Start an empty project and define your own parts and material. Or check one of the examples.
Here you configure the shapes that will be nested.
Parts can be imported from DXF/DWG files.
Here you configure material in which the parts will be nested.
For each material size, specify the number of sheets available. Or enter large values (such as 100) to have the optimal quantities selected automatically.
Material priority can be set with the pin icon.