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Tab Mix Plus Reinício necessário

Tab Mix Plus enhances Firefox's tab browsing capabilities. It includes such features as duplicating tabs, controlling tab focus, tab clicking options, undo closed tabs and windows, plus much more. It also includes a full-featured session manager.

Avaliado com 4 de 5 estrelas (2 466)
577 029 utilizadores

Stylish Reinício necessário

Restyle the web with Stylish, a user styles manager. Stylish lets you easily install themes and skins for Google, Facebook, YouTube, Tumblr, and many, many other sites. You can even customize Firefox and other programs themselves.

Avaliado com 4 de 5 estrelas (908)
416 355 utilizadores

Classic Theme Restorer Reinício necessário

Squared tabs, appmenu, add-on bar, small button view and many more 'old' features for Firefox 29-56 (Windows / MacOSX / Linux).

Release builds
Beta builds

Avaliado com 5 de 5 estrelas (1 124)
325 490 utilizadores

FireGestures Reinício necessário

A customizable mouse gestures extension which enables to execute various commands and user scripts with six types of gestures.

Avaliado com 4 de 5 estrelas (899)
270 654 utilizadores

Reddit Enhancement Suite Compatível com o Firefox 57+

NOTE: Reddit Enhancement Suite is developed independently, and is not officially endorsed by or affiliated with reddit.

RES is a suite of tools to enhance your reddit browsing experience.

Avaliado com 5 de 5 estrelas (124)
222 664 utilizadores

Easy Access Reinício necessário

Allow an easy access to the system commands and other programs in your computer.

Avaliado com 4 de 5 estrelas (17)
194 006 utilizadores

Menu Wizard Reinício necessário

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

Avaliado com 5 de 5 estrelas (208)
173 772 utilizadores

Personas Plus

Personas (now known as lightweight themes) are free, easy-to-install "skins" for Firefox. Personas Plus extends that built-in functionality to give you even more control and easier access to new, popular, and your own favorite themes.

Avaliado com 3 de 5 estrelas (859)
169 064 utilizadores

MinimizeToTray revived Reinício necessário

Minimizes windows into the system tray.

Avaliado com 4 de 5 estrelas (341)
134 186 utilizadores

All-in-One Sidebar Reinício necessário

AiOS lets you open various windows as sidebar panels, and quickly switch between them. So it put an end to the window chaos! In addition to bookmarks and history it opens dialogues such as downloads, add-ons and more in the sidebar.

Avaliado com 5 de 5 estrelas (1 469)
126 017 utilizadores

Personal Menu (Personal Firefox Button) Reinício necessário

Bring back your personal and powerful Firefox Button!

Avaliado com 4 de 5 estrelas (384)
110 909 utilizadores

Status-4-Evar Reinício necessário

Status bar widgets and progress indicators for Firefox 4+

Avaliado com 5 de 5 estrelas (518)
108 511 utilizadores

Theme Font & Size Changer

Theme Font & Size Changer lets you change the global font size and font family used for the user interface in Firefox. Design your browser with your favorite font.

Avaliado com 5 de 5 estrelas (188)
97 186 utilizadores

MeasureIt Reinício necessário

Draw a ruler across any webpage to check the width, height, or alignment of page elements in pixels.

Avaliado com 4 de 5 estrelas (343)
96 014 utilizadores

R-kiosk Reinício necessário

Real Kiosk is a Firefox extension that defaults to full screen, disables all menus, toolbars, key commands and right button menus. Alt+Home still takes you home. ...

Avaliado com 4 de 5 estrelas (112)
90 294 utilizadores

Text Link Reinício necessário

Allows URI texts written in webpages to be loaded by double clicks.

Avaliado com 4 de 5 estrelas (292)
86 705 utilizadores

adaware ad block

By blocking annoying ads and nosy trackers, adaware ad block nearly doubles your browsing speed! And with the most robust antivirus-level cloud-scanning technology of any ad blocker on the market, you’ll be safe from the latest cyber-threats.

Avaliado com 4 de 5 estrelas (70)
85 328 utilizadores

Print Edit Reinício necessário

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.

Avaliado com 5 de 5 estrelas (309)
84 337 utilizadores

colorPicker

A very simple extension for learning web page colors. Copy the RGB or Hex color code of any pixel displayed in your browser to the clipboard (in CSS/HTML format). Similar in function to Internet Explorer's color picker.

Avaliado com 4 de 5 estrelas (47)
76 826 utilizadores