Cut nested parts f another program

Carbide Create Pro:

has Nesting as a feature:

Does that help?

What file formats does this program export to?

What features does it have?

Perhaps try an alternative?

https://festoolownersgroup.com/threads/try-out-my-alpha-software-project-easy-cabinet-design-tool.77753/

Or, if you could define the inputs and outputs you want, maybe we can work up something else?