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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.
Upstream development seems to have moved to github but there is no release or significant development in the last four years, and there are a bunch of innocuous-sounded pull requests unresolved.
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