User Interface

Subscribe

DOM Inspector Requires Restart

DOM Inspector is a tool that can be used to inspect and edit the live DOM of any web document or XUL application. The DOM can be navigated using a two-paned window displaying a variety of different views on the document and all nodes within.

Rated 5 out of 5 stars (70)
121,617 users

URL Fixer Plus RU and UA Requires Restart

Extended URL Fixer for RU and UA

Rated 4 out of 5 stars (21)
65,793 users

AutoPager Requires Restart

AutoPager automatically loads next pages when you reach the end of a page. It works on a ton of sites,Google,Yahoo..
It works well with most other add-ons adblock plus, WOT and most of the greasemonkey scripts.
You can also try AutoPagerLite.

Rated 4 out of 5 stars (408)
35,582 users

AntiGameOrigin v6

AntiGameOrigin - the other OGame experience for all communities.

Rated 5 out of 5 stars (4)
12,174 users

AutoPager Fixed Requires Restart

AutoPager Fixed is a working version of AutoPager extension for Firefox 36+ (non-E10s mode) to autoload the next page(s) when you scroll pages.

ATTENTION: DISABLE THE ORIGINAL AUTOPAGER ADDON!

Rated 4 out of 5 stars (63)
11,913 users

AutoAuth Requires Restart

AutoAuth automatically submits HTTP authentication dialogs when you’ve chosen to have the browser save your login information.

Rated 4 out of 5 stars (48)
10,648 users

Full Screen mobile

Make Firefox for Android use the whole screen

Rated 3 out of 5 stars (94)
9,016 users

JSONovich

Pretty-prints JSON content in the browser for easy, unobtrusive viewing.

Rated 4 out of 5 stars (38)
8,665 users

No need flash plugin on embeded youtube movies

No need flash plugin on embeded youtube movies

Rated 4 out of 5 stars (2)
6,732 users

Sun Cult Requires Restart

Worldwide Sunrise, Sunset, Twilight, Moonrise and Moonset...

Rated 5 out of 5 stars (117)
4,129 users

URLFilter

Block advertisement and access to adult sites

Rated 4 out of 5 stars (17)
3,813 users

lolifox - Fierr MOD Requires Restart

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

Rated 5 out of 5 stars (25)
3,587 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)
3,494 users

Cloud Viewer

Open various types of files in Google Docs Viewer

Rated 4 out of 5 stars (44)
2,988 users

AVIM Requires Restart

Vietnamese-language input method editor (IME). Type diacritics directly into any Web page, Web app, or dialog box. Convenient, comprehensive, secure.
————
Bộ gõ tiếng Việt cho phép đặt dấu trực tiếp vào bất kỳ trang Web, ứng dụng Web, hộp thoại.

Rated 5 out of 5 stars (34)
2,802 users

Fierr Requires Restart

Replaces the error page with a more stylish appearance with additional features.

Rated 5 out of 5 stars (50)
2,224 users

Twitter Address Bar Search Featured

Mozilla Firefox with Twitter instantly connects you with what's happening in the world. Search people and topics on Twitter using @ and # from the address bar.

Rated 4 out of 5 stars (43)
1,947 users

Safe for Amoled

Darkens the background of the page

Rated 3 out of 5 stars (20)
1,910 users

South African English spell checker Requires Restart

The South African English spell checker allows you to use place names, borrowed words, and other expressions that are unique to South Africa.

"No more eina, just a lekker spell checker!"

Rated 5 out of 5 stars (3)
1,887 users

TabsInForeground

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

Rated 5 out of 5 stars (15)
1,708 users