My Favorite Add-ons

by Lord Vader

139 Add-ons in this Collection

Flash Video Downloader - YouTube HD Download [4K] by pos1t1ve

Rated 4 out of 5 stars 538 reviews

1,149,291 users

Flash Video Downloader helps you to download any video (flv, mp4, HD) from YouTube-like, Facebook, Break, Metacafe and more in one click. You can download mp3, music (iPod), avi and more. Download Flash games. Download Helper. 4K download

Firebug by Joe Hewitt, Jan Odvarko, others

Rated 5 out of 5 stars 1,793 reviews

2,285,369 users

Firebug integrates with Firefox to put a wealth of development tools at your fingertips while you browse. You can edit, debug, and monitor CSS, HTML, and JavaScript live in any web page...

DownThemAll! by Nils Maier, Federico Parodi, others

Rated 5 out of 5 stars 1,612 reviews

1,381,086 users

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

Greasemonkey by Anthony Lieuallen, Aaron Boodman, others

Rated 4 out of 5 stars 958 reviews

1,273,056 users

Customize the way a web page displays or behaves, by using small bits of JavaScript.

Adblock Plus Pop-up Addon by Jesse Hakanen

Rated 5 out of 5 stars 179 reviews

1,250,809 users

Adblock Plus Pop-up Addon extends the blocking functionality of Adblock Plus to those annoying pop-up windows that open on mouse clicks and other user actions.

Download Flash and Video by Download Flash and Video

Rated 4 out of 5 stars 317 reviews

699,635 users

Download Flash and Video is a great download helper tool that lets you download Flash games and Flash videos (YouTube, Facebook, Dailymotion, Google Videos and more) with a single click.
The downloader is very easy to use.

Lightning by Mozilla Calendar Project

Organize your schedule and life's important events in a calendar that's fully integrated with your Thunderbird email. Manage multiple calendars, create your daily to do list, invite friends to events, and subscribe to public calendars.

FlashGot Mass Downloader by Giorgio Maone

Rated 5 out of 5 stars 499 reviews

952,051 users

Download all the links, movies and audio clips of a page at the maximum speed with a single click, using the most popular, lightweight and reliable external download managers.

Google Translator for Firefox by nobzol

Rated 4 out of 5 stars 312 reviews

783,253 users

With this addon you can translate any text to your own language with one click or hot-key. You can either translate the selected text, this way the translated text will overwrite the original selected text, or you can translate the full page too.

LastPass Password Manager by LastPass, Andrew Zitnay

Rated 4 out of 5 stars 1,236 reviews

754,107 users

LastPass, an award-winning password manager, saves your passwords and gives you secure access from every computer and mobile device.

User Agent Switcher by chrispederick

Rated 4 out of 5 stars 251 reviews

372,988 users

The User Agent Switcher extension adds a menu and a toolbar button to switch the user agent of a browser.

Awesome Screenshot Plus - Capture, Annotate & More by Diigo Inc.

Rated 4 out of 5 stars 1,099 reviews

221,090 users

Capture the whole page or any portion, annotate it with rectangles, circles, arrows, lines and text, blur sensitive info, one-click upload to share. And more!

Web Developer by chrispederick

Rated 5 out of 5 stars 217 reviews

567,444 users

The Web Developer extension adds various web developer tools to the browser.

Flashblock by Philip Chee

Rated 4 out of 5 stars 1,168 reviews

738,158 users

Never be annoyed by a Flash animation again! Blocks Flash so it won't get in your way, but if you want to see it, just click on...

Flagfox by Dave G

Rated 5 out of 5 stars 635 reviews

611,590 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...
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