GitHub repository: niclashedam/Wemos-D1-Mini-Omnipower-Reader
Description: Read the output of Kamstrup Omnipower HAN-slot with a Wemos D1 Mini (ESP8266-based MCU), Decrypt the incoming data using the two keys you got from Radius (Copenhagen-area DSO), connect to Wi-Fi, and publish the data to a MQTT broker of your choice.