CAD for the case and keycaps was Fusion360 (Paid version to have Configurations which are clutch)

And the following subs were great for general CAD/Electronic knowledge

* https://www.youtube.com/@Fusion360School * https://www.youtube.com/@adafruit * https://www.youtube.com/@Borgedesigns * https://www.youtube.com/@TheFusionEssentials * https://www.youtube.com/@joe_scotto