Here's a wild experiment. For fun, now you can generate a Gerber file from SVG footprints drawn in GNU Emacs.

Code:

https://gitlab.com/atamariya/emacs/-/blob/dev/lisp/svg.el
https://gitlab.com/atamariya/emacs/-/blob/dev/lisp/gerber.el

Details: https://lifeofpenguin.blogspot.com/2021/11/pcb-design-in-gnu-emacs.html