Click a phone number on any page to place a call using Google Voice' Call-Back feature. Displays your number in the status bar and lists your most recent call when hovered.
211 weekly downloads
Use ExtraTorrent.com search for best torrents. Extratorrent.com are biggest and most popular torrents community.
The Video Bookmarks button from myVidster is a video bookmarking tool that provides an quick and easy way to collect, download, organize and share videos from any video host, website and blog.
Mouseless Browsing (MLB) enables you to browse the web entirely with the keyboard. The basic principle is to add small boxes with unique ids behind every link and/or form element. You just have to type in the id to trigger the corresponding action i....
A web discovery and search addon
Surf the web with this sidebar to find up to 300 websites similar to the one you land on.
Immediate access to 200 million sites reccomendations.
Empower your daily Google search session through the Getmore feature.
Leading dictionary lookup add-on. Fast, light, open source tool that define words for you without need to open new tabs or windows. Wiktionary&Wikipedia.
Ctrl or Shift or Alt + RightMouseButton click. Now with thesaurus.
70+ languages supported!
Open Firefox links, pages, and bookmarks in any other browsers or media players.
121 weekly downloads
Find any file on RapidShare (rapidshare.com)
The Ultimate Addons.Mozilla.org Enhancer! Instantly add many tweaks to Addons.Mozilla.org including: Extra Features, Styles, Language Options, and much more. A must have for Firefox extension users.
Preview movie & actor posters when hovering over their IMDb links. Also integrates MyMovies to the movie page.
Thousands of niche search engines on demand and integrated into your Google search results. Boounce also weeds out duplicate results from Google, Bing, and Blekko.
Search Cloudlet inserts smart tag clouds into Google / Yahoo / Twitter interface to help you search faster. This free productivity-boosting add-on was featured at LifeHacker, PC World, Website Magazine, etc. Install it now to add magic to your search
Add shortcuts to any file or folder for a faster and easier access.
Updated fix: Please see the developer comments section for a download link.
Firefox lets you tag your bookmarks, but it doesn't give you a great way to browse your bookmarks by their tags. TagSieve tries to.
Removes all the junk from New Google Reader and just gives you the search and collapsable subscriptions + favicons. By DemianGod
Also you can install the Script for GreaseMonkey.
Download from: http://userscripts.org/scripts/show/30242