Smartmolen.com is a pioneering digital telemetry platform designed to monitor traditional windmills in real time. Using discreetly installed sensors and live weather data, it tracks mill orientation, sail rotation, and detects risk scenarios. Beyond its primary purpose of supporting the conservation of heritage windmills, the system also promotes public engagement, serves as a tool for STEM education, and acts as an engaging IoT demonstrator. Smartmolen is helping protect windmills across Europe, blending heritage with cutting-edge technology.