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Windows 8 – code name in development of the operating system (OS), belonging to the family of the operating system Microsoft Windows, developed by a transnational corporation Microsoft.


The Windows 8 Developer Preview is a pre-beta version of Windows 8 for developers. These downloads include prerelease software that may change without notice. The software is provided as is, and you bear the risk of using it. It may not be stable, operate correctly or work the way the final version of the software will. It should not be used in a production environment. The features and functionality in the prerelease software may not appear in the final version. Some product features and functionality may require advanced or additional hardware, or installation of other software.


The main characteristics and features:
- Based on anecdotal evidence, to Windows 8 will focus on voice recognition and voice control. Other possible innovations suggests the presence of advanced virtualization to virtualize entire operating system, tighter integration with the mobile version of the operating system, support for gesture recognition.
- It is assumed that Windows 8 will have an improved system hibernation, and recovery as well as new security features, including modification of PatchGuard.
- According to the “leaked” presentation Microsoft, in Windows 8 will significantly reduce the time of startup and shutdown compared to the previous operating system of Windows. Close attention will be paid to energy use and energy efficiency. Declared support interface USB 3.0, connection Bluetooth 3.0, as well as wireless and stereoscopic displays.
- One innovation will be the face recognition system users via a webcam. The system can independently translate the PC in different power consumption modes, depending on whether the user is in front of a webcam or not. In a similar concept as implemented in the game controller Kinect for Xbox 360.
- The presentation was a lot of attention paid to the competitors – Apple and its products and services, Google Chrome OS, Android, WebOS. So, Microsoft is going to start the Windows Store, repeating many of the features Mac App Store for OS X. This service will be integrated into Windows 8.
- In Windows 8 will present new tools for security, which will simplify diagnostics and troubleshooting. Function is referred to “reset system” that will allow Windows to reinstall the 8, while keeping all user files. Also, Windows 8 will support accelerometer, disk encryption, support for GPS in netbooks and notebooks, using WWAN-ins.
- In Windows 8 will be widely used concept Ribbon Interface, which will take a modular belt, not only in individual programs of the system (such as WordPad, Paint, etc.), but in Explorer Windows.
The Windows 8 Developer Preview is a pre-beta version of Windows 8 for developers. These downloads include prerelease software that may change without notice. The software is provided as is, and you bear the risk of using it. It may not be stable, operate correctly or work the way the final version of the software will. It should not be used in a production environment. The features and functionality in the prerelease software may not appear in the final version. Some product features and functionality may require advanced or additional hardware, or installation of other software.
Note: You can't uninstall the Windows 8 Developer Preview. To go back to your previous operating system, you must reinstall it from restore or installation media.

Windows 8 Developer Preview with developer tools English, 64-bit (x64)

DOWNLOAD (4.8 GB)
Sha 1 hash - 6FE9352FB59F6D0789AF35D1001BD4E4E81E42AF
All of the following come on a disk image file (.iso). See below for installation instructions.

• 64-bit Windows 8 Developer Preview
• Windows SDK for Metro style apps
• Microsoft Visual Studio 11 Express for Windows 8 Developer Preview
• Microsoft Expression Blend 5 Developer Preview
• 28 Metro style apps including the BUILD Conference app

Windows 8 Developer Preview English, 64-bit (x64)

DOWNLOAD (3.6 GB)
Sha 1 hash – 79DBF235FD49F5C1C8F8C04E24BDE6E1D04DA1E9
Includes a disk image file (.iso) to install the Windows 8 Developer Preview and Metro style apps on a 64-bit PC.
Note: This download does not include developer tools. You must download the Windows 8 Developer Preview with developer tools 64-bit (x64) to build Metro style apps.

Windows 8 Developer Preview English, 32-bit (x86)

DOWNLOAD (2.8 GB)
Sha 1 hash - 4E0698BBABE01ED27582C9FC16AD21C4422913CC
Includes a disk image file (.iso) to install the Windows 8 Developer Preview and Metro style apps on a 32-bit PC.
Note: This download does not include developer tools. You must download the Windows 8 Developer Preview with developer tools 64-bit (x64) to build Metro style apps.

System Requirements

The Windows 8 Developer Preview works great on the same hardware that powers Windows Vista and Windows 7:

• 1 gigahertz (GHz) or faster 32-bit (x86) or 64-bit (x64) processor
• 1 gigabyte (GB) RAM (32-bit) or 2 GB RAM (64-bit)
• 16 GB available hard disk space (32-bit) or 20 GB (64-bit)
• DirectX 9 graphics device with WDDM 1.0 or higher driver
• Taking advantage of touch input requires a screen that supports multi-touch
• To run Metro style Apps, you need a screen resolution of 1024 X 768 or greater