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ToggleDocumentColors_
Requires Restart
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
Single Key Tab Switch
Requires Restart
Single Key Tab Switch provides configurable single hotkeys for switching tabs, like the 'Single-key shortcuts' feature of the Opera browser.
Page Navigation Buttons
Adds a few buttons to help with page navigation, including Page Top, Page Bottom, Page Down and Page Up.
jsbtn
RC Print
Search Engine Quick Switcher
Switch the current search engine on the fly! Press Control + Shift + Down Arrow to switch to the next search engine or Control + Shift + Up Arrow to select the previous one.
MonkeyFix
Requires Restart
Fixes up numerous SeaMonkey browser interface issues (eg. adding support for popup ALT attributes), as well as adding some handy features for developers and power users (eg. configure source viewer, work online/offline).
Fierr
Requires Restart
Replaces the error page with a more stylish appearance with additional features.
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 ★
Show History Popup
When you press the middle mouse button or scroll wheel mouse show popup window the history in the url bar and search bar.
ImageBlock for seamonkey
Requires Restart
Updated version of imageblock by Hemant Vats to work with seamonkey 2.29.
Provides a fast way to disable images in web pages that's usually set by the image manager sub-menu.
SM Home Button
CloseTab
Requires Restart
Lightweight add-on which adds to right-click menu 3 items allowing to close current tab, open a new one and reopen closed one. Right-click anywhere on site instead of using keyboard or finding buttons.
FAYT Revived
Requires Restart
Regain possesion of your good "Find As You Type" search bar in Firefox and SeaMonkey!
Fragment Titles
Zorcher
Requires Restart
Selecting a small text on the page do not need to copy it into the search bar of your browser or search engine. Just press the right mouse button and select the search service from the available list.
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.
Blue Essence Seamonkey Theme
Requires Restart
Dark navigator theme based on a default Classical theme and now works on Linux :)
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.
To create your own collections, you must have a Mozilla Add-ons account.
