Developers can try out new features of the next version of Internet Explorer using a test edition released by Microsoft
From Computerworld:
From Computerworld:
The Internet Explorer Developer Channel, which can be downloaded for Windows 8.1 and Windows 7 SP1, runs independently of the user's copy of IE, allowing programmers to test the newest browser features without disrupting their current browser setup.Microsoft releases a browser just for developers
The Internet Explorer Developer Channel will offer an early version of IE while it is still being worked on by Microsoft programmers. Developers can preview features planned for the upcoming editions of the browser to help them better build Web applications and pages that use the new capabilities.
Microsoft also hopes that developers will offer feedback, so the company can better implement the pending features.