[Erland] figured it was high time for digital maps to go nautical and built a tablet-like device to display charts while sailing. The Pi Chart is, of course, powered by a Raspberry Pi running a ...

[James]’ DIY chart plotter overlays the received AIS data over marine charts on a nice big display. A Raspberry Pi 3B+, AIS Receiver Hat, USB GPS dongle and a makes up the core of the system.