When my 2016 X-carve controller board stopped working I looked for alternatives, I opted for the Arduino shield designed by Nikodem Bartnik. https://indystry.cc/product/indyshield-cnc-arduino-shield/
with my CAD skills, I designed a box to hold all of the components I was going to use.
Here is what I came up with.
Work in progress, more pictures to be added
Please modify the files as needed
The author marked this model as their own original creation.