[4DThinker]

Probotix sells the linux PC and Unity controller as stand alone items. Not sure how complicated it would be, but I'd ask CNCrouterparts to put the right connectors on their steppers for you so you could use software and controller you are already used to.

Just a thought.
4D

 

[4DThinker]

Every time I see a new last supper carving I again question the validity of the tale. The last supper (carved) is only the last one until a later one is carved.