With the Scala API for Hazelcast IMDG, the fastest open source caching solution is now available to Scala applications. Elastically scale Scala caching. Hazelcast is an excellent Redis alternative when scaling and speed are of importance.
The Hazelcast-Scala API is based on Scala 2.11 and Hazelcast 3.6, but does not define them as hard dependencies, so make sure to also include the relevant Hazelcast dependencies.