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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.
There's also Argo Workflows: https://argoproj.github.io/argo-workflows/
The real game changer I think is Kueue - still not mature, but it takes on the problems Volcano/Yunikorn tries to solve in a more Kubernetes native way.
NOTE:
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