ETester is a free WebBrowser that allows you to have the rendering and javascript engines of IE8, IE7 IE 6 and IE5.5 on Windows 7, Vista and XP, as well as the installed IE in the same process. New in v0.4.2 : Added developer options to enable/disable browser features !
This is an alpha release, so feel free to post comments/bugs on the IETester forum. Requirement : Windows 7, Windows Vista or Windows XP with IE7 minimum (Windows XP/IE6 config has some problems and IE8 instance do not work under XP without IE7)
Download IETester v0.4.2 (25MB) (IETester v0.4.2 zipped intaller for people unable to download .exe files due to proxy limitations) (You can download previous versions from the ChangeLog page)