Interface Customizations

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Fragment Titles

Save better history for fragment URLs.

Rated 5 out of 5 stars (3)
12 users
Updated Dec. 19, 2011

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)
641 users
Updated Oct. 20, 2011

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)
9,875 users
Updated Oct. 19, 2011

Compact Menu 2 Requires Restart

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

Rated 4 out of 5 stars (326)
2,940 users
Updated Oct. 14, 2011

No Alt Text Requires Restart

Changes the default setting for new images to not use alternative text. This also works around a bug in some versions of SeaMonkey Composer and Thunderbird Message Compose whereby the Image Properties dialog would always demand alt text.

Rated 5 out of 5 stars (1)
3 users
Updated Oct. 6, 2011

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
1 user
Updated Aug. 4, 2011

IE Tab + (FF 8+, 7, 6, 5, 4, 3.6, 3.5, SeaMonkey) Requires Restart

IE Tab + is an enhanced version of IE Tab. It supports FF 3.5 or greater, integrates IE Tab with Adblock Plus in the IE Tab engine, and synchronizes cookies between IE and Firefox. You can easily import settings from the original IE Tab into IE Tab +

Rated 3 out of 5 stars (85)
23,844 users
Updated Aug. 1, 2011

MailNews Status Icons Requires Restart

Adds status icons for replied and forwarded messages to SeaMonkey MailNews.

Rated 5 out of 5 stars (1)
10 users
Updated July 10, 2011

Key config Requires Restart

This add-on provides configurable keyboard shortcuts for several actions and a dialog to customize them.
All shortcuts can be redefined in Tools -> Key settings

Rated 3 out of 5 stars (22)
1,654 users
Updated May 23, 2011

Export All Certificates Requires Restart

Adds an option to export all root certificates.

Rated 2 out of 5 stars (3)
301 users
Updated March 31, 2011

Folder Pane Cell Selection Type Requires Restart

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)
3 users
Updated Feb. 17, 2011

SeaFind - Findbar for SeaMonkey Requires Restart

Adds the find in page toolbar (findbar) from Firefox to SeaMonkey.

Rated 5 out of 5 stars (1)
0 users
Updated Feb. 12, 2011

HashColouredTabs+ Requires Restart

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)
398 users
Updated Feb. 1, 2011

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
Updated July 23, 2010

Linkification Requires Restart

Converts text links into genuine, clickable links...

Rated 4 out of 5 stars (286)
8,738 users
Updated Feb. 17, 2010

Link Status Requires Restart

Shows an icon on the status bar when the mouse cursor is over a link to a page you bookmarked or visited before. In Firefox 3.5 and later, the extension also offers an option to disable the visited link styling to reduce the risk to privacy.

Rated 4 out of 5 stars (33)
30 users
Updated Nov. 13, 2009

xSidebar Requires Restart Featured

Firefox style sidebars for SeaMonkey...

Rated 4 out of 5 stars (12)
24 users
Updated Oct. 21, 2009

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)
413 users
Updated June 20, 2008

Duplicate Tab Requires Restart

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

Rated 4 out of 5 stars (164)
165 users
Updated June 10, 2008

Remember Mismatched Domains Requires Restart

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)
104 users
Updated March 2, 2008