Interface Customizations

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CuteButtons - Crystal SVG Requires Restart

Adds colourful icons to buttons and menus

Rated 4 out of 5 stars (105)
7,368 users
Updated July 8, 2016

GNOMErunner Options Requires Restart

Allows to customize GNOMErunner theme

Not yet rated
649 users
Updated July 6, 2016

Responsible Blocker

The "Responsible Blocker" arrives to save the Internet, this extension blocks all those annoying ads, but allows only small and acceptable ads, so the websites you like can continue online.

The "Responsible Blocker" arrives to save the Internet!

Not yet rated
13 users
Updated July 4, 2016

Simple Locale Switcher Requires Restart

An easier management of the user interface language

Rated 5 out of 5 stars (8)
20,792 users
Updated July 1, 2016

Big Navigation

enlarging the navigation links on the pages

Rated 5 out of 5 stars (6)
629 users
Updated June 25, 2016

Safe for Amoled

Darkens the background of the page

Rated 4 out of 5 stars (18)
1,950 users
Updated June 21, 2016

Add-ons Manager - Version Number

Restores version numbers for all installed add-ons inside Add-on Manager on Firefox, Thunderbird and Seamonkey.

Rated 5 out of 5 stars (18)
1,768 users
Updated June 17, 2016

URLFilter

Block advertisement and access to adult sites

Rated 4 out of 5 stars (15)
3,944 users
Updated June 17, 2016

jsbtn Requires Restart

JS on/off status bar button

Not yet rated
6 users
Updated May 29, 2016

Link Status Redux Requires Restart

Shows an indicator on the status bar in front of the link address when the mouse cursor is over a link to a page you have bookmarked or visited before.

Rated 4 out of 5 stars (33)
1,341 users
Updated May 12, 2016

No Caption

Hide the caption of Firefox

Rated 4 out of 5 stars (12)
253 users
Updated May 11, 2016

Tab Wheel Scroll

Switch tabs by scrolling with the mouse wheel in the tab bar.

Rated 4 out of 5 stars (119)
11,083 users
Updated May 11, 2016

Password Tags Requires Restart

Adds metadata and sortable tags to the password manager.

Rated 5 out of 5 stars (8)
2,794 users
Updated May 10, 2016

Shift+LeftClick XUL Requires Restart

This simple addon has only this functionality, nothing else: it opens links in a new active tab with Shift+LeftClick (left mouse button click).
Better use https://addons.mozilla.org/ru/firefox/addon/shiftleftclick-opens-links-in-/ for FireFox.

Not yet rated
5 users
Updated May 10, 2016

GNotifier

Add-on for Firefox and Thunderbird. Replaces built-in notifications with the OS native notifications. It supports most Linux Desktop Environments, Windows 8.1 & 10.

Rated 5 out of 5 stars (15)
12,976 users
Updated May 9, 2016

Customizations for Adblock Plus

This extension provides various customization options for the Adblock Plus user interface.

Rated 5 out of 5 stars (13)
15,237 users
Updated May 3, 2016

FireTray Requires Restart

A system tray extension for Linux and Windows, allowing to set up custom icon, hiding to tray instead of closing, display the number of unread messages in mailing applications, and other features ...

Rated 4 out of 5 stars (264)
34,052 users
Updated May 1, 2016

ToggleDocumentColors_ Requires Restart

Adds a toolbar button and keyboard shortcut to switch between the default page colors and user-defined colors.
Firefox shortcut: Control-Shift-C
SeaMonkey shortcut: Control-K

Rated 4 out of 5 stars (14)
517 users
Updated May 1, 2016

AMO Browsing for SeaMonkey

This extension makes browsing for extensions easier at addons.mozilla.org. It fixes incorrect information about some extensions being not available for SeaMonkey and adds links to the Add-on Converter where needed.

Not yet rated
372 users
Updated April 27, 2016

Custom Buttons Requires Restart

Gives a possibility to create custom toolbarbuttons...

Rated 4 out of 5 stars (111)
62,356 users
Updated March 21, 2016