Here we take a look a new firmware for ESP32 modules that can run RTL433 and then send these packets via a MQTT Broker to a Home Automation service like Home Assistant, Node Red, OpenHAB etc

https://github.com/NorthernMan54/rtl_...
https://github.com/1technophile/OpenM...
https://docs.openmqttgateway.com

Purchase ESP32 Module:
https://s.click.aliexpress.com/e/_DeB...
https://s.click.aliexpress.com/e/_DBV...

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