| Tigris | Community for Open Source Software Engineering |
| MySQL | MySQL is the most popular open source database. Here you gain downloads and information. |
| Open Office | The Open Office Pack is a free distribution for Linux,Windows, Mac OS and Solaris competing with Microsoft Office |
| pgAdmin | free administration and development tool for PostgreSQL database. running under GNU/Linux, FreeBSD and Windows 2000/XP |
| Firebird - Phoenix | Portal and download of the Firebird Open Source relational database |
| phpMyAdmin | Free download of php-tool to manage mysql-databases |
