Smack the active tab and move it to the start or end of the tab list.
The addon code has been developed with the addon-sdk and is hosted on https://github.com/magopian/tabsmack
Tab Merger Requires Restart
Opens a new tab in an already existing tab
A basic office online addon
YouTubeButton Requires Restart
Add a native looking button to Firefox on the Navigation Toolbar. Left click to go to YouTube, Middle click to open YouTube in a new tab.
New metroTab Requires Restart
Custom new tab page with Metro UI.It offers several features such as speed dial,email facebook twitter notice,clock,weather.
In Firefox 31, the browser.tabs.closeButtons option was removed. This addon forces what previously used to be a value of 2 for that option: no close buttons on any tabs.
Open the Geotool just with one click!
An add-on to open multiple pictures in browser.
Automatically closes idle tabs after designated time.
Doesn't close pinned tabs.
View Page Source in New Tab, Current Tab or New Window
Beyond Australis Featured
Australis was the code name for the current Firefox theme, it aimed to make a great browser look awesome. Now you can go one step further and also make it feel awesome to use!
ipFood Requires Restart Featured
Simulate the use of a series of proxy changing at each new connection.
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.
This simple addon has only this functionality, nothing else: it opens links in a new active tab with Shift+LeftClick (left mouse button click), not in a new window
Mainly for users, who used this shotcut in other browsers (e.g. Opera 12).
Automatically closes matching tab that is opened or refreshed.
Search in new tab only when current tab is not a new tab. Compatible with Omnibar.
Small icons view for firefox australis. Makes navigation and tabs toolbar buttons smaller to save space.
Makes stuff smaller to save space. Smaller View compress navigation and tab toolbars. Restartless. Australis.
Makes stuff smaller to save space. Smaller Firefox compress navigation and tab toolbars. Restartless.