Interface Customizations

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Duplicate Tab Blocker

Prevent duplicate tabs. Allow only one tab for a url. If you click a link that is already opened in a tab, then existing tab would be focused instead of opening a new tab. This works even across firefox windows.

Rated 3 out of 5 stars (11)
0 weekly downloads

Togglify Add-on Toggler

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

Rated 3 out of 5 stars (6)
0 weekly downloads

MailNews Status Icons Requires Restart

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

Rated 5 out of 5 stars (1)
0 weekly downloads

FlameFox 3 Rebrander Requires Restart

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

Not yet rated
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GNOMErunner Options Requires Restart

Allows to customize GNOMErunner theme

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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 weekly downloads

Lightweight Themes Preview for SeaMonkey

Preview lightweight theme when hover on menuitems in Apply Theme menu.

Rated 1 out of 5 stars (1)
0 weekly downloads

MonkeyMenu Requires Restart

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 (13)
0 weekly downloads

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.

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Google Redesigned 2 Requires Restart

Ported version from Firefox to be compatible with Seamonkey 2.

A complete redesign of popular Google services, Google Redesigned changes the appearance of popular Google services.

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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 weekly downloads

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)
0 weekly downloads

Email this page Requires Restart

Simple SeaMonkey Email this page button

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New Tab Button 2 Requires Restart

Provides a new tab button for the navigation toolbar.

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Add Search Engines for SeaMonkey Requires Restart

Add missing search-engine detection to SeaMonkey

Rated 4 out of 5 stars (1)
0 weekly downloads