Microsoft released first platform preview of Internet Explorer 10 (IE 10) available for download from Internet Explorer 10 platform Preview 1 is first public preview of IE 10 web platform and  to support CSS3 Flexbox, CSS3 Grid Alignment, CSS3 Multi-Column, CSS3 Gradients on background images and ECMAScript5 Strict Mode.

IE 10 platform Preview

System Requirements for IE 10 Platform Preview

The Internet Explorer Platform Preview requires Windows 7 (x86 or x64) Operating System. Platform Preview 4 and later require updates to be installed on Windows 7 systems, after which your computer will require a restart. The updates support Platform Preview graphics, media, and printing functionality. The Platform Preview is designed to install these prerequisites automatically. However, if the Platform Preview encounters an error while installing the prerequisites, you can install them manually prior to installing the Platform Preview. To do so, follow the steps on the Install Instructions page.

If you’re early adopter you can download IE 10 platform Preview 1 from here.