Welcome to SeaMonkey Add-ons.
Add extra features and styles to make SeaMonkey your own.Close
Speed Start No Restart
Speed Dial & Start Page with flexible layout for fast access to sites via visual bookmarks
Create your own status-bar buttons.
Restyle the web with Stylish, a user styles manager. Stylish lets you easily install themes and skins for Google, Facebook, YouTube, Orkut, and many, many other sites. You can even customize Firefox and other programs themselves.
Stylish Sync No Restart
Sync engine for Stylish with backup / restore facility.
Quicker access to several Stylish features through a toolbar button and/or keyboard shortcuts. Available for Firefox, Thunderbird, and SeaMonkey
custom additions to Stylish extension (only works with Stylish v1.4.3, newer not supported)
I can't be bothered to change SC, so AMO will allow it to be uploaded
Select actions for various clicking events on a tab or the tab...
Tab Numbers No Restart
Keeps track of your browser tab number.
Tab Wheel Scroll No Restart
Switch tabs by scrolling with the mouse wheel in the tab bar.
shows the number of tabs in the status-bar
Adds a Tabs menu to the main menu that lets you easily change between tabs.
Automatic tagging using Bayesian statistics
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.
Theme Font & Size Changer No Restart
Theme Font & Size Changer lets you change the global font size and font family used for the user interface in Firefox. Design your browser with your favorite font.
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
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
Togglify Add-on Toggler No Restart
Adds toolbar buttons for each restartless add-on (including user scripts and plugins) to toggle its enabled state.
True Full Screen in SeaMonkey No Restart
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.
Undo Close Tab Button No Restart
Reopens the last closed tab.