For Windows products, technologies & services. Home of the windows operating systems including Vista & XP, as well as Windows live, Windows Mobile & OneCare. Buy products or simply find information or get help with a problem.

Leopard collects hundreds of features into one OS so innovative, it will completely transform your Mac. A dramatic new desktop. One-click data time travel. The power to see inside files without opening them. Discover the future of your Mac. Take a tour of the top features in Mac OS X Leopard.

Comprehensive information and resources about the Linux Operating System. Linux a free Unix-type operating system originally created by Linus Torvalds with the assistance of developers around the world. Developed under the GNU General Public License , the source code for Linux is freely available to everyone. Click on the link below to find out more about the operating system that is causing a revolution in the world of computers.

An advanced operating system for x86 compatible (including Pentium® and Athlon™), amd64 compatible (including Opteron™, Athlon™64, and EM64T), UltraSPARC®, IA-64, PC-98 and ARM architectures. It is derived from BSD, the version of UNIX® developed at the University of California, Berkeley. It is developed and maintained by a large team of individuals. Additional platforms are in various stages of development.

This Operating System—supported on over 900 x86 and SPARC platforms—delivers the performance, stability and security your users and customers demand. With more applications available than for any other open operating system, one OS can span your entire enterprise: the Web tier, the data warehouse, and the most demanding technical compute applications.

The ReactOS project is dedicated to making Free Software available to everyone by providing a ground-up implementation of a Microsoft Windows? XP compatible operating system. ReactOS aims to achieve complete binary compatibility with both applications and device drivers meant for NT and XP operating systems, by using a similar architecture and providing a complete and equivalent public interface.

The most advanced Windows Server operating system yet, designed to power the next-generation of networks, applications, and Web services. With Windows Server 2008 you can develop, deliver, and manage rich user experiences and applications, provide a highly secure network infrastructure, and increase technological efficiency and value within your organization. Windows Server 2008 builds on the success and strengths of its Windows Server predecessors while delivering valuable new functionality and powerful improvements to the base operating system.

The official website of AmigaOS4.0. Here you will find information and resources relating to the latest release of the Operating System that introduced the world to multimedia and proves the fact that so much of the computing industry has forgotten - that computers can be fun.

An international technology team that creates Free Software for desktop and portable computing. Among KDE's products are a modern desktop system for Linux and UNIX platforms, comprehensive office productivity and groupware suites and hundreds of software titles in many categories including Internet and web applications, multimedia, entertainment, educational, graphics and software development. KDE software is translated into more than 60 languages and is built with ease of use and modern accessibility principles in mind. KDE4's full-featured applications run natively on Linux, BSD, Solaris, Windows and Mac OS X.

The Free Software Desktop Project. The GNOME desktop and platform received many improvements and new features with GNOME 2.22. Learn more about this release through the detailed release notes.

Xfce 4.4 embodies the traditional UNIX philosophy of modularity and re-usability. It consists of a number of components that together provide the full functionality of the desktop environment. They are packaged separately and you can pick and choose from the available packages to create the best personal working environment.

The world's largest enterprise software company, Oracle is the only vendor to offer solutions for every tier of your business -- database, middleware, business intelligence, business applications, and collaboration. With Oracle, you get information that helps you measure results, improve business processes, and communicate a single truth to your constituents.