Xultris is a Firefox extension that brings the famous Tetras game into the browser.
Install the extension, and launch it via the Tools menu and you’re ready to play.

Hit ‘n’ to begin, there are single and double player modes.
Download the Xultris addon from here

If you are a football fan and like to keep track of all the football scores from around the world online you may either have to keep track of multiple websites. FootieFox is a Firefox plugin that allows you to keep track of all the live football scores from around 60 countries and 190 leagues [...]

Many a times you may have more than 10 or more tabs open in Firefox. At such times you may not be able to easily navigate between tabs. Tabs Menu is a Firefox plugin which adds a new menu to display all the open tabs as a list.
Using Tabs Menu you can easily navigate [...]

Many extensions come with their own menus and all of these are added to the default Tools menu, making it much more harder to navigate through. I personally have a lot of extensions that come with their own menus and with all those additional menus it makes my Tools menu look more cluttered and hard [...]

There are many a times when I have closed Firefox in a hurry while using the hotkey Ctrl + W though I never intended to do so. It’s quite annoying at times and then I have to restart Firefox which is slow at times and go to history and load the last page. Even though [...]

Many a times on different web pages we have to search for similar words. The Firefox search is quite easy and pressing a “/” without the quotes displays a search box where you can type in what you want to search for simple and easy.
Now what happens when you want to search for the [...]

Many sites use AJAX (Asynchronous Javascript and XML) to display the content to users. It has become difficult for both developers and designers to view the html source using the regular view source method when sites display content using AJAX. The reason is because the content is not actually on the page and is being dynamically added to the page.

If you are a developer then you should definitely have the Firebug extension installed it is a awesome tool that helps in developing and deploying web sites you can also debug AJAX requests and responses using Firebug. Firebug allows you to edit, debug, and monitor CSS, HTML and Javascript live for any web page.