OpenMQTTGateway enable to concentrate in one gateway different technologies (BLE, 433mhz, IR, LORA) decreasing by the way the number of proprietary gateways needed for your home automation, and hiding the different technologies singularity behind a simple & wide spread communication protocol; MQTT.
As it is compatible with many boards why not taking the advantage of the M5 boards display and power management.
This is now the case with the adds below:
Display support:
https://community.openmqttgateway.com/t/m5stack-and-m5stick-improved-support/942
and
Low power mode:
https://community.openmqttgateway.com/t/esp32-low-power-mode/943
As a part of many feature available for tests on v0.9.4beta