if you want to push the printer to its physical limits and don't mind spending $35 on a Pi.
If you want to unlock the true speed of the Sapphire Pro’s CoreXY architecture, is the undisputed champion. two trees sapphire pro firmware best
For those who want a "flash and go" experience, the firmware builds by on GitHub have long been a favorite for Sapphire Pro owners. if you want to push the printer to