SOFTPORT allows the creation of vessel data for the simulation. Data can be created using the input form to develop data to the  Alternatively, data can be imported from a spreadsheet or text file. Vessel types and sizes can be mixed to create a wide range of shipping profiles.

Vessels can be programmed to arrive randomly or on scheduled timetable. Consequently vessels can be created using loads following a standard deviation about a mean load. Every vessel can be given a unique description and load.