User Interface

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Restart

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

Rated 5 out of 5 stars (51)
24,493 users

Dark Background and Light Text No Restart

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 (54)
14,130 users

lolifox - Fierr MOD

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

Rated 5 out of 5 stars (19)
4,233 users

Smarter Scrolling No Restart 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 (7)
4,650 users

Fit Text To Width No Restart

Fits text on most web pages to the width of your phone, automatically and quickly.

Rated 5 out of 5 stars (7)
1,135 users

Lightweight Themes Switcher No Restart Featured

Change the Lightweight Themes easily from the menu.

Rated 5 out of 5 stars (16)
2,352 users

Dorando keyconfig

A modified Dorando's tool to rebind keys in Mozilla apps. It is designed to be a drop-in replacement, and will keep your old settings. (See details for upgrade instructions.)

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

Rated 5 out of 5 stars (9)
791 users

TabsInForeground No Restart

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

Rated 5 out of 5 stars (15)
2,141 users

MUA Web Unicode Converter No Restart

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 (6)
794 users

Tap Translate No Restart Featured

Adds a translate button to the long-tap menu.
Github: https://github.com/miraks/Tap-Translate

Rated 4 out of 5 stars (55)
13,107 users

Site Searcher No Restart

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)
1,598 users

Open Native App No Restart

Open Play Store, Youtube and other links in their Android native apps!

Rated 5 out of 5 stars (7)
1,762 users

Simple YouTube to MP3/MP4 Converter and Downloader No Restart

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 4 out of 5 stars (30)
99,172 users

Big Navigation No Restart

enlarging the navigation links on the pages

Rated 5 out of 5 stars (6)
829 users

Android Text Reflow No Restart

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

Rated 5 out of 5 stars (5)
1,276 users

Tab Origin No Restart

Return to the page from which you opened a tab.

Rated 5 out of 5 stars (5)
288 users

Fixed Toolbar No Restart

For those who hate auto-hiding toolbars.

Rated 5 out of 5 stars (15)
1,481 users

CleanQuit (Mobile) No Restart

Clean up the mess and quit! This extension brings back the good old quit button to life as well as the ability to clean what you wish at the same time.

Rated 4 out of 5 stars (38)
17,174 users

Total Title No Restart

Tired of tiny titles? Now you can view the total title.

Rated 5 out of 5 stars (4)
209 users

QuitNow No Restart Featured

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

Rated 4 out of 5 stars (87)
34,719 users