DBDesigner 4 is a visual database design system that integrates database design, modeling, creation and maintenance into a single, seamless environment. It combines professional features and a clear and simple user interface to offer the most efficient way to handle your databases. DBDesigner 4 compares to products like Oracle's Designer©, IBM's Rational Rose©, Computer Associates's ERwin© and theKompany's DataArchitect© but is an Open Source Project available for Microsoft Windows© 2k/XP and Linux KDE/Gnome. It is release under the GPL. DBDesigner 4 is developed and optimized for the open source MySQL-Database to support MySQL users with a powerful and free available design tool. All MySQL specific features have been built in to offer the most convenient way to design and keep control of your MySQL-Databases. The source code of the DBDesigner 4 is available at: http://www.fabforce.net/downloads.php