ScalaTest + JUnit provides integration support between ScalaTest and JUnit.

in-memory JMS broker for unit testing (Scala, Java)

Measure energy consumption around sbt commands

Deriving swagger files from Scala code

Appkit: A Library for Java/Scala/Kotlin Development of Ergo Applications

Split Brain Resolver for Akka cluster

NextiaJD is a library that supports data discovery based on data profiles and machine learning algorithms to find joinable attributes in heterogeneous datasets

Scala framework for collecting performance metrics and conducting sound experimental benchmarking.

Geographical area hashing algorithms GeoHex and TeraHex

A factory macro for anonymous final static lazy variables. Also comes with implicit caching.

pager support for Play2 application

Toolbox for building Generative AI applications on top of Apache Spark.

Scala API for Hive UDFs with the GIS extension

a functional dynamically typed scripting language

Finch + Finagle OAuth2

sbt shell integration support for IntelliJ IDEA Scala plugin

Examples of reactive programming in REScala

Akka Kafka wrapper to publish and subscribe to Kafka topics