A typical situation - you need to build something huge (a big sphere for example), you have a plan of this building layer-by-layer, or it's world edit schematic but it's really pain to build it in survival. You are looking at the plan every minute, count blocks one-by-one, doing mistakes and getting a headache.
Do you know any tool that can help by projecting the contours of the building?
Do you know any tool that can help by projecting the contours of the building?