Interface Customizations

Sort by:

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 (291)

1,263 users

Download for Linux Download for Windows

MinimizeToTray Reanimated Requires Restart

MinimizeToTray Reanimated is an application mainly dedicated to Thunderbird to allow its minimization in the systray in one click. It is the update of MinimizeToTray Revived, which is not maintained anymore since the recent versions of Thunderbird.

Rated 4 out of 5 stars (140)

1,023 users

Blue Essence Seamonkey Theme Requires Restart

Dark navigator theme based on a default Classical theme and now works on Linux :)

Rated 4 out of 5 stars (5)

0 users

Text2Link Requires Restart

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 (41)

79 users

CuteMenus - Crystal SVG Requires Restart

Note from Mozilla: This add-on has been discontinued. Try Menu Icons Plus instead.

Adds icons to all menus along with some other features...

Rated 4 out of 5 stars (102)

0 users

Stylish Tools Requires Restart

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

Rated 4 out of 5 stars (3)

3 users

YouTube Video Player Pop Out

YouTube Video Player Pop Out lets you pop out YouTube videos so that you can watch YouTube videos while you surf.

Rated 5 out of 5 stars (5)

4 users

Password Mask Changer

Changes the mask character used in password fields.

Rated 5 out of 5 stars (4)

0 users

FlameFox 3 Rebrander Requires Restart

Rebrand SeaMonkey as Firefox 3 (by 2008WindowsVista and a11RyanC2)

Not yet rated

1 user

Download for Windows

Firesizer Requires Restart

Allows you to resize the window to specific dimensions.

NOTE: Users of Firefox 29 and above must install "The Addon Bar" extension to use this, as Firesizer uses the add-on bar that has been removed in Firefox 29.

Rated 4 out of 5 stars (127)

25 users

Tab Clicking Options Requires Restart

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

Rated 4 out of 5 stars (70)

6 users

From/To Column Requires Restart

Add a “From/To” column which shows the recipient if you are the sender.

Rated 5 out of 5 stars (2)

1 user

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.

Rated 5 out of 5 stars (6)

123 users

CheckBoxMate Lefedor Edition Requires Restart

Check multiple checkboxes by drawing a rectangle around them. FF6 version.
I've made this version since i did need it for use with RTM,

Rated 4 out of 5 stars (16)

1 user

True Full Screen in SeaMonkey

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 (17)

377 users

tab-counter Requires Restart

shows the number of tabs in the status-bar

Rated 4 out of 5 stars (6)

3 users

Duplicate Tab Requires Restart

Duplicate Tab allows you to clone a tab along with its...

Rated 4 out of 5 stars (164)

1 user

printplus Requires Restart

PDF export support by Gecko.
https://github.com/hATrayflood/printplus

Rated 4 out of 5 stars (7)

2 users

Download for Windows

GNOMErunner Options Requires Restart

Allows to customize GNOMErunner theme

Not yet rated

103 users

Download for Linux

Edit Custom Size Image Requires Restart

Fixes a bug in SeaMonkey Composer and Thunderbird Message Compose whereby the Image Properties dialog would always reset the image to actual size.

Not yet rated

0 users