Google Hangouts Web Messenger No Restart
Google Hangouts Web Messenger brings Google Hangouts right into your browser to chat with your friends.
View links, pages, and bookmarks in IE, Edge or any other browser. Modify any menu, browser name or location. Incognito/private browsing mode is also supported. Works for all Firefox locales/languages.
YouTube Video Player Pop Out No Restart
YouTube Video Player Pop Out lets you pop out YouTube videos so that you can watch YouTube videos while you surf.
Add browser-restart buttons and browser-restart menus to Firefox and SeaMonkey browsers.
JS on/off status bar button
Tategaki allows vertical writing-mode on mail compose window.
AMO Browsing for SeaMonkey No Restart
This extension makes browsing for extensions easier at addons.mozilla.org. It fixes incorrect information about some extensions being not available for SeaMonkey and adds links to the Add-on Converter where needed.
Open With Internet Explorer No Restart
Open With Internet Explorer sends pages from Mozilla Firefox to Internet Explorer.
Restart Application Button No Restart
Restart Application Button lets you restart your Firefox and SeaMonkey application by a quick toolbar button click.
Responsible Blocker No Restart
The "Responsible Blocker" arrives to save the Internet, this extension blocks all those annoying ads, but allows only small and acceptable ads, so the websites you like can continue online.
The "Responsible Blocker" arrives to save the Internet!
GNotifier No Restart
Add-on for Firefox and Thunderbird. Replaces built-in notifications with the OS native notifications. It supports most Linux Desktop Environments, Windows 8.1 & 10.
Allows to customize GNOMErunner theme
custom additions to Stylish extension
Open With Vivaldi Browser No Restart
Open With Vivaldi Browser sends pages from Mozilla Firefox to Vivaldi browser.
Speed Start No Restart
Speed Dial & Start Page with flexible layout for fast access to sites via visual bookmarks
Undo Close Tab Button No Restart
Reopens the last closed tab.
Profile Buttons No Restart
A button to be able to open the profile folder, along with two buttons to create profiles, and also switch the current profile.
Reload Skip Cache Button No Restart
Reload page without using content stored in the browser cache to make sure you get any updates.
Add-ons Manager - Version Number No Restart
Restores version numbers for all installed add-ons inside Add-on Manager on Firefox, Thunderbird and Seamonkey.