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QuitNow No Restart Featured

Adds a Quit menu item back to Firefox / Mobile. With the original Mozilla branding!

Rated 4 out of 5 stars (89)
32,758 users

Quick Gestures No Restart

Touch & swipe gestures with single finger.

Rated 4 out of 5 stars (62)
32,640 users

Print Friendly & PDF No Restart

Makes a Printer Friendly & PDF version of any webpage. Removes navigation, ads, and junk. Formats the page for print so you save paper and ink. Good for the environment and your wallet.

Rated 3 out of 5 stars (42)
32,242 users

Flash Player for YouTube™ No Restart

Watch YouTube™ Videos Only in Flash Player

Rated 4 out of 5 stars (3)
32,182 users

Turbo Download Manager No Restart

a download manager with multi-threading support

Rated 4 out of 5 stars (23)
32,147 users

FB Phishing Protector No Restart

Protects you from Phishing or Scams (through XSS injection attacks) while you're on Facebook™ - Version 4.2 introduces a Tracking Protection feature as well.

Rated 5 out of 5 stars (33)
31,146 users

Close Tab Button No Restart

Adds an ×-PageAction to close the tab

Rated 5 out of 5 stars (5)
30,537 users

about:addons-memory No Restart

Adds an about:addons-memory page that details add-on memory usage

Rated 4 out of 5 stars (122)
30,311 users

Location Guard No Restart

Hide your geographic location from websites. Report a fake location with the addition of random noise in order to protect your privacy. Per site settings with three configurable levels of accuracy or even the possibility to use a fixed location.

Rated 4 out of 5 stars (32)
29,686 users

Eliminator Slajdów No Restart

Oglądaj galerie zdjęć bez slajdów na większości polskich portali. Wszystkie zdjęcia wyświetlają się na jednej stronie. Nie trzeba już przeładowywać całości przechodząc do następnego slajdu.

Rated 5 out of 5 stars (16)
26,452 users

Custom User-Agent String No Restart

Set custom User-Agent string. Also available for Firefox on Android.

Rated 3 out of 5 stars (9)
25,614 users

Phony No Restart Featured

View mobile or desktop versions of sites, by impersonating other browsers' useragent headers.

Rated 4 out of 5 stars (85)
25,533 users

Restart

"Restart" menu and button, with configurable shortcut key.

Rated 5 out of 5 stars (53)
25,072 users

Disable Ads No Restart

Disable Ads add on will help you remove ads in video player. Current it working with fptplay.net ads. In the future, it will support more site!

Rated 3 out of 5 stars (3)
24,896 users

AdBlock for Gmail™ No Restart

Removes all annoying Ads and Banners from Gmail

Rated 5 out of 5 stars (2)
24,336 users

Free Memory No Restart

An add-on to perform free-memory operations without visiting about:memory.
For Firefox 40+, try Free Memory 2.0 https://addons.mozilla.org/en-US/firefox/addon/free-memory-20/

Rated 4 out of 5 stars (55)
21,524 users

Speed Tweaks (SpeedyFox) No Restart

This extension provides a list to almost all the settings that you may need to alter in order to enhance Firefox's speed.

Rated 4 out of 5 stars (22)
20,824 users

Simple Popup Blocker No Restart

Simply toggle between three different popup blocking modes: allow all, allow requested or block all. Now with tracking protection.

Rated 5 out of 5 stars (19)
20,458 users

YouTube Right-Click Downloader No Restart

Using right-click to download YouTube Videos

Rated 2 out of 5 stars (3)
17,277 users

Toggle animated GIFs No Restart

Start/stop GIF animations through a keyboard shortcut or by clicking them. You can also restart animations from the beginning, or disable animations by default.

Rated 5 out of 5 stars (65)
17,093 users