CMAK is a tool for managing Apache Kafka clusters

Removes large or troublesome blobs like git-filter-branch does, but faster. And written in Scala

Your favorite language gets closer to bare metal.

REST job server for Apache Spark

Free Elasticsearch security plugin and Kibana security plugin: super-easy Kibana multi-tenancy, Encryption, Authentication, Authorization, Auditing

Graphite reporter for Kafka Offset Monitor.