IE7pro is an add-on for Internet Explorer 7 that has many cool features you may found it useful just like add-on for Mozilla Firefox.

IE7pro includes a lot of features and tweaks to make your IE friendlier, more useful, secure and customizable. IE7Pro includes Tabbed Browsing Management, Spell Check, Inline Search, Super Drag Drop, Crash Recovery, Proxy Switcher, Mouse Gesture, Tab History Browser, Web Accelerator, User Agent Switcher, Webpage Capturer, AD Blocker, Flash Block, Greasemonkey like User Scripts platform, User Plug-ins, MiniDM, Google sponsored search,IE Faster and many more power packed features. You can customize not just Internet Explorer, but even your favorite website according to your need and taste using IE7Pro.

You can download and try IE7pro for at no cost.

Link : IE7pro - Cool Add-On for Internet Explorer 7