im getting a onefinity cnc machine and i want to use shapr3d to create but what else will i need to actaully create the tool path? iv seen a lot of softwares and they look like they havent been updated since the 90’s anyone have any input?
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You need a CAM processor. Should come with one (I frown on companies that don’t provide a basic system).
Good place to find learning material Best CAD/CAM Software for CNC Machining Beginners 
Also look here.