jReactor

Scala links:

• http://www.scala-lang.org/ - Scala is a general purpose programming language designed to express common programming patterns in a concise, elegant, and type-safe way.
• http://liftweb.net/ - Lift is an expressive and elegant framework for writing web applications. Lift stresses the importance of security, maintainability, scalability and performance, while allowing for high levels of developer productivity. Lift open source software licensed under an Apache 2.0 license.
• http://code.google.com/p/simple-build-tool/ - sbt is a simple build tool for Scala projects that aims to do the basics well. It requires Java 1.5 or later.
• http://www.codeappeal.com/node/90 - integration of SBT, Maven, JRebel, Lift