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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.
but other than that, if you just target desktop computers, there is no reason to go lower than 4.6 or 4.5 - if some GPU doesn't support it, it's probably too old for intensive graphics anyway. Stick with 4.5+ as DSA is worth it.
NOTE:
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Hence, a higher number means a more popular project.