This Open Source ESP32 3D Printer Control Board Now Supports Marlin 2.0 - Hackster.io
Wireless thermal printer kit features M5Stack ATOM Lite controller - CNX Software
ESP32 3D Printer Motherboard, 3D Printer Control Board 520Kb RAM Back EMF Protection For Serial Screen - Walmart.com
Amazon.com: ESP32 3D Printer Motherboard 32 Bit, ESP32 3D Printer Motherboard 32 Bit Control Board Kit 520Kb RAM 8192K Flash 3D Printer, Single Board Computers : Industrial & Scientific