Watchtower is a Model Context Protocol (MCP) server designed to offer consistent debugging experiences for various programming languages on Windows. It functions as a crucial bridge, connecting MCP clients with diverse debug adapters to streamline development workflows. Optimized for Windows 10/11, it supports languages like C#, Node.js/TypeScript, Python, and Dart/Flutter, offering both process launch and attachment capabilities while prioritizing performance, security, and observability.