| Button | Command | Description | 
| 
 | New | Opens the Project Options dialog.  | 
| 
 | Open | Opens the Open Project dialog for loading an existing project file. | 
| 
 | Close | Saves and closes a currently opened project. | 
| 
 | Save | Saves a currently opened project with all its settings.  | 
|   | Save As | Opens the Save project dialog. Duplicating projects under different names and/or in different folders is helpful for cloning similar projects. | 
| 
 | Repository | Opens the Project Repository dialog for storing a current project in a special data base for convenient handling. | 
| 
 | Options  | Opens the Project Options dialog for the project options editing.  |