Imagineering, Inc. | https://www.pcbnet.com/blog/pcb-file-requirements-everything-i-need-to-know/
. You can generate the Gerber files from your CAD design as though it were going to fabrication. Most PCB manufacturers prefer it in RS-274X format. OCB
PCB Libraries, Inc. | https://www.pcblibraries.com/Forum/odb--future-v-gerber-or-something-else_topic579_post1875.html
, from a lot of CAD systems. Your CAM Engineer has to pick up a datapack, translate it, tool it up, and chuck it out to the shop floor very quickly and move on to the next one