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19 Add-ons in this Collection

Adblock Plus by Wladimir Palant

Rated 5 out of 5 stars 5,351 reviews

15,757,736 users

Blocks annoying video ads on YouTube, Facebook ads, banners and much more.

Adblock Plus blocks all annoying ads, and supports websites by not blocking unobtrusive ads by default (configurable).

Video DownloadHelper by mig

Rated 4 out of 5 stars 7,816 reviews

4,101,542 users

The easy way to download and convert Web videos from hundreds of YouTube-like sites.

DownThemAll! by Nils Maier, Federico Parodi, others

Rated 4 out of 5 stars 1,772 reviews

1,055,229 users

The first and only download manager/accelerator built inside Firefox!

NoScript Security Suite by Giorgio Maone

Rated 5 out of 5 stars 1,567 reviews

2,011,916 users

The best security you can get in a web browser!
Allow active content to run only from sites you trust, and protect yourself against XSS and Clickjacking attacks.

Flagfox by Dave G

Rated 5 out of 5 stars 665 reviews

387,795 users

Displays a country flag depicting the location of the current website's server and provides a multitude of tools such as site safety checks, whois, translation, similar sites, validation, URL shortening, and more...

Xmarks Sync by Xmarks Inc.

Rated 4 out of 5 stars 2,508 reviews

224,757 users

Xmarks is the #1 bookmarking and open tab add-on. Keep your bookmarks, and open tabs backed up and synchronized across computers and browsers. Mobile phones with Premium access. Utilize LastPass to sync passwords!

Personas Plus by Mozilla

Rated 3 out of 5 stars 853 reviews

204,478 users

Personas (now known as lightweight themes) are free, easy-to-install "skins" for Firefox. Personas Plus extends that built-in functionality to give you even more control and easier access to new, popular, and your own favorite themes.

Quick Locale Switcher by ppclick

Rated 3 out of 5 stars 89 reviews

185,346 users

Allows you to quickly switch to a different language (User Interface, Spell Checker Dictionary and Website content) in your Mozilla application.

ChatZilla by Gijs Kruitbosch, Robert Ginda, others

Rated 4 out of 5 stars 127 reviews

90,626 users

A clean, easy to use and highly extensible Internet Relay Chat (IRC) client.

SearchPreview by Edward Ackroyd

Rated 4 out of 5 stars 377 reviews

57,633 users

The main feature of SearchPreview is to enhance your search results pages. It inserts site preview images (thumbnails), popularity ranks and sponsored links (where available) into Google™, DuckDuckGo™, Yahoo™ and Bing™ searches.

Add to Search Bar by Dr. Evil

Rated 5 out of 5 stars 628 reviews

60,202 users

Make any pages' search functionality available in the Search Bar (or "search box")...

Redirect Remover by BetterBrowser

Rated 4 out of 5 stars 136 reviews

8,685 users

Removes Redirects like http://redirectremover.mozdev.org/?www.mozilla.org from Links and Images

SkipScreen -- download helper, now for sale... by Skipscreen

Rated 4 out of 5 stars 631 reviews

48,409 users

We’re sorry to say we can’t maintain Skipscreen anymore. We’d love to see someone carry on with it. If you’d like to buy Skipscreen, or otherwise find it a good home, please contact us at admin@worcesterllc.com.

Download Statusbar by C.J.

Download Now

Experimental

Rated 4 out of 5 stars 1,374 reviews

167,574 users

View and manage downloads from a tidy statusbar - without the download window getting in the way of your web browsing.

Thanks Tekzilla for your awesome review! Click here to see their video: http://youtu.be/BUDqWrJ-Vao

Gmail Manager by Todd Long

Download Now

Experimental

Rated 4 out of 5 stars 1,153 reviews

43,329 users

The original Gmail notifier for multiple accounts. Allows you to receive new mail notifications along with viewing account details including unread messages, saved drafts, spam messages, labels with new mail, space used, and new mail snippets.
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