Aspect ratio fixer for Youtube. Allows improperly encoded videos to properly fit wider displays (e.g. 21:9)
Context Bookmarks Requires Restart
Adds bookmarks to context menu so you can access them by mouse right click.
Расширение позволяет настраивать дизайн ВКонтакте на свой вкус
Discontinued. The replacement is "Smart Zoom" - https://addons.mozilla.org/en-US/firefox/addon/smart-zoom/
This restartless extension provides a separate downloads window.
Quick access to the closed tabs history
Press (command or ctrl)-shift-o to sort all the tabs alphabetically by URL or the button in the toolbar.
"Maximize your screen space by adjusting Firefox window TitleBar, borders, Tabs, Toolbars, etc!", with 'smart' options, *optional* custom caption & resizers.
Multiple Configurable Actions for both screen-corner buttons: Firefox & Close buttons!
Adds a volume control to native twitter videos
Kill Ads and Slide-Ins
A better interface for Netgear Genie
Switch to night mode and the display is much easier on the eyes!
Tile View Requires Restart
Split the Firefox window into multiple browsers by applying a tiled layout so that multiple websites can be viewed side by side. Resize tiles by dragging splitter bars. Open tabs and links by dragging into tiles. Synchronize scrolling of tiles.
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.
An add-on that gets back current and longest streak on Github profiles
Transform the colors of entire web pages or selected elements. Combine predefined themes with basic transforms. Save transforms for specific web domains.
Limpiar la página web antes de grabarla a disco o imprimirla!
Colorize entire web pages. Configure themes using sliders and drag-and-drop. Set domain preferences for automatic coloration.
Stylish-Custom Requires Restart
custom additions to Stylish extension