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 |
|---|---|---|---|---|
| flaco-source/mcp-docs An MCP (Model Context Protocol) server that gives LLMs direct access to official vendor PD | 1 | Cursor | 4 | — |
| marfago/arxiv-sync-mcp-server A Model Context Protocol server for searching and analyzing arXiv papers | 1 | Claude Code | 1 | 571 tok |
| Maheidem/linkedin-optimizer-mcp Comprehensive LinkedIn API MCP server with automatic Claude configuration | 1 | Claude Code | 1 | 1,639 tok |
| Sharmaz/phoenixd-mcp-server Connect a phoenixd bitcoin lightning wallet to your LLM using Model Context Protocol. | 1 | Codex, OpenCode | 1 | 719 tok |
| AlexisMarasigan/db2st-mcp Database-to-Structured-Tools MCP server. DSV/DB Schenker shipment tracking. Knative-deploy | 1 | Claude Code | 3 | 1,121 tok |
| hydai/taiwan-data-hub An open-source, self-hostable MCP service hub for Taiwan public data. Currently in design | 1 | Claude Code | 1 | 4,296 tok |
| lacausecrypto/apple-mcp-server MCP server exposing 31 macOS apps as structured tools for Claude — 303 actions, permission | 1 | Claude Code | 1 | 421 tok |
| idean3885/trip-planner trip.idean.me Build our travel app — mobile web with Next.js SSR + Vercel + Neon Postgres | 1 | Claude Code | 19 | 6,441 tok |
| ExigerDev/mcp-db-server MCP Database Server with natural language SQL queries | 1 | Claude Code | 1 | — |
| MindsetConsulting/sflight-mcp mindsetconsulting.com SAP Flight data model as a CAP CDS app with an MCP server for AI tool integration. | 1 | Claude Code | 1 | 4,525 tok |
| maxiomus/mcp-shopify-admin A Model Context Protocol server that exposes Shopify Admin API capabilities to LLMs. | 1 | Claude Code | 1 | 1,288 tok |
| dathere/fbi-crime-data-mcp FBI Crime Data MCP Server | 1 | Claude Code | 2 | 1,154 tok |
| Chrisp671/ZenithBridge Connect your Zenith and other AI tools to your Obsidian notes using Model Context Protocol | 1 | Claude Code | 1 | 1,591 tok |
| bgirardi99/RappiMCP | 1 | Claude Code | 1 | 803 tok |
| PassionZale/mcp-server-routine-bot npmjs.com MCP-Server-Routine-Bot | 1 | Claude Code | 1 | 1,617 tok |
| cyanheads/jinaai-mcp-server npmjs.com A Model Context Protocol (MCP) server that provides intelligent web reading capabilities u | 1 | Claude Code | 1 | 5,161 tok |
| flyerhzm/douyin-mcp-server | 1 | Claude Code | 1 | 764 tok |
| Fascinax/Inspectra Hybrid code audit system powered by deterministic MCP tools and conditional hotspot explor | 1 | Claude Code, Codex, GitHub Copilot, OpenCode | 17 | 5,418 tok |
| michelgrolet/people-memory-mcp reseau-grolet.vercel.app A private people graph that gives your AI agent durable memory | 1 | Codex, OpenCode | 1 | 114 tok |
| dailybeast/parsely-mcp Model Context Protocol server for Parse.ly analytics API | 1 | Claude Code | 1 | 1,251 tok |
| passgage/mcp-server passgage.com Model Context Protocol (MCP) server for Passgage workforce management API with 130+ tools | 1 | Claude Code | 1 | 1,389 tok |
| gaato/kbbi-mcp simple MCP server for querying KBBI (Indonesian dictionary) | 1 | Codex, GitHub Copilot, OpenCode | 2 | 531 tok |
| hieutv-dng/jira-mcp-server MCP Server for Jira integration with Claude AI - list issues, log work, update, create | 1 | Claude Code, Codex, OpenCode | 2 | 1,204 tok |
| cijlabs/abis-mcp ABIS MCP Server - Real-time AI behavioral drift monitoring. 37 tools, 11 models, determini | 1 | Claude Code | 1 | 689 tok |
