This is a list of Internet Explorer extensions, software add-ons designed for Internet Explorer web browsers.Turn Off the Lights, a lamp button inside the browser to bring focus to the video element.Alexa Toolbar, includes a popup blocker, a search engine entry box, related links and information about the Alexa ranking of the current website; Alexa uses it to measure website statistics.DealPly, shows price comparisons from other retailers while a user is browsing.Fiddler, a HTTP debugging proxyIE7pro, aims to enhance the Internet Explorer feature setInternet Explorer Developer Toolbar aims to aid in design and debugging of web pages.