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EmonLib
Electricity monitoring library - install in Arduino IDE's libraries folder then restart the IDE
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TesSense-Emporia
Charge your Tesla with surplus solar generation as detected by your Sense Energy Monitor
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InfluxDB
Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.
https://openenergymonitor.org/ would be a good place to start, it's a mature project where the hard work is done.
This doesn't have your nice-to-haves, and may not work with your EV or energy meter, but hopefully can provide some inspiration: https://github.com/Pyratik/TesSense-Emporia
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