In version 7, file import and export functions have been moved to the quick-access bar at the top-left of the main window:
This group of buttons allows for creating, opening, saving, importing and exporting of projects, and to close DELFTship.
New Opens the new project window to start with a blank project, or load a template.
Load Opens your file browser to open an existing DELFTship project file (Ctrl+O)
Clicking the pull-down arrow next to the open button shows import options, and a list of recent projects.
Import Import a file (different file type as DELFTship .fbm).
Save Save file without prompting for the filename
Save as Save file and prompt for a filename (Ctrl+S)
Export Export your DELFTship model for use in different programs.