Interface Customizations

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KeePass Helper

Adds a hostname, URL, or email account ID to the application's window name (e.g., that of Firefox or Thunderbird) to make it recognizable to password manager utilities like KeePass.

Rated 4 out of 5 stars (33)
3,867 users
Added October 12, 2008

lolifox - Fierr MOD

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

Rated 5 out of 5 stars (15)
4,319 users
Added June 26, 2008

Fragment Titles No Restart

Save better history for fragment URLs.

Rated 5 out of 5 stars (3)
82 users
Added June 3, 2008

Nightly Tester Tools

Useful tools for the nightly tester.

Rated 4 out of 5 stars (189)
40,970 users
Added February 18, 2008

Tab Wheel Scroll No Restart

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

Rated 4 out of 5 stars (100)
11,208 users
Added February 12, 2008

Right Links

This extension allows to open links in new tabs with right-click directly and using “long” left-click.
This is very useful for touchpads on notebooks and for mice without middle button.

Rated 5 out of 5 stars (108)
8,376 users
Added November 9, 2007

CuteButtons - Crystal SVG

add icons to buttons/menus/anywhere (CuteMenus - Crystal SVG not required)

Rated 4 out of 5 stars (84)
9,573 users
Added October 18, 2007

Firesizer

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 (123)
31,634 users
Added October 3, 2007

Fierr

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

Rated 5 out of 5 stars (51)
3,247 users
Added September 25, 2007

Folder Pane Cell Selection Type

Since 20070806 the MailNews folder pane has switched from its previous cell text selection to the full row selection which the Mozilla Suite used to use.

Rated 5 out of 5 stars (1)
6 users
Added August 6, 2007

FireTray

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 (221)
22,862 users
Added April 25, 2007

Compact Menu 2

Add a compact menu button to the navigation toolbar, and hide the menu bar.

Rated 4 out of 5 stars (347)
9,021 users
Added February 20, 2007

HashColouredTabs+

Improves tab identification by providing a small colored icon for any site which doesn't have its own 'site icon'.
★ 'favicon' now also shown in history and bookmarks ★

Rated 4 out of 5 stars (38)
1,923 users
Added January 11, 2007

MonkeyMenu

MonkeyMenu brings some of the features of the MenuX Firefox extension to the Seamonkey browser. You can add about 29 buttons to the Seamonkey user interface, collapse any toolbar, add/remove search engines, have your font zoom size reloaded, and...

Rated 4 out of 5 stars (12)
6 users
Added November 4, 2006

ImageTweak: zoom/rotate images and videos!

A no-clutter image viewer for Firefox that allows you to zoom, rotate and display images/videos against a custom background. ImageTweak is a must-have addon for any photographer or photography-loving user.

Rated 4 out of 5 stars (93)
7,117 users
Added October 29, 2006

xSidebar Featured

Firefox style sidebars for SeaMonkey...

Rated 4 out of 5 stars (11)
161 users
Added August 31, 2006

QuickFolders (Tabbed Folders)

The "Swiss army knife" of folders. Turn your favorites into tabs - open folders and subfolders, move mails without scrolling around or searching. powerful + easy.

See new mail at a glance after automatic filtering - supports quickFilters addon!

Rated 5 out of 5 stars (109)
23,065 users
Added August 27, 2006

Custom Buttons

Gives a possibility to create custom toolbarbuttons...

Rated 4 out of 5 stars (84)
83,619 users
Added June 11, 2006

ThreadKey

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)
1,614 users
Added March 28, 2006

Remember Mismatched Domains

The Remember Mismatched Domains extension for Firefox and Thunderbird adds a "Don't warn me again about this certificate for this domain" checkbox to the Domain Mismatch and Expired Certificate warning windows. When selected the domain...

Rated 5 out of 5 stars (66)
3,146 users
Added February 26, 2006