Kanjava-aws-webapp is a project mainly written in JAVASCRIPT and JAVA, it's free.
kanjava conference 2011 demo web application
put AwsCredentials.properties on src/main/resources modify src/production/config/realm.properties
mvn eclipse:clean eclipse:eclipse
mvn eclipse:configure-workspace -Declipse.workspace=
mvn jetty:run
dotcloud create kanjava
mvn -Pproduction clean package dotcloud push kanjava target/dotcloud