I keep a list of JDeveloper releases here:
http://radio.weblogs.com/0118231/stories/2005/02/25/historyOfJdeveloperReleases.htmlyou can see a lot of (cool!) things have happened since 2001 when we jettisoned all traces of the original Borland code case.
The latest info and downloads on today's JDeveloper release is here:
http://www.oracle.com/technology/products/jdev/index.html