Grails, Trails, Sails, Slingshot
There is a sponsored listing for Java BOF session comparing Grails, Rails, Sails, and Trails.
Its all a bit much for me, but there is a real need for these frameworks. Lots of companies are using Java (although Charles Shwab is moving to Microsoft .NET). Lots of online media companies are using Java. If your are an online media company with a Java Architect you might be in for a rough ride. Java Architects create a build it inhouse, meritocracy of java code. That in turn creates a confusing jumble of choices. Much better to have a small well worn tool kit, with an emphasis of picking up new tools at the expense of older ones. Listed below are 4 java frameworks, if your java stack is in need of repair rule take a look at each of the following.