Undo Close Tab Button
Reopens the last closed tab.
5,262 users
Timer (alarm, timer and stopwatch)
Stylish timer combined with stopwatch and alarm for your browser.
5,017 users
Behind The Overlay Revival
Click to close any overlay popup on any website.
4,987 users
Vimium C - All by Keyboard
A keyboard shortcut tool for keyboard-based page navigation and browser tab operations with an advanced omnibar and global shortcuts
4,941 users
DjVu.js Viewer
The extension is a local copy of the DjVu.js Viewer which is available on https://djvu.js.org/. It allows you to open links to .djvu files right in the browser and .djvu files from a local drive. Also, it processes <embed> tag with .djvu files.
4,928 users
Change Geolocation (Location Guard)
Easily change your geographic location (Geolocation) to your desired one and protect your privacy.
4,813 users
ePUB Reader
View ePUB files right in your browser in a popup window.
4,764 users
Copy All Tab Urls
Copy All Tab Urls
4,708 users
Window Resizer
Easily set the layout (size & position) of your browser window
4,537 users
Page Screenshot
Take a screenshot from the entire website with just one click.
4,537 users
Profile Switcher for Firefox
Create, manage and switch between browser profiles seamlessly.
4,513 users
Tabby Cat
A new friend in every new tab.
4,460 users
Canvas Fingerprint Defender
Defending against canvas fingerprinting by reporting a fake value.
4,448 users
Sound Adjustment
Easily adjust various sound settings (volume, balance, etc.) via toolbar popup.
4,309 users
Undo Closed Tabs Button
Add a toolbar button onto any toolbar to undo closed tabs
4,245 users
Reload All Tabs
Reload all tabs using keyboard shortcut or toolbar button.
4,194 users
Open in IE™
Open links in Internet Explorer
4,157 users
Neat URL
Remove garbage from URLs.
4,143 users
Roblox+
Adds features and notifiers made by WebGL3D to the Roblox website
4,134 users
Tab Manager Plus for Firefox
Quickly find open tabs, see all windows in one view, find duplicates and limit tabs per window. The best Tab Manager for Firefox.
4,103 users
QR Code (Generator and Reader)
Generate QR Code from the url of current page, link or selected text. And decode QR Code in image.
4,041 users
Vertical Tabs Reloaded
This Firefox add-on arranges tabs in a vertical rather than horizontal fashion. Hide and display manually the tab sidebar with a hotkey (Ctrl+Shift+V) or by clicking on the VTR icon.
3,994 users
Multiple Tab Handler
Allows you to select tabs by dragging and do something.
3,971 users
Auto Refresh Page
Refresh web pages automatically. Auto-refresh and page monitor with specified time intervals.
3,958 users
Snooze Tabs
Snooze Tabs help you focus your attention online, whether you want to remove distractions for now or save something for later. Hit the snooze icon to dismiss tabs you don’t want now, and set an alarm to bring them back when you need them.
3,769 users