* Web Developer
Menu and a toolbar with various web developer tools.
* SeoQuake plugin
Show indexed pages, pr, backlinks, dmoz, alexa rank, if domain is present in archive.org, internal link, external link, keyword density and much others thing of visited website
* iWeebTool plugin
Access webmaster services and web tools from iWEBTOOL directly from the web browser
* Firebug Plugin
You can edit, debug, and monitor CSS, HTML, and JavaScript live in any web page.
* ColorZilla
This plugin is very useful when you want to set in the right mode the colors of your adsense
* MeasureIt
Draw out a ruler to get the pixel width and height of any elements on a webpage.
* Search Status
Display the Google PageRank, Alexa rank and Compete ranking anywhere in your browser, along with fast keyword density analyser, keyword/nofollow highlighting, backward/related links, Alexa info and more.
* Gmail notifier
A notifier for GMail Account
* AI roboform toolbar
RoboForm is Top-rated Password Manager and Web Form Filler that completely automates password entering and form filling
* UnPlug
UnPlug is an extension which lets you save video and audio which is embedded on a webpage - it's a video download tool.
* Alexa Sparky
Get Alexa data in your statusbar
* FasterFox
Performance and network tweaks for Firefox
* IE Tab
IE Tab - an extension from Taiwan, features: Embedding Internet Explorer in tabs of Mozilla/Firefox
* FireGestures
A customizable mouse gestures extension which enables you to execute various commands and user scripts with five types of gestures.
* X-Ray
See the tags on a page without viewing the sourcecode
