Please see Xitrum home page for more details.

Xitrum is an async and clustered Scala web framework on top of Netty, Akka, and Hazelcast. It also has a fast built-in HTTP(S) server.

+--------------------+
|      Clients       |
+--------------------+
        ↓   ↑
+--------------------+
|       Netty        |
+--------------------+
|       Xitrum       |
| +----------------+ |
| | HTTP(S) Server | |
| |----------------| |
| | Web framework  | |  ← Akka, Hazelcast → Other instances
| +----------------+ |
+--------------------+
|      Your app      |
+--------------------+

Xitrum is an open source project. See list of contributors.