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

Deequ is a library built on top of Apache Spark for defining "unit tests for data", which measure data quality in large datasets.

JSON library

a simple Scala CLI parsing library

Qubole Sparklens tool for performance tuning Apache Spark

Apache Spark testing helpers (dependency free & works with Scalatest, uTest, and MUnit)

Asynchronous InfluxDB client for Scala