User Interface

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Restart Requires Restart

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

Rated 5 out of 5 stars (59)
28,239 users

Dark Background and Light Text

Makes every page (or only pages that you want) to have light text on dark background. Exact colors are customizable.

Rated 5 out of 5 stars (106)
30,811 users

lolifox - Fierr MOD Requires Restart

Replaces the error page with a lolifox appearance with additional features.

Rated 5 out of 5 stars (25)
3,635 users

Smarter Scrolling Featured

Flick your finger quickly up or down to scroll right to the top or bottom of the page

Rated 5 out of 5 stars (10)
4,510 users

Enhancer for YouTube™

One of the best extensions for YouTube™. All the features you need to make YouTube™ more awesome!

Rated 5 out of 5 stars (28)
26,157 users

SuperSteam

Improving the Steam User Experience by giving the user information that can help make purchase decisions. We display stats about each game on steam on the store page! Super Steam is based on Enhanced Steam by jshackles. This add-on is 100% free.

Rated 5 out of 5 stars (11)
3,561 users

Dorando keyconfig Requires Restart

A modified Dorando's addon to rebind keyboard shortcuts. It is designed to be a drop-in replacement, keeping your old settings. (See details for upgrade instructions.)

As of version 2016.2, Custom keys (using custom JavaScript) work again!

Rated 5 out of 5 stars (25)
3,670 users

Simple YouTube to MP3/MP4 Converter and Downloader

Download youtube videos as mp3/mp4/ogg/webm fast and easy! Adding mirrors everyday to decrease any downtime! We monitor comments and work to fix any problems as soon as possible!

Rated 5 out of 5 stars (39)
124,520 users

Lightweight Themes Switcher Featured

Change the Lightweight Themes easily from the menu.

Rated 5 out of 5 stars (16)
1,774 users

DarkenBackground

replace white or very bright background on webpages with slightly darker colors

Rated 5 out of 5 stars (12)
1,727 users

TabsInForeground

Always open Tabs in foreground. Use system back button to close again.

Rated 5 out of 5 stars (15)
1,725 users

Android Text Reflow

Allow click events to reflow text to fit screen width after zoom events

Rated 5 out of 5 stars (8)
1,761 users

Site Searcher

Adds a "Search this site" button to Firefox. When clicked, Google will be opened and search the website you are on.

Rated 5 out of 5 stars (11)
1,416 users

usi (User|Unified Script Injector)

use UserScripts on your Firefox for Android with usi!

Rated 5 out of 5 stars (24)
1,613 users

MUA Web Unicode Converter

It is a Firefox addons that will check web content and convert to Unicode encoded text if they are Zawgyi. It use Parabaik Converter and Myanmar Font Tagger Script(by Ko Thant Thet Khin Zaw).

Rated 5 out of 5 stars (9)
966 users

Simple Gmail Notes

Add notes to email threads in Gmail.

Rated 5 out of 5 stars (7)
434 users

Big Navigation

enlarging the navigation links on the pages

Rated 5 out of 5 stars (6)
652 users

Tab Origin

Return to the page from which you opened a tab.

Rated 5 out of 5 stars (5)
251 users

Copy Paste Location

Adds the Copy/Paste buttons to the URL bar

Rated 5 out of 5 stars (5)
826 users

Open With Google Chrome

Open With Google Chrome sends pages from Mozilla Firefox to Google Chrome.

Rated 5 out of 5 stars (5)
11,968 users