By Markus -Oracle on Sep 16, 2013
Oracle SQL Developer 4.0 Early Adopter 2 is now available. Besides JDK 7 support, this release includes Database Performance Monitoring features to manage snapshots, baselines and enhanced reporting options (ADDM & ASH).
Anyone is welcome to raise findings, issues and comments - please log them on the OTN Forum marked with an "EA2" prefix in the subject line.
Here are a few links to get you started :