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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.
If you have a matrix homeserver you could run whatsapp in a virtual machine and bridge it to matrix. https://github.com/mautrix/docs/blob/master/bridges/go/whatsapp/android-vm-setup.md
NOTE:
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Hence, a higher number means a more popular project.