+--------------------+
|      Your app      |
+--------------------+
|    Xitrum fusion   |
| +----------------+ |
| | Web framework  | |  <-- Hazelcast --> Other instances
| |----------------| |
| | HTTP(S) Server | |
| +----------------+ |
+--------------------+
|       Netty        |
+--------------------+

Xitrum is an async and clustered Scala web framework and HTTP(S) server fusion on top of Netty and Hazelcast.

Please see Xitrum home page.