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375 results. Page 1 of 15.
Save up to 95% memory and reduce tab clutter
155,204
4.13 
(2,766)
(2,766)
Save and restore the state of windows and tabs. It also supports automatic saving and cloud sync.
152,559
4.16 (1,222)
(1,222)
Show tabs like a tree.
146,848
4.52 (2,260)
(2,260)
Youtube Extension. Powerful but lightweight. Enrich your Youtube and content selection. Make YouTube tidy and smart! (Layout, Filters, Shortcuts, Playlist)
103,434
4.29 (878)
(878)
Increase browser speed and reduce memory load and when you have numerous open tabs.
88,100
4.54 (1,000)
(1,000)
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
82,669
4.16 (541)
(541)
Changes the color of Firefox theme to match the website’s appearance.
82,255
4.75 (575)
(575)
An easy-to-use tab reloader with custom reloading time settings for individual tabs
77,402
4.07 (463)
(463)
A beautiful New Tab page with many customisable backgrounds and widgets that does not require any permissions.
73,601
4.63 (2,432)
(2,432)
A customizable, password-protected website blocker and redirector.
72,284
3.90 (523)
(523)
Create, modify, and quickly change tab groups
66,507
4.01 (1,861)
(1,861)
New Tab Override allows you to set the page that shows whenever you open a new tab.
61,873
4.39 (1,026)
(1,026)
Vertical tabs tree and bookmarks in sidebar with advanced containers configuration, grouping and many other features.
53,892
4.70 (1,059)
(1,059)
Stylish audio equalizer in toolbar popup.
52,125
3.99 (680)
(680)
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.
44,272
4.75 (588)
(588)
All-in-one bookmark manager
42,392
4.31 (313)
(313)
Easily save and organize batches of tabs as bookmarks. Clear your tabs, clear your mind. Only for Firefox.
42,123
4.62 (586)
(586)
A simple browser extension for managing your productivity
32,069
4.51 (434)
(434)
Collection of Tab Related Actions e.g. Duplicate, Close Duplicates, Close to the Left, Copy Title, Merge Windows, Save as PDF, Copy Urls Tab/All/Left/Right, Host keep/close/close other, Sort by URL/Title, Asce/Desc, Move, Reload, Reload Timer
19,334
4.64 (459)
(459)
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.
16,071
4.27 (351)
(351)
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!
13,711
4.20 (216)
(216)
Take notes on every website in a smart and simple way!
12,449
4.34 (93)
(93)
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.
395,896
4.59 (8,000)
(8,000)![Volume Control [Boost volume]](https://addons.mozilla.org/user-media/addon_icons/2750/2750023-64.png?modified=33d02c4f){kind=icon}
Boost, or lower your volume up to or down 32 DB.
55,091
3.75 (187)
(187)
A global dark theme for the web
46,952
4.17 (767)
(767)375 results. Page 1 of 15.