After a major water leak flooded my home, I realized alerts alone weren’t sufficient—I needed automatic shutoff. This project combines a hacked Gröhe Guard system, an Arduino Nano, an ESP32, and the ...

There’s an old saying that the cobbler’s children have no shoes. Sometimes we feel that way because we stay busy designing things for other people or for demos that we don’t have time to just build ...

This product is courtesy of It was super easy to make this mobile tracked platform and radio-controlled useful for building robots and other systems. It uses Arduino to run the logic to control it ...