The rumours were right: JDeveloper will be available for free. However, ADF and OC4J still need to be licenced (for use in a production environment). Read the discussion on TheServerside.
Aino Andriessen is a consultant on Enterprise Java, ADF, PL/SQL, XML, and SOA development and is Expertise Lead on Application Lifecycle Management (ALM). He has a strong interest in ADF, SOA, Maven, architecture, quality management, delivery and application lifecycle management. Aino publishes on the AMIS technology blog and has been a presenter at the ODTUG Kaleidoscope, Oracle Open World and UKOUG TechEbs.