We’ve seen Inkscape used with printers and cutters before to either generate 2D laser cut patterns or define useful outlines.

Use Inkscape and XSLT to Create Cross-Platform Reports and Forms Software by Chad Files on April 1, 2007 ...

This program can give you endless hours of enjoyment, even if you’re not an artist. And if you develop mastery of using Inkscape, someone wants to pay you money to create graphics for them.