WINDOWS 7 Professional SP1 Lite | 1.8 GB

The main items removed were Media Centre, Natural Language, Sidebar Gadgets and Games.No drivers or services were removed.It is currently installed on my desktop and I have installed it on 2 laptops with no errors or problems.

Windows XP SP3 BlueeXtreme Edition 2011| 670 MB

Windows XP Professional Edition with Service Pack 3, you get safer browsing and communication, powerful security tools, and improved experiences. Windows XP is the operating system release that unifies the Microsoft range, with all the desktop versions now built on the NT/2000 code base rather than the shakier foundation of Windows 95, 98, and Me. That makes XP a great upgrade for users of the now-obsolete 9x and Me line, but for those already on Windows 2000 Professional it is a closer call. Despite the similar name, there is no special synergy between Windows XP and Office XP, which works fine on Windows 2000

Windows XP SP3 Lite/ Netbook Edition | 177 MB

Windows 7 ULTIMATE compressed 900mb | 890 MB

Windows 7 Ultimate is the most versatile and powerful edition of Windows 7. It combines remarkable ease-of-use with the entertainment features of Home Premium and the business capabilities of Professional, including the ability to run many Windows XP productivity programs in Windows XP Mode. For added security, you can encrypt your data with BitLocker and BitLocker-To-Go. And for extra flexibility, you can work in any of 35 languages. Get it all with Windows 7 Ultimate.

Microsoft Windows XP SP3 Professional Genuine Bootable MSDN ISO | 590 MB

With Windows XP Professional Edition with Service Pack 3, you get safer browsing and communication, powerful security tools, and improved experiences. Windows XP is the operating system release that unifies the Microsoft range, with all the desktop versions now built on the NT/2000 code base rather than the shakier foundation of Windows 95, 98, and Me. That makes XP a great upgrade for users of the now-obsolete 9x and Me line, but for those already on Windows 2000 Professional it is a closer call. Despite the similar name, there is no special synergy between Windows XP and Office XP.

Microsoft Windows 7 Enterprise SP1 Integrated December 2011 (x86/x64) | 2.2 GB + 3.2 GB

Windows 7 Enterprise is the most advanced Windows operating system for business PCs, designed to meet the evolving needs of the users and IT professionals in your organization-both in and out of the office. With exclusive features and benefits, Windows 7 Enterprise drives lower total cost of ownership by helping your users stay productive anywhere, enhancing security and control, and simplifying PC management across your organization

Windows XP Professional SP3 Updated December 2011 + SATA | 570 MB

With Windows XP Professional Edition with Service Pack 3, you get safer browsing and communication, powerful security tools, and improved experiences. Windows XP is the operating system release that unifies the Microsoft range, with all the desktop versions now built on the NT/2000 code base rather than the shakier foundation of Windows 95, 98, and Me. That makes XP a great upgrade for users of the now-obsolete 9x and Me line, but for those already on Windows 2000 Professional it is a closer call. Despite the similar name, there is no special synergy between Windows XP and Office XP.