Official download: Windows8 Developer Preview

Microsoft has just redesigned its Windows Developer Center and released the Developer Preview for Windows 8. The mice can download the installation experience.
The developer preview released this time is only a pre-tested version of Windows 8 for developers, and may change without notice, including feature additions and deletions. Microsoft specifically reminded that this version may be unstable, operating errors, etc., and the final version will be very different, and should not be used in the daily work environment. The tester is solely responsible for the risks.
This release of Windows 8 preview version has three different versions, one of which comes with a full set of development tools, only supports 64-bit, the other two have no development tools, support 32-bit and 64-bit. It is recommended to engage in development work or to download the first one for interested friends, and the second or third user to download.
1. Windows 8 Developer Preview with full development tools (x64 64-bit)
Language: English
File Format: ISO CD Image
Volume: 4.8GB
SHA1 Check Code :6FE9352FB59F6D0789AF35D1001BD4E4E81E42AF
Mirror Content:
- 64-bit Windows 8 Developer Preview - Metro Style Application Windows SDK Development Kit - Visual Studio 11 Express - Expression Blend 5 Developer Preview - 28 Metro styles at BUILD Application
2, Windows 8 Developer Preview (x64 64-bit)
Language: English
File Format: ISO CD Image
Volume: 3.6GB
SHA1 Check Code: 79DBF235FD49F5C1C8F8C04E24BDE6E1D04DA1E9
3, Windows 8 Developer Preview (x86 32-bit)
Language: English
File Format: ISO CD Image
Volume: 2.8GB
SHA1 Check Code: 4E0698BBABE01ED27582C9FC16AD21C4422913CC
System Configuration Requirements:
- 1GHz or faster 32/64 bit processor
- 1GB (32 bit) or 2GB (64 bit) memory
- 16GB (32 bit) or 20GB (64 bit) available hard disk space
- DX9 or higher graphics card with WDMM 1.0 or higher
- Touch operation requires multi-touch screen
Special Note:
- Windows 8 Developer Preview version cannot be uninstalled!
- Upgrade and install Windows 8 Developer Preview (without development tools) on Windows Vista/7, you can keep account information, files and settings. On Windows XP, you can only keep account information and files. The settings will be lost.
- The Windows 8 Developer Preview with development tools can only be installed freshly and cannot be upgraded based on Windows XP/Vista/7.