The version that a number of TWS users have been using since beta 16 has been released (b33, rc2+ is the live version). info: http://java.sun.com/javase/6/webnotes/6u10.html jre at http://java.sun.com/javase/downloads/index.jsp jdk at http://java.sun.com/javase/downloads/index.jsp You probably need the jdk if you want the server version of the vm (I havent downloaded yet).