Oracle Application Express is a rapid development tool for Web applications on the Oracle database. It requires no program to install on the client.

Oracle software express combines the qualities of a personal database, productivity, ease of use, and flexibility with the qualities of an enterprise database, security, integrity, scalability, availability and built for the web.

Installing Oracle Application Express is a two step process:
1. Configure an Oracle HTTP Server (Release 9.0.3 or higher) with mod_plsql which is used to connect to the Oracle database where the Oracle Application Express objects will be installed. It is also possible to use Oracle 9i Application Server release 1 (1.0.2.2) or higher.

2. Install the database objects that make up Oracle Application Express to a pre-existing Oracle database (Oracle9i Release 2 (9.2.0.3) or later).

The license of this software is Freeware, you can free download and free use this database management software.