Jetlang provides a high performance java threading library. It is a complement to the java.util.concurrent package introduced in 1.5 and should be used for message based concurrency similar to event based actors in Scala.

Artifactory Core

Scalang

Nadron is a high speed socket based java game server written using Netty and Mike Rettig's Jetlang. It is specifically tuned for network based multiplayer games and supports TCP and UDP network protocols.

a Clojure wrapper for Jetlang

Jetlang remoting provides high performance remote messaging.