[bartman]

Applications must be written in Java (or anything you can put into a .war and make Tomcat run) [1]

[1] http://docs.amazonwebservices.com/elasticbeanstalk/latest/gs...

[regularfry]

...which would cover jruby apps packaged with warbler, unless there's something I'm missing.

[sad]

So scala, clojure, jruby, mirah ... are all ok.

Or even quercus if you are into php.

This sounds fun!

[tomjen3]

That includes both lift and clojure. Not too bad.