- Build: Produce, equip and repair ships
- Defence: Heavily armed modules for protecting the station and claiming ownership of entire sectors
- Dock: Allow ships of various sizes to dock at the station
- Habitation: Houses the station workforce which require Medical Supplies and food of faction specific type.
- Other: Used to connect modules to other modules or act as spacers
- Production: Produces specific wares, usually by consuming other wares
- Storage: Stores wares of the corresponding storage type
- Venture: Special modules with unique functions which are usually the rewards of plots