2 layers170.1 × 96.9 mm

SmartPrintCoreH7x
BoltzRnD/SmartPrintCoreH7x
STM32H7 based Robust and Open Source 3D Printer Mainboard
567 parts89
Open-source boards designed in KiCad by BoltzRnD on GitHub, from 3 repositories. A board’s address here is its repository’s there.

BoltzRnD/SmartPrintCoreH7x
STM32H7 based Robust and Open Source 3D Printer Mainboard

BoltzRnD/NYSM2_Open_Stepper_Standard
An M.2 Key B Based Open Modular Stasndard for 3D Printer Stepper Driver Modules.

BoltzRnD/NYSM2_Evaluation_CarrierBoard
NYSM.2 Open Modular Stepper Driver Evaluation Carrier Board