Most of the features of the Lomboz plugin are covered by the standard distribution of IntelliJ IDEA. For some of the features (like Web Service support), you need to install third-party plugins, and some of the features ar not available at all for IntelliJ IDEA. If you're interested in some specific functionality, please ask.
Your other questions seem to be answered already.
Dmitry Jemerov
Principal Engineer, JetBrains
if you think brussel sprouts are yummy, you should try any other food. And this tiny ad:
a bit of art, as a gift, the permaculture playing cards