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Enhancer for YouTube™ Compatible with Firefox 57+

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

Rated 5 out of 5 stars (77)
41,351 users

Youtube Dark Mode Compatible with Firefox 57+

Switch youtube to dark mode. Dark mode will help devices save battery and useful for your sleeping. This dark mode is supported by https://www.emojionline.org

Rated 5 out of 5 stars (71)
1,656 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 (181)
44,935 users

lolifox - Fierr MOD Requires Restart

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

Rated 5 out of 5 stars (27)
3,116 users

Restart

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

Rated 5 out of 5 stars (74)
28,732 users

Full Screen for Firefox Compatible with Firefox 57+

Go full screen with one click on the button.

Rated 5 out of 5 stars (29)
1,529 users

Font Finder (revived) Compatible with Firefox 57+

Get all CSS styles of selected text

Rated 5 out of 5 stars (14)
9,300 users

Android Text Reflow

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

Rated 5 out of 5 stars (14)
2,110 users

AntiGameOrigin v6

AntiGameOrigin - the other OGame experience for all communities.

Rated 5 out of 5 stars (16)
12,245 users

Who is Hosting this Website? Compatible with Firefox 57+

Who is Hosting This Website is a free Add-on service for telling you- where websites are being hosted. "Who is Hosting this Website?" will also determine and display the IP address, DNS records and domain name ownership information (Whois Records).

Rated 5 out of 5 stars (10)
376 users

Close Tab Button

Adds an ×-PageAction to close the tab

Rated 5 out of 5 stars (15)
23,882 users

百度广告屏蔽 Compatible with Firefox 57+

屏蔽百度线上产品页面广告(搜索、新闻、贴吧、知道、音乐、图片、视频、文库等),点击扩展图标打开(如果已打开则切换到)百度页面,可当书签用,省去每次输入地址的麻烦。

Rated 5 out of 5 stars (9)
1,813 users

Emoji keyboard pro Compatible with Firefox 57+

Emoji keyboard pro lets you pick emoji just by 1-Click. You can find emoji easily by emoji finder. Otherwise, it also includes lenny face picker,cool message template, emoji game and so on. This keyboard is supported by https://www.emojionline.org.

Rated 5 out of 5 stars (9)
7 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 (31)
6,063 users

Fixed Toolbar

For those who hate auto-hiding toolbars.

Rated 5 out of 5 stars (16)
976 users

TabsInForeground

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

Rated 5 out of 5 stars (21)
1,606 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 (31)
3,948 users

Simple Form Fill Compatible with Firefox 57+

Enter text into input fields by choosing items from the context menu or using the optional autocomplete.

Rated 5 out of 5 stars (9)
1,931 users

Better Twitter Auto-Refresh

This add-on will automatically display new Tweets from Twitter, but only when you are scrolled all the way to the top of your timeline.

Rated 5 out of 5 stars (7)
331 users

usi (User|Unified Script Injector)

use UserScripts on your Firefox for Android with usi!

Rated 5 out of 5 stars (37)
2,198 users