RoninDojo is an Installation Assistant and Administration Tool for Samourai Wallet's Dojo, Whirlpool, Indexer, and more. It is compatible with single-board computers such as Rockpro64, Odroid N2, Raspberry Pi4, etc. To get started you will need the computer, a micro SD card with RoninOS or Manjaro ARM XFCE flashed onto it, and a 1TB Solid State Drive.
Guides, hardware suggestions, useful commands, and more can be found on the RoninDojo Wiki page.