Add extensions, get work done

Deletes donation notices of Wikipedia.

Allow the user to search selected text on a webpage directly on Jisho dictionary

HEX Color Picker, RGB Color Picker, Color Picker EyeDropper, Pick color from web page (Color Picker For Firefox)

Press (command or ctrl)-shift-o to sort all the tabs alphabetically by URL , the button in the toolbar, the toolbar context menu or the tools menu items.

Mturk Suite is a an extension that brings together a large collection of useful tools to assist workers.

Emulate tabs in sidebar and display tabs vertically. In addition, group tabs and collapse / expand them.

Automatically enters giveaways from a Steamgifts.com page (main, wishlist or any other) and adds some extra features.

Simplifies the Amazon Prime Video interface and adds useful features such as the ability to hide spoilers about unwatched episodes by hiding thumbnails and descriptions.

Plain Text or Regular Expression Find and Replace Text on Web Pages

Bring the dark theme to YouTube. This mode will reduce eyestrain and protect your eyes.

An addon to refresh the browser automatically

A browser extension that reveals Amazon brands and exclusive products while you shop online.

Select and search in Wikipedia with mouse right-click.

Fixes low-contrast text when using a dark desktop theme.

Play, queue and remote control your favourite online media on Kodi / XBMC. This is a port of an add-on developed originally for Google Chrome.

A dark theme for all of GitHub based on Atom One Dark.Source Code: https://github.com/poychang/github-dark-theme

Pokémon Showdown traduit intégralement en français !

This addon makes the "Incoming messages" list of ugyfelkapu.magyarorszag.hu more readable by providing background coloring.

Protect your eyes and improve your sleeping cycles by adjusting video temperature and many other properties!

Toggle the content’s color scheme between preferring light or dark (or inheriting)

Loads all images hosted on reddit directly in the browser.