Operating systems

KDE

KDE is probably the most popular work interface under Linux/Unix operating systems.

Ubuntu

Ubuntu is a Debian-based distribution that is particularly user-friendly and comfortable to use.

grml

GRML is a live system based on Debian, which can be booted from various media, such as a USB stick, CD-ROM, DVD, or from a network.

Red Hat

Red Hat Enterprise Linux is an international market leader amongst providers of commercial Linux distributions.

SUSE

SUSE Linux Enterprise Server (SLES) is a commercial Linux distribution created by Novell, which was specifically designed for corporate use.

Debian

Debian is a Linux distribution based entirely on free software.

FreeBSD

FreeBSD is a unixoid operating system that is based on the Berkeley Software Distribution (BSD) developed at the University of California in Berkeley.

CentOS

CentOS is a Linux distribution based on Red Hat Enterprise Linux. CentOS is binary-compatible with Red Hat Enterprise Linux.