The system requires the same input as the standard CoreXY system.
- Positron style 3D printers
- Cantilever-style 3D printers that want a CoreXZ
Interactive online preview (Onshape): https://t.co/4vBid4g13n
Image explanations (the dark blue and dark red dots mean the motor pulley):

For extra images, visit the folder.
CC BY-NC-SA Feel free to remix and use it commercially though (just contact me I'll mark it down). And remember to publish it under the same license!
Apr 1, 2025: I am so glad to see that I'm not the first one that came up with this idea. Here's a project from 3 years ago that utilizes CoreXZ on a cantilever 3D printer. It's kinda simpler then my approach here: https://github.com/jomettler/KP3s-coreXZ