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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.
I've been using Planner for last few months. It had recurring task support earlier, but was probably removed sometime: https://github.com/alainm23/planner/issues/860
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