Most Popular Extensions
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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...
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 ★
JavaScript Object Examiner Requires Restart
Display JavaScript object methods and properties for any available scope.
GoodRelations Extension Requires Restart
Context search for product offerings and company profiles with GoodRelations...
FF4 support? - This extension works also with Firefox 4, but you have to install version 0.1.5, which has not been reviewed yet (as of April 6, 2011).
InfoLister Requires Restart
Lists installed add-ons (extensions, themes, plugins). Mozilla does not allow me to publish the version compatible with Firefox 48+, see http://forums.mozillazine.org/viewtopic.php?f=48&t=2084957&p=14715558#p14715558 for details.
Download Timestamp Requires Restart
Sets downloaded file's modification time to current time in Firefox 4.0 and SeaMonkey 2.1.
Keychain Services Integration Requires Restart
Store usernames and passwords in your Mac OS X Keychain.
GeoLocateFox Requires Restart
If a website contains GeoLocation metadata within the html, GeoLocateFox will use the data to show you the location of the website on a map. If no data is available no map can be...
Russian hot keys bugfix Requires Restart
Makes hot keys work with Russian, Ukrainian and Hebrew keyboard layout in Linux and *BSD (needed only for GTK2 builds).
Filter Uploader for Adblock Plus (unofficial) Requires Restart
DOES NOT BLOCK ADS! Don't install this add-on if you don't know what 'uploading' means!
This add-on Uploads the filters from your Adblock Plus installation to a FTP, HTTP, HTTPS server...
Zing! Locale Switcher
Want to change from one language to another? Zing! and the locale is switched.
Tv program Requires Restart
It shows popular stations TV program in listings, alerts and bubble infos. It's only for Czech and Slovak TV stations.
Localization: sk, cs, hu, en
MALA Hindi Spell Checker by MCRPV, (Anurag Seetha) Requires Restart
MALA (Makhanlal) Hindi Shabd Shodhak to check Spelling of Hindi Unicode Text by Makhanlal Chaturvedi National University of Journalism & Communication, Bhopal, India. Chief Developer - Dr. Anurag Seetha. The program is Released Under the GNU GPL V 3
TipTopic Requires Restart
While you're surfing your favorite pages/topics on the web TipTopic informs you on who else is browsing the same pages/topics and is interested in/ available for discussion. Enjoy live dialog with your favorite topic followers while surfing the web!
To create your own collections, you must have a Mozilla Add-ons account.