“They may not wish to use a Java EE application server; even [if] they are on Java EE, they may not be running Java EE 6; they may be in a cloud environment where Java EE is not available; they ...

In addition to supporting Java EE 6 with wizard-based development capabilities, the open source NetBeans 6.8 IDE supports development of PHP 5.3 applications and backs the Symfony framework.

Also, there’s work underway on the Glassfish application server, providing an EE reference implementation, to update various Java Specification Requests.