If you’re using Mozilla Firefox and you do any writing on the web then, here is an interesting and intelligent add-on for you. After the Deadline, from Automattic, is a fabulous add-on for Mozilla Firefox which brings smart, contextual spelling, style and grammar checking to the browser. It works on most text area’s used in HTML forms.

After the Deadline enables you to write better, tweet with correct grammar and spend less time editing. It can handle everything from common typos to misused punctuation, double negatives, redundancies and other grammatical errors.

The new Facebook Toolbar is available for Firefox and Internet Explorer in 16 International languages and some rich features. It can be used to quickly visit the common sections of your profile, share links, upload photos and much more.

TOCMonkey adds a table of contents at any web page. This increases readability by providing easier navigation.

Mozilla Add-ons Product Manager, Justin Scott, has reveled the most popular categories that are browsed at Firefox add-ons site

LimitedSurf is a Firefox add-on to control user activities, specially when you have to administrate public computers in college labs, offices, libraries, cybercafes etc. It gives you full control over Firefox settings and accessibility.

CometBird is a powerful and lightweight browser based on Mozilla Firefox. It has many advanced features and built-in utilities to enhance performance and user experience.

A head to head comparison between Google Chrome extensions and Firefox add-ons. We compare the Chrome’s extension and Firefox add-ons to decide a winner among both.

Gathera provides users with a handy Firefox add-on which will allow you to manage all your social networking accounts from the browser sidebar. In addition to that, you can also access email from Gmail, Yahoo, Windows Live Mail and AOL.

A few simple tricks to bypass the time limit of 72 minutes imposed by Megavideo. Using the solutions for bypassing Megavideo time limits, you can watch the full video without interruptions.

Box.net users can now directly upload files to your account from a Web URL with the help of a Firefox add-on called Open it online.

Firefox Add-ons are things that make Firefox a really good browser to use, and to be frank even though I like Google Chrome there are quite a few things that I need to depend on Firefox for.

There are several times when you might open links from one tab in a new tab, however after a while it might become difficult to find which tab a link was opened from. A handy Firefox add-on called History Tree provides users with tree-based views of their session history, easily allowing to see which tabs were [...]

You may have installed several Firefox add-ons, many of them have provide users with options that can be changed and personalized.

A little while back we had written about a workaround for getting Google Gears to work in Firefox 3.5.

Tab Mix Plus is a popular Firefox add-on that stopped working when Firefox 3.5 came out, many users were disappointed and did not upgrade for that.