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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.
The docs suggest that custom widgets should only be created by overwriting the class name through the attrs on the widget, but I haven't gotten it to work since the customization needs to be a bit more detailed I think.
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