Mozilla Firefox is considered to be one of the widely used and popular browser in terms of add-on availability. Number of add-ons are available for free to download.

It may even be confusing for people new to Mozilla. Here is a list of must have add-ons for your Mozilla Firefox.

1) 1-Click YouTube Video Download : This add-on is used to download videos from YouTube with a click of a button. Further it allows the user to download videos in various format.

2) Adblock Plus : Blocks unwanted ads to be loaded in a web page, thereby reducing the bandwidth usages.

3) CoolPreviews : Preview links and images without leaving current page or tab.

4) DataFox : For BSNL & MTNL usage static.

5) Delicious Bookmark : One of my favorite add-on. With this add-on bookmarking is made simple and it allows to access saved bookmarks from Delicious.

6) FastestFox : Highly recommended add-on. Number of useful features are available. In short, it helps easy browsing and ‘Endless Page’ option automatically loads consecutive pages automatically.

7) MorningCoffee : Keeps track of daily routine websites (predefined list) and opens them in tabs with a click of a button.

8)OrkutManager : For better orkuting. Lot of must have features.

9) PDF Download : It helps to convert and save any web page into a ‘PDF’ file.

10) Xmarks : Now you can synchronize your bookmarks and passwords into a secure online webspace.

Other than this Add-ons there are number of add-ons related to e-mail notification, social networking, blogging, etc.

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