2 layers71.8 × 40.8 mmESP32.27OpenMYR/ESP32-StepperOpenMYR ESP32 controller board, stepper driver with A598471 parts5
2 layers46 × 41.4 mmESP32.24OpenMYR/ESP32-Hobby-ServoOpen MYR ESP32 controller board, 15 port servo direct54 parts6