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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.
Check out either HomeAssistant or OpenHAB. Both have many integrations with other devices and can at as the bridge between your Alexa , your phone and your computer.
If the pictures are still on the drive but you want another way to organise them consider something like Darktable
NOTE:
The number of mentions on this list indicates mentions on common posts plus user suggested alternatives.
Hence, a higher number means a more popular project.