Tree Style Tab
Show tabs like a tree.
사용자 161,563명
Tab Session Manager
Save and restore the state of windows and tabs. It also supports automatic saving and cloud sync.
사용자 153,876명
Improve YouTube! (Open-Source for YouTube)
Make YouTube tidy & powerful! YouTube Player Size Theme Quality Auto HD Colors Playback Speed Style ad block Playlist Channel H.264
사용자 108,226명
Popup Blocker (strict)
Strictly block all popup requests from any website by default. A notification window is opened to allow you accept, reject, open the popup in background page, or redirect the current page to popup address
사용자 81,036명
Auto Tab Discard
Increase browser speed and reduce memory load and when you have numerous open tabs.
사용자 80,505명
Tabliss - New Tab
A beautiful New Tab page with many customisable backgrounds and widgets that does not require any permissions.
사용자 76,143명
Simple Tab Groups
Create, modify, and quickly change tab groups
사용자 74,540명
Tab Reloader (page auto refresh)
An easy-to-use tab reloader with custom reloading time settings for individual tabs
사용자 74,418명
Block Site
A customizable, password-protected website blocker and redirector.
사용자 73,521명
New Tab Override
New Tab Override allows you to set the page that shows whenever you open a new tab.
사용자 61,869명
Audio Equalizer
Stylish audio equalizer in toolbar popup.
사용자 54,434명
Adaptive Tab Bar Colour
Changes the colour of Firefox theme to match the website’s appearance.
사용자 45,860명
Raindrop.io
All-in-one bookmark manager
사용자 43,787명
Undo Close Tab
Allows you to restore the tab you just closed with a single click—plus it can offer a list of recently closed tabs within a convenient context menu.
사용자 43,292명
Snap Links Plus
Select a number of links with a rectangle and open them in new tabs. You can also lasso checkboxes to quickly check or uncheck them. Works with radio buttons as well.
사용자 16,500명
Tabby - Window & Tab Manager
Tabby helps you manage a lot of windows and tabs easily; it can help you open, close, move, pin, and do many other things on tabs and windows quickly. With Tabby, you can even save all you windows and tabs for later with just one click!
사용자 15,287명
Notefox: websites notes
Take notes on every website in a smart and simple way!
사용자 13,382명
Firefox Multi-Account Containers
Firefox Multi-Account Containers lets you keep parts of your online life separated into color-coded tabs. Cookies are separated by container, allowing you to use the web with multiple accounts and integrate Mozilla VPN for an extra layer of privacy.
사용자 398,057명
600% Sound Volume
Up to 600% volume boost
사용자 220,626명
Dark Mode (WebExtension)
A global dark theme for the web
사용자 50,770명
Group Speed Dial
🟦 Ultimate Speed Dial with ✅ advanced features for power users! 📈 Increase your productivity with ☁ Cloud dials on all your devices! 📁 Folders support, Live dials, Multi-dials, Text dials, Recently closed / Top pages, Timer, Search and many more
사용자 37,471명