Ctrl+N
or select File | New..mdj
), you can open it in StarUML. To open a model file, press Ctrl+O
or select File | Open... and then select a file in Open Dialog..uml
), you can import by selecting File | Import | StarUML 1 File (.uml)....Ctrl+S
or selecting File | Save. If you want to save as another file, press Ctrl+Shift+S
or select File | Save As....