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!
Classic Theme Restorer Requires Restart
Squared tabs, appmenu, add-on bar, small button view and many more 'old' features for Firefox 29+ (Windows / MacOSX / Linux).
All builds & changelogs on versions page!
Tab Groups Featured
Tab Groups are an easy way to organize a lot of tabs. You can visually group related tabs, switch between groups, and quickly search through all of your tabs to switch to a specific one.
Duplicate in Tab Context Menu Requires Restart
Simply adds "Duplicate Tab" to tab context menu.
Private Tab Featured
Adds private tabs.
All Tabs Helper Requires Restart
Transforms "List all tabs" menu to do closing, loading, unloading, moving of single/multiple tabs. Search tab titles or *content* (remember "Find In Tabs"?), visited tabs history, find duplicate tabs - very helpful for mega-tab users. And more...
An add-on that allows colouring Firefox in a Vivaldi style fashion.
Speed Dial [FVD] - New Tab Page, Sync... Requires Restart
FVD Speed Dial - Speed dial button, online synchronization, new tab start page, bookmark organization, custom backgrounds, custom dials, groups, mobile apps, most-visited dials.
Double Click Closes Tab Requires Restart
The fastest (yet safe) addon to close tab using mouse only! Close any tab by double clicking the tab. Close current tab by triple click anywhere on the page. Optionally middle click or double right click on page to close tab.
Send Link in context menu Requires Restart
Add Send Link back into context menu. This item was removed in Firefox 16.
Right Links Requires Restart
This extension allows to open links in new tabs with right-click directly and using “long” left-click.
This is very useful for touchpads on notebooks and for mice without middle button.
Short, Vim-style keyboard shortcuts for browsing and navigation, for a near mouseless experience.
Switch to Tab no more Requires Restart
Disables the Switch to Tab function.
Display history menu, tab list menu, bookmarks menu, toggle tab groups, panorama or various sidebars with middle mouse button.
Tile Tabs Requires Restart
Displays tabs in tiled layouts in Firefox. Arrange tiles horizontally, vertically or in a grid. Resize tiles by dragging splitter bars. Tabs and links can be dragged to open in other tiles. Supports multiple tiled layouts. Works with tab groups.
Double-click action for Firefox -
double-click Link, Bookmark/History to open in new tab (emulate ctrl+click).
Speed Dial & Start Page with flexible layout for fast access to sites via visual bookmarks
Live new tab page: living photos in your browser, weather, to-do list, and bookmark tiles
Print Edit Requires Restart Featured
Allows editing of web page content while in Print Preview mode, prior to printing or saving as HTML or PDF. Compacts the layout and removes unwanted content such as adverts, sidebars and blank pages. Any element can be formatted, hidden or deleted.
Easy DragToGo Requires Restart
Note from Mozilla: This add-on has been discontinued. Try DragIt instead.
Allows you to open links in new tabs, and do more with drag and drop gestures easier.