Software-defined Modbus→MQTT gateway for Janitza UMG — retrofit existing meters, virtual meters, Home Assistant + InfluxDB, live web UI.
python docker mqtt iot influxdb home-assistant smart-meter modbus-tcp ess solar-energy energy-meter sunspec fronius janitza victron fastapi power-monitoring power-analyzer carlo-gavazzi virtual-meter
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Updated
Jul 2, 2026 - Python