CrunchBang Plus Plus!

Linux Mint is an elegant, easy to use, up to date and comfortable GNU/Linux desktop distribution. Linux Mint is an Ubuntu -based distribution ( so Debian based ) whose goal is to provide a more complete out-of-the-box experience by including browser plugins, media codecs, support for DVD playback, Java and other components. It also adds a custom desktop and menus, several unique configuration tools, and a web-based package installation interface. Linux Mint is compatible with Ubuntu software repositories. »

Arch Linux is an independently developed, i686- and x86_64-optimised 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. Operating on a rolling release system, Arch can be installed from a CD image or via an FTP server. The default install provides a solid base that enables users to create a custom installation. In addition, the Arch Build System (ABS) provides a way to easily build new packages, modify the configuration of stock packages, and share these packages with other users via the Arch Linux user repository. »

elementary OS is a free, fast and aesthetically pleasing operating system based on Ubuntu .

Manjaro is a user-friendly Linux distribution based on the independently developed Arch operating system. Within the Linux community, Arch itself is renowned for being an exceptionally fast, powerful, and lightweight distribution that provides access to the very latest cutting edge – and bleeding edge – software. However, Arch is also aimed at more experienced or technically-minded users. As such, it is generally considered to be beyond the reach of those who lack the technical expertise (or persistence) required to use it. »

openSUSE is a free and Linux-based operating system for your PC, Laptop or Server.

Kubuntu is an official "flavor" of Ubuntu that uses the KDE desktop environment instead of the default Unity . This gives it a completely different look and feel.

Raspbian is a free operating system based on Debian GNU/Linux and optimised for the Raspberry Pi hardware (the armhf processor architecture). Raspbian comes with over 35,000 packages, or pre-compiled software bundled in a nice format for easy installation on a Raspberry Pi.

Gentoo Linux is a versatile, fast, highly configurable and completely free Linux and FreeBSD distribution geared towards developers and network professionals.

Qubes is an open source operating system designed to provide strong security for desktop computing.

Ubuntu Mate is a stable, easy-to-use operating system with a configurable desktop environment. Ideal for those who want the most out of their desktops, laptops and netbooks and prefer a traditional desktop metaphor. With modest hardware requirements it is suitable for modern workstations and older hardware alike.

Google Chrome OS is a Linux-based operating system designed by Google to work exclusively with web applications. The only application on the operating system is a web browser, which includes a media player. The user interface takes a minimalist approach, resembling that of the Chrome web browser. Additionally, Chrome OS has a minimal boot time, of approximately 8 seconds on a Chromebook.

Red Hat is the leader in development, deployment, and management of Linux and open source solutions for Internet infrastructure - ranging from embedded devices to secure Web servers. Red Hat was founded in 1994 by visionary entrepreneurs Bob Young and Marc Ewing. Open source is the foundation of our business model. It represents a fundamental shift in how software is created. The code that makes up the software is available to anyone. Developers who use the software are free to improve the software. The result: rapid innovation. Red Hat solutions combine Red Hat Linux, developer and embedded technologies, training, management services, technical support. We deliver this open source innovation to our customers via an Internet platform called Red Hat Network. Red Hat is headquartered in Raleigh, North Carolina, USA. »