“Download” Oracle SQL Developer (for Windows, Macintosh and Linux) is a free and fully supported graphical tool for database development. With SQL Developer, you can browse database objects, run SQL statements and SQL scripts, and edit and debug PL/SQL statements.
Offering a new Query Builder, DBA navigator and Schedule builder, extensive updates to the Migration tools and extra extensions; Data Modeler, Oracle Data Miner and Oracle Spatial, Oracle SQL Developer 3.0 is packed with features and new features to help you in your daily tasks.