haven't had the chance to use netbeans
It's Here!Including: Project Matisse;
completely redesigned support for CVS;
support for WebLogic 9, JBoss 4 and Sun Application Server;
Struts and Java Server Faces support; new types of refactoring and editor enhancements as well as easy to use tools for quickly extending the IDE or building rich client applications on the NetBeans Platform.
Download now, or Read more
but heard good things about it from java posse
about Matisse GUI Builder.
and in 1 episode where they talked about
IDEs, it was mentioned that some use netbeans profiler
and another IDE.
will be trying it out.