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User-Agent Switcher Nên dùng

Quickly and easily switch between popular user-agent strings.

Rated 4 out of 5 stars (35)
65.214 người dùng65.214 người dùng

Greasemonkey Requires Restart Nên dùng

Customize the way a web page displays or behaves, by using small bits of JavaScript.

Rated 4 out of 5 stars (1.059)
1.102.516 người dùng1.102.516 người dùng

Pearltrees Nên dùng

Pearltrees lets you organize all your interests.

Rated 5 out of 5 stars (250)
17.431 người dùng17.431 người dùng

Disconnect for Facebook™ Nên dùng

Facebook™ Disconnect is an efficient firewall to disconnect third-party websites from accessing to your Facebook.

Rated 4 out of 5 stars (11)
26.553 người dùng26.553 người dùng

Tab Scope Requires Restart Nên dùng

Preview and navigate tab contents through popup.

Rated 4 out of 5 stars (451)
99.980 người dùng99.980 người dùng

OmniSidebar Nên dùng

Bring your bookmarks into view with just a gesture. Move the sidebar across the screen. Open a different sidebar by just clicking its title. And more! Keeps your sidebar simple and quick to access!

Rated 5 out of 5 stars (119)
89.503 người dùng89.503 người dùng

Reload Plus Nên dùng

Supercharge your reload button and hotkeys!

Rated 5 out of 5 stars (77)
14.130 người dùng14.130 người dùng

YouTube™ Flash-HTML5 Compatible with Firefox 57+ Nên dùng

Play YouTube™ Videos in Flash or HTML5 Player

Rated 4 out of 5 stars (40)
46.049 người dùng46.049 người dùng

FoxyProxy Standard Requires Restart Nên dùng

FoxyProxy is an advanced proxy management tool that completely replaces Firefox's limited proxying capabilities. For a simpler tool and less advanced configuration options, please use FoxyProxy Basic.

Rated 4 out of 5 stars (379)
254.553 người dùng254.553 người dùng

Bluhell Firewall Nên dùng

Get a faster browsing experience by blocking nasty web resources using Bluhell Firewall, the lightweight Ad-Blocker and Tracking/Privacy Protector.

Rated 5 out of 5 stars (354)
89.209 người dùng89.209 người dùng

Torrent Tornado Requires Restart Nên dùng

A Torrent Client for Firefox and SeaMonkey, runs everywhere, created in pure JavaScript without binary software!

Rated 5 out of 5 stars (91)
51.043 người dùng51.043 người dùng

FindBar Tweak Nên dùng

Between simple tweaks such as placing the findbar in the top corner, to the powerful "Find in All Tabs" tool, it has everything to make the Find Toolbar a powerful and accessible research tool!

Rated 5 out of 5 stars (264)
31.813 người dùng31.813 người dùng

Clean Uninstall Nên dùng

Uninstall an extension and clean its fingerprints (such as stored preferences)

Rated 4 out of 5 stars (24)
7.584 người dùng7.584 người dùng

Cleanest Addon Manager Nên dùng

Cleanup your Addon Manager

Rated 5 out of 5 stars (132)
15.428 người dùng15.428 người dùng

SearchWP Requires Restart Nên dùng

Jump-to-word buttons and highlighting for the search box content

Rated 5 out of 5 stars (145)
19.264 người dùng19.264 người dùng

Print Edit Requires Restart Nên dùng

Allows editing of web page content while in Print Preview mode, prior to printing or saving as HTML or PDF. Compacts the layout and removes unwanted content such as adverts, sidebars and blank pages. Any element can be formatted, hidden or deleted.

Rated 5 out of 5 stars (295)
117.221 người dùng117.221 người dùng

To Google Translate Compatible with Firefox 57+ Nên dùng

Right-click on a section of text and click on Translate icon next to it to translate or listen it to your language.

Rated 4 out of 5 stars (131)
65.795 người dùng65.795 người dùng

Clear Console Requires Restart Nên dùng

One click to clear your cache, cookies, history, html5/local storage, http logins, all of them or restart your browser with/without notifications.

Rated 4 out of 5 stars (64)
24.861 người dùng24.861 người dùng

Menu Wizard Requires Restart Nên dùng

Customize menus : Helps removing, moving and renaming menus and menu items
Colorize important menu for ease of use! (use Style (CSS))
Change or disable any of used keyboard shortcuts
Support: Firefox, Thunderbird and SeaMonkey

Rated 5 out of 5 stars (187)
105.630 người dùng105.630 người dùng

Tab notifier Compatible with Firefox 57+ Nên dùng

Enables desktop notifications like in Chrome (e.g. Gmail, and, if the site doesn't support them, it can notify new messages or updates detecting changes of the title (e.g. Hotmail, Yahoo, Facebook, Twitter). Even if the browser is minimized!

Rated 4 out of 5 stars (46)
3.834 người dùng3.834 người dùng