Fake YouTube premium
It changes the YouTube logo to Premium logo to fake having YouTube Premium
215 users
Open in Sumatra PDF and DJVU Reader
Adds a context menu item to send PDF links directly to Sumatra PDF
214 users
Split-Screen Browser Tool
Easily split your browser window to view multiple websites side by side.
212 users
Stop All Button
Stop all tabs from loading when you have mass opened tabs and found the one you really wanted.
212 users
Disable Page Visibility API
Firefox add-on to disable the Page Visibility API. This prevents e.g. video conferencing systems from tracking whether you are currently in another window.
211 users
Tab Deque
This add-on is for you if you miss the behaviour of your computer's window manager/taskbar in your browser. It remembers the order tabs are opened and focused so when closing or minimizing a tab the previously active one gets the focus.
210 users
Tab Flag
This extension flags unread respectively unvisited tabs by prefixing the title with one or more characters/symbols of your choice. So you can see at a glance which web pages have not yet been read and find the corresponding tabs quickly.
210 users
HTTPtoHTTPS
Widget converts http prefix to https (or vice versa) on the current page and refreshes it.
208 users
Telegram as a Sidebar
Telegram Instant Messenger as a sidebar. Based on original work from: https://github.com/zhukov/webogram
208 users
Car Racing
Do you like to play in racing? Then the game Car Racing is just for you. Excellent game is always in the browser!
205 users
Container Opener
This extension lets you open up a site in multiple containers at the same time.
205 users
YouTube Slow and Reverb
A small, no-nonsense extension to control speed and reverb settings on YouTube videos.
203 users
Tab manager
Allows basic operations on open tabs, such as copying the URLs to the clipboard, saving the tab list to a file, and reloading saved tabs from a pasted list or from a text file.
203 users
Containers Sync
Sync containers across multiple devices. Please note that firefox sync is mandatory for the sync to work properly.
202 users
Crumbs - Keep your data safe & block cookies
Crumbs protects your privacy and ensures no one can profile you as an individual. Crumbs Email Relay keeps your email address safe.
201 users
New Tab Same Group
Opens new tabs in the same group as the active one — right after, at the beginning, or at the end. Supports Firefox’s native tab groups, vertical (sidebar) or horizontal (classic) modes.
201 users
vk_music
Позволяет управлять плеером vk.com из любой вкладки, используя попап или горячие клавиши. Allows to manage vk.com music player from any tab using popup or hotkeys.
201 users
FFQRcoder
QR Code Assistant is a plug-in to generate QR code, supports two ways to displayQR code.
201 users
Move To Private Window
This add-on adds an option to the right click menu for tabs that will move the current tab into a private window.
200 users
