Gentoo - Automatically Optimized OS

Gentoo is a free operating system based on either Linux or FreeBSD that can be automatically optimized and customized for just about any application or need. Extreme configurability, performance and a top-notch user and developer community are all hallmarks of the Gentoo experience.

Gentoo - Automatically Optimized OS

Enhanced by Portage, Gentoo can become an ideal secure server, development workstation, professional desktop, gaming system, embedded solution or any custom configuration you Envision.

openSUSE Linux-based operating system

The openSUSE project is a worldwide community program sponsored by Novell that promotes the use of Linux everywhere. The program provides anyone with free and easy access to the world's most usable Linux distribution, SUSE Linux.

openSUSE Linux-based operating system

The openSUSE 11.3 includes new versions of GNOME, KDE, OpenOffice.org, Firefox, the Linux kernel, and many, many more updates and improvements. In 11.3 you'll find more than 1,000 open source desktop applications.

Full desktop operating system: openSUSE has everything you need to do your work and play. Browse the web, send email, be online in social, write documents, and much more; all (for) free.

Full office suite included: Use OpenOffice.org to create professional-looking documents, spreadsheets, presentations and more. With OpenOffice you can work on office documents created with other office suites.

Enjoy your Internet experience, worry-free: Forget worrying about viruses and spyware. openSUSE has none, period. And the included Firefox web browser alerts you to known phishing websites, helping protect you from scams and identity thieves.

openSUSE: Linux for Open Minds at G+

Debian GNU/Linux - The Operating System

Debian was begun in August 1993 by Ian Murdock, as a new distribution which would be made openly, in the spirit of Linux and GNU. Debian is pronounced /ˈde.bi.ən/. It comes from the names of the creator of Debian, Ian Murdock, and his wife, Debra.

Debian GNU/Linux - The Operating System

What is Debian? -- Debian is a free operating system (OS) for your computer. An operating system is the set of basic programs and utilities that make your computer run. Debian uses the Linux kernel (the core of an operating system), but most of the basic OS tools come from the GNU project; hence the name GNU/Linux.

Linux is a piece of software started by Linus Torvalds and supported by thousands of programmers worldwide.

Debian will run on almost all personal computers, including most older models. Each new release of Debian generally supports a larger number of computer architectures. For a complete list of currently supported ones, see the documentation for the stable release.

Slackware Linux Project

This site is dedicated to providing the latest news about the Slackware Linux distribution, as well as installation help, configuration help, and other general information about Slackware Linux.

The Slackware Linux Project

What is Slackware Linux?

The Official Release of Slackware Linux by Patrick Volkerding 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, Slackware brings the best of all worlds to the table.

Originally developed by Linus Torvalds in 1991, the UNIX®-like Linux operating system now benefits from the contributions of millions of users and developers around the world. Slackware Linux provides new and experienced users alike with a fully-featured system, equipped to serve in any capacity from desktop workstation to machine-room server. Web, ftp, and email servers are ready to go out of the box, as are a wide selection of popular desktop environments. A full range of development tools, editors, and current libraries is included for users who wish to develop or compile additional software.

• Slackware Linux Essentials
• Slackware - LinuxQuestions.org
• The Revised Slackware Book Project

Mandriva OS - Linux Operating System

Mandriva Linux, a full free operating system for individuals and enterprises. For client computers, servers, mobiles and embedded devices.

Mandriva OS - Linux Operating System

"All the applications you need on a single CD :: Mozilla Firefox and Thunderbird to browse the Web and manage your e-mail - with Java and Flash support.

Mandriva Linux 2010.1

Mandriva Linux - Wiki

Mandriva Linux (formerly Mandrakelinux or Mandrake Linux) is a French Linux distribution distributed by Mandriva (formerly Mandrakesoft). It uses the RPM Package Manager.

Red Hat - Open Source Enterprise Linux

In 1994 Marc Ewing created his own distribution of Linux which he names Red Hat Linux. Released in October, it becomes known as the Halloween release...... Linux History

Solutions like Red Hat Enterprise Linux, Red Hat Enterprise Virtualization, JBoss Enterprise Middleware, and a broad range of management and services.

Red Hat - Open Source Enterprise Linux

Fedora is a Linux-based operating system, a collection of software that makes your computer run. You can use Fedora in addition to, or instead of, other operating systems .....

Fedora is a fast, stable, and powerful operating system for everyday use.