Guides
Charts, chartplotters and your boat's network.
Practical guides for boaters: from free charts in your browser to a chartplotter you build yourself.
How to build a Raspberry Pi chartplotter
The parts, wiring to NMEA 2000, the SD card, charts and first start, step by step.
Read the guide →NMEA 2000 on a Raspberry Pi with a PiCAN-M
The backbone, power and terminators, can0 and candump, and which data comes through.
Read the guide →Free NOAA nautical charts, online and offline
NOAA ENC charts in your browser and on board, kept up to date, plus inland rivers and lakes.
Read the guide →