Interface Customizations


Speed Start No Restart

Speed Dial & Start Page with flexible layout for fast access to sites via visual bookmarks

Rated 4 out of 5 stars (1)
550 users

Status-Bar Custom Buttons

Create your own status-bar buttons.

Rated 4 out of 5 stars (9)
59 users


Restyle the web with Stylish, a user styles manager. Stylish lets you easily install themes and skins for Google, Facebook, YouTube, Orkut, and many, many other sites. You can even customize Firefox and other programs themselves.

Rated 4 out of 5 stars (763)
648,539 users

Stylish Sync No Restart

Sync engine for Stylish with backup / restore facility.

Rated 5 out of 5 stars (20)
5,852 users

Stylish Tools

Quicker access to several Stylish features through a toolbar button and/or keyboard shortcuts. Available for Firefox, Thunderbird, and SeaMonkey

Rated 5 out of 5 stars (2)
1,174 users


custom additions to Stylish extension (only works with Stylish v1.4.3, newer not supported)

I can't be bothered to change SC, so AMO will allow it to be uploaded

Rated 4 out of 5 stars (37)
2,360 users

Tab Clicking Options

Select actions for various clicking events on a tab or the tab...

Rated 4 out of 5 stars (71)
395 users

Tab Numbers No Restart

Keeps track of your browser tab number.

Rated 5 out of 5 stars (5)
437 users

Tab Wheel Scroll No Restart

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

Rated 4 out of 5 stars (105)
10,882 users


shows the number of tabs in the status-bar

Rated 4 out of 5 stars (6)
598 users

Tabs Menu

Adds a Tabs menu to the main menu that lets you easily change between tabs.

Rated 4 out of 5 stars (29)
2,844 users


Automatic tagging using Bayesian statistics

Rated 4 out of 5 stars (10)
309 users


Text2Link is a simple and easy-to-use way to copy the text of a link, or to open URLs and send emails to addresses not marked-up as HTML links.

Rated 4 out of 5 stars (40)
3,274 users

Theme Font & Size Changer No Restart

Theme Font & Size Changer lets you change the global font size and font family used for the user interface in Firefox. Design your browser with your favorite font.

Rated 5 out of 5 stars (153)
93,498 users


Strike the 'T' key to sort messages by thread, strike the 'U' key to sort them unthreaded again, just like the 'G' key switches to Grouped By Sort view

Rated 4 out of 5 stars (23)
1,620 users


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)
460 users

Togglify Add-on Toggler No Restart

Adds toolbar buttons for each restartless add-on (including user scripts and plugins) to toggle its enabled state.

Rated 3 out of 5 stars (7)
24 users

True Full Screen in SeaMonkey No Restart

This extension enables true full screen mode in SeaMonkey for HTML5 video players, slide-shows, etc. and also for full screen invoked manually with the F11 key.

Rated 5 out of 5 stars (10)
2,443 users

Undo Close Tab Button No Restart

Reopens the last closed tab.

Rated 5 out of 5 stars (3)
473 users

URLFilter No Restart

Block advertisement and access to adult sites

Rated 4 out of 5 stars (13)
5,416 users