From publisher blurb:
This Starship Builder Kit has been designed to allow you to utilize various stylized starship sections to compile your very own custom starship deckplan. You can use any graphics editing software that support PNG format to combine the piec-es, drop them directly into your favorite virtual tabletop (VTT) application, or even print and cut them out to be put together to make a tabletop play map.
This series of kits is designed to allow you to mix-and-match any of the sections included herein with sections included in other sets in the series.
Herein you will find over 20 ship sections including three sample ships built utilizing the included resources are area sections.