A quick and minimalistic way to create bookmarks.
HTitle (discontinued) Requires Restart
Hide title bar if window is maximized.
[!] This add-on has been discontinued.
This extension created only for GNOME 3. It can create problems with another DE. However, you can use HTitle at your own risk (need enable "legacy" mode on settings).
The entire page will be fading to dark, so you can watch the video as if you were in the cinema.
Share Button for Facebook™ lets you share any web page on your Facebook™ Timeline by a quick button.
Stops video autoplay and shows the preview thumbnail.
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.
Tab Groups Helper Requires Restart
Create and manage tab groups in a side-by-side list-view interface, or "Groups Bar" toolbar interface. Single or multi-tab close, bookmark, or move across groups. Search for tabs by title or content in current or all groups. Much more...
View Source Chart Requires Restart
Enables accelerated human processing of DOM
Adds a Play/Pause toggle onto tabs that contain an HTML5 audio/video player.
Download files using curl or wget. This addon generates curl/wget commands that emulate the request as though it's coming from your browser allowing you to download protected files directly to a separate machine (e.g. server).
Star-Button In Urlbar Requires Restart
Moves star-button back into urlbar.
Make sure to have a bookmarks button replacement installed for still being able to access bookmarks menu. 'Classic Bookmarks Button' or 'Classic Theme Restorer' will do the job.
Fight the text ads! Element Hiding Helper is a companion extension for Adblock Plus meant to make creating element hiding rules easier.
Adds private tabs.
Находит низкие цены на товары и авиабилеты
Hide My IP is number one tool for hiding your IP and unblocking any web site!
How strong is your HTTPS connection? SSleuth ranks an established SSL/TLS connection and gives a brief summary of the cipher suite, certificate and other SSL/TLS parameters.
FavIcon Reloader up to FF 48 only Requires Restart
FavIconReloader reloads Favourite Icons by retrieving information from all bookmarked web sites.
Hugo Search All Tabs Requires Restart
Search all loaded tabs- similar to Find in Tabs, etc. except has much more functionality. This is a comprehensive tool designed for doing research. Please see screen shots and description.
Open your Microsoft Visio files for free
Vimperator Requires Restart
Make Firefox look and behave like Vim