We talk about all kinds of autonomous vehicles here at Hackaday, from aerial drones to rugged rovers. A little less common are the submarine builds, likely due to their technical complexity. That said ...

This custom Wi-Fi router works off-grid with Starlink and can control my solar power station. Here's how I went about it.

The Flipper One is a full-on Linux cyberdeck that solves my biggest Raspberry Pi problem ...

Most conventional analog watches have two or three hands, covering hours, minutes, and seconds (where present). [Sahko] has ...