| lihongwen/pdfreadermcp | 1 | Claude Code, Cursor | 8 | 847 tok |
| jtsang4/better-qdrant-mcp A Model Context Protocol (MCP) server that provides tools to store and retrieve informatio | 1 | Claude Code, Codex, OpenCode | 2 | 1,206 tok |
| danchev/mcp-server-milvus pypi.org Model Context Protocol Servers for Milvus | 1 | GitHub Copilot | 1 | 1,704 tok |
| redhat-community-ai-tools/dci-mcp-server | 1 | Claude Code, Codex, Cursor, OpenCode | 3 | 4,923 tok |
| mohllal/markdown-rag-mcp 📖 A Retrieval-Augmented Generation (RAG) MCP server for markdown documentation with seman | 1 | Claude Code | 9 | 427 tok |
| rmanish2000-del/warrant-mcp Write the rules for your AI agent once, in plain English. Deterministic code checks every | 1 | Claude Code | 1 | 4,139 tok |
| ANnianExplorer/cc-ds-glm-image-mcpServer When Claude Code uses the DeepSeek model, it lacks multimodal capabilities, so this define | 1 | Claude Code | 1 | — |
| LynkByte/ensemble Comprehensive system design for improving the Ensemble multi-agent orchestration system an | 1 | Claude Code, Codex, OpenCode | 2 | 1,001 tok |
| arman-tech/spatial-memory-mcp Spatial Memory MCP Server - A vector-based memory system for LLMs that treats knowledge as | 1 | Claude Code | 1 | 915 tok |
| gzlance/vault-mcp-server Claude Code's built-in memory system (.claude/projects/) isolates knowledge by project, ma | 1 | Claude Code | 1 | 2,214 tok |
| RECTOR-LABS/markitdown-mcp-server MCP server for Microsoft Markitdown - Convert documents (PDF, DOCX, PPTX, images) to clean | 1 | Claude Code, Codex, OpenCode | 2 | 6,372 tok |
| randybritsch/sipp-mcp-server Model Context Protocol server for SIPp - SIP protocol testing | 1 | GitHub Copilot | 1 | 632 tok |
| richashworth/tlaplus-mcp | 1 | Claude Code | 1 | 701 tok |
| selvakumarEsra/ibkr-mcp-server IBKR MCP Server | 1 | Claude Code | 1 | 1,835 tok |
| nestordemeure/gallica-mcp MCP server for Gallica.bnf.fr | 1 | Claude Code | 2 | 6,453 tok |
| lzx1413/mcp-agent-review An MCP (Model Context Protocol) server that provides agentic code review powered by OpenAI | 1 | Claude Code | 1 | 679 tok |
| stayce/icf-mcp-server MCP server for WHO ICF (International Classification of Functioning, Disability and Health | 1 | Claude Code | 1 | 2,417 tok |
| grimlor/ado-workflows-mcp MCP server exposing Azure DevOps workflow automation tools | 1 | GitHub Copilot | 1 | 19 tok |
| hkopenai/hk-law-mcp-server This is an MCP server that provides access to law and security related data in Hong Kong t | 1 | Gemini CLI | 1 | 77 tok |
| dreamiurg/mountaineers-mcp npmjs.com MCP server for The Mountaineers (mountaineers.org) — search activities, courses, trip repo | 1 | Codex, OpenCode | 1 | 333 tok |
| GRAMMAC1/error2fix Token-efficient failure diagnosis for CLI and AI coding agents. | 1 | Claude Code, Codex, OpenCode | 3 | 737 tok |
| mplogas/mitmproxy-mcp MCP server for network-level TLS interception and IoT security testing. Orchestrates mitmp | 1 | Claude Code | 1 | 820 tok |
| aigentive/openai-image-mcp | 1 | Claude Code | 1 | 879 tok |
| moxus/intervals-icu-mcp-ts MCP Server for intervals.icu | 1 | Claude Code, Codex, OpenCode | 2 | 1,239 tok |
| iceleaf916/gerrit-mcp-server gerrit.googlesource.com fork from https://gerrit.googlesource.com/./gerrit-mcp-server | 1 | Gemini CLI | 1 | 164 tok |
| wallter/smart-xdebug-mcp Let AI debug your PHP code - MCP server connecting Claude to XDebug for runtime variable i | 1 | Claude Code | 1 | 909 tok |