Operating System/Window Manager

Arch Linux is an independently developed, x86_64 optimized GNU/Linux distribution targeted at competent Linux users. It uses pacman, its home-grown package manager, to provide updates to the latest software applications with full dependency tracking.

Serenity is a graphical 32-bit Unix-like operating system with 90s aesthetics and built for x86 systems.

SliTaz is a free operating system, working completely in RAM and booting from removable media such as a CD-ROM or USB key. SliTaz is distributed as a LiveCD, and weighs less than 40MB. The system is quick and responsive, clean and robust.

Openbox is a highly configurable, next generation window manager with extensive standards support.

Kali Linux is a Debian-derived Linux distribution designed for digital forensics and penetration testing, originally forked from Backtrack Linux by the Offensive Security team.

i3 is a dynamic tiling window manager with clean, readable and documented code, featuring extended Xinerama support, usage of libxcb instead of xlib and several improvements over wmii.

KolibriOS is a tiny yet incredibly powerful and fast operating system. This power requires only a few megabyte disk space and 8MB of RAM to run. Kolibri features a rich set of applications that include word processor, image viewer, graphical editor, web browser and well over 30...

Haiku is an open-source operating system that specifically targets personal computing. Inspired by the BeOS, Haiku is fast, simple to use, easy to learn and yet very powerful.

Slackware Linux is an advanced Linux operating system, designed with the twin goals of ease of use and stability as top priorities. Including the latest popular software while retaining a sense of tradition, providing simplicity and ease of use alongside flexibility and power...

Parrot is a GNU/Linux distribution based on Debian Testing and designed with Security, Development, and Privacy in mind.

The Debian Project is an association of individuals who have made common cause to create a free operating system. This operating system that we have created is called Debian.

BunsenLabs Linux is a distribution offering a light-weight and easily customizable Openbox desktop. The current release is Helium, built on top of Debian (stable). The project is a community continuation of CrunchBang Linux.