Akka is a toolkit for building highly concurrent, distributed, and resilient message-driven applications for Java and Scala.

Artifacts using Akka Actor (2,232)
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ScalaTest is a flexible and popular testing tool in the Scala ecosystem. It can be used to test Scala, Scala.js, Scala Native, Dotty (Scala 3), and Java code.
Last Release on Mar 26, 2026
Core libraries for Apache Spark, a unified analytics engine for large-scale data processing.
Last Release on Feb 2, 2026
Akka is a toolkit for building highly concurrent, distributed, and resilient message-driven applications for Java and Scala.
Last Release on Aug 15, 2025
Akka is a toolkit for building highly concurrent, distributed, and resilient message-driven applications for Java and Scala.
Last Release on Aug 15, 2025
Akka is a toolkit for building highly concurrent, distributed, and resilient message-driven applications for Java and Scala.
Last Release on Aug 15, 2025
Play
Last Release on Feb 18, 2025

Relocated → org.playframework » play
The machine learning library for Apache Spark, providing scalable algorithms and tools for ML pipelines.
Last Release on Feb 2, 2026
uTest is a simple, convenient and intuitive testing library for Scala.
Last Release on Jan 9, 2026
Spark Project Streaming
Last Release on Feb 2, 2026
Scala compiler plugin for static code analysis
Last Release on Apr 1, 2026