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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.
So far I have been using Pustur/whatsapp-chat-parser. It requires NodeJS though.
If you want to make your own API in Django I'd recommend Django Rest framework. Learned using it in the past few weeks for a project through their tutorial.
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