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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.
spleeter can demix your audio files into "layers", like vocals/drums/bass/other, with variable quality (though usually good), then iZotopes RX can also do the demixing thing, some people prefer it but it's not free.
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