GitHub - MarlinFirmware/Marlin: Marlin is an optimized firmware for RepRap 3D printers based on the Arduino platform. Many commercial 3D printers come with Marlin installed. Check with your vendor if you need
![PandaZhu - ESP32 powered 3D Printer controller board supports Marlin 2.0 & ESP3D WebUI - CNX Software PandaZhu - ESP32 powered 3D Printer controller board supports Marlin 2.0 & ESP3D WebUI - CNX Software](https://cdn.cnx-software.com/wp-content/uploads/2021/07/PandaZhu-ESP32-3D-Printer-controller-board.jpg?lossy=1&ssl=1)
PandaZhu - ESP32 powered 3D Printer controller board supports Marlin 2.0 & ESP3D WebUI - CNX Software
![3D Printer Marlin Firmware, Basic Configuration Setup Guide | Airtripper's 3D Printer and Arduino Blog 3D Printer Marlin Firmware, Basic Configuration Setup Guide | Airtripper's 3D Printer and Arduino Blog](https://airtripper.com/wp-content/uploads/2013/01/marlin-firmware-v1-20x4-lcd-panel-665x498.jpg)