Have a useful add-on for firefox? or a great looking theme? Post it here! IE Tab - Got a webpage that doesnt load correctly in FF? Use this to use the IE engine:- https://addons.mozilla.org/en-US/firefox/addon/1419 Colorful Tabs - each tab that is opened is in a diffrent color, unless its from the same webpage.:- http://varun21.googlepages.com/colorfultabs.xpi Stumble Upon addon - Bored? this gives you random links based on categories you choose!:- https://addons.mozilla.org/en-US/firefox/addon/138 3d Tab Switching effect - Gives the "cube effect" when going between tabs https://addons.mozilla.org/en-US/firefox/addon/4258 Shorcuts on the bar are icons only https://addons.mozilla.org/firefox/4072/ WOOT watcher, puts a hot link to woot.com on the bottom bar https://update.mozilla.org/firefox/4458/ FireFTP - A sweet addon that gives a powerfull ftp interface for FF http://fireftp.mozdev.org/ Speed Dial - Gives you the abiliy to assign bookmarks to hot keys!!! https://addons.mozilla.org/en-US/firefox/addon/4810 Adblock Plus - Custom filters for removing ads and privacy invaders Chatzilla - The simplest IRC client built-in to Firefox. Foxmarks - Bookmarks synchronizer across multiple computers. Easy and secure! Video DownloadHelper - Help download embedded videos and other files you clicked on Evernote Web Clipper - Browser integration with Evernote OpenDownload - Be able to "run" .exe straight out of the browser without saving. Right-Click Link - Open any link by right clicking and selecting to open. Works for all links with a protocol in front (HTTP, IRC, etc) Update Scanner - Check and monitor for changes in websites. Useful if no RSS feeds are available. Nightly Tester Tools - Excellent set of tools to test builds and betas of Firefox. Includes addon version compatibility override and immediate addon installation. MR Tech Local Install - The must have complement of Nightly Tester Tools. Adds all sorts of customization options in about:config and restart option.