Oracle Application Express (Oracle APEX), formerly called HTML DB, is a fully supported "no-cost" option of the Oracle Database. Oracle Application Express is certified against all editions of the Oracle Database 10.2.0.3 and above, including Oracle Database 10g Express Edition (Oracle XE).
Oracle Application Express installs as part of the seed database installation with Oracle Database 11g. The latest version of Oracle Application Express can be downloaded for free from the Oracle Technology Network (OTN) [http://otn.oracle.com/apex]
 | Browser Based
Using only a Web browser and limited programming experience you can develop data centric applications in minutes. Browser-based development enables you to develop applications on most computers using only a modern Web browser. |
 | Rapid Application Development (RAD)
Use simple wizards and declarative programming to create powerful reporting and data entry applications. You can create applications from spreadsheet uploads, or on existing database tables and views. Oracle Application Express includes SQL Workshop to create and manage the database objects that support your application. |