Thankfully, a generation of apps built for mobile devices may drastically simplify the process and one in particular, Pie Chart Maker for the iPad platform, is especially powerful. A $6.99 ...

[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.