IETester is a free WebBrowser that allows you to have the rendering and javascript engines of IE8, IE7 IE 6 and IE5.5 on Vista and XP, as well as the installed IE in the same process.
Minimum Requirements:
- Windows Vista or Windows XP with IE7 (Windows XP/IE6 config has some problems and IE8 instance do not work under XP without IE7)
What’s New in version 0.4.2:
- Added developer options to enable/disable browser features
