Drop-in @browserbasehq/mcp alternative. | 1 | Codex, OpenCode | 1 | 1,238 tok |
| OzTamir/mcplexer A tiny MCP proxy for running multiple labeled instances of the same MCP | 1 | Claude Code, Codex, OpenCode | 2 | 732 tok |
| shdra06/ai-mind-map 🧠 MCP Server that reduces AI coding agent token usage by 80-99%. Knowledge graph + persis | 1 | Claude Code, Codex, GitHub Copilot, Cursor | 5 | 3,396 tok |
| zhyx12/projtool Python package + Claude Code MCP server for running ML experiments across a local dev mach | 1 | Claude Code, Codex, OpenCode | 2 | 5,991 tok |
| Joncallim/pdf-inline-image-rag-mcp MCP server for searchable PDF text databases with inline image extraction and exact image | 1 | Codex, OpenCode | 1 | 551 tok |
| takuyaw-w/a5sql-mcp | 1 | Claude Code, Codex, OpenCode | 4 | 5,003 tok |
| artificemachine/obsidian-semantic-mcp MCP server for Obsidian with semantic search, vector embeddings via pgvector, and Claude C | 1 | Claude Code, Codex, Gemini CLI, OpenCode | 3 | 1,743 tok |
| adamrpostjr/sqlmate-mcp Zero-config SQL database MCP server + browser GUI for Claude Code | 1 | Claude Code | 1 | 1,667 tok |
| xuanji86/gunstore-pos-mcp Standalone MCP server wrapping the GunStore-POS Frappe REST API (generic frappe_* + curate | 1 | Claude Code | 1 | 1,411 tok |
| benasbarciauskas/androir-mcp An MCP server for automating real Android devices over adb + uiautomator — screenshot, rea | 1 | Claude Code | 1 | 271 tok |