PMML scoring library for Spark as SparkML Transformer
TransmogrifAI (pronounced trăns-mŏgˈrə-fī) is an AutoML library for building modular, reusable, strongly typed machine learning workflows on Apache Spark with minimal hand-tuning
BigDL: Distributed Deep Learning Library for Apache Spark
PMML scoring library for Scala
Microsoft Machine Learning for Apache Spark
C4E, a Scala or Spark library for local and distributed Clustering.