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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 em 4 de 5 estrelas (2 627)
720 634 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 em 4 de 5 estrelas (856)
414 010 utilizadores

Classic Theme Restorer Reinício necessário

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

All builds & changelogs on versions page!

Avaliado em 5 de 5 estrelas (1 160)
394 184 utilizadores

FireGestures Reinício necessário Em destaque

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

Avaliado em 4 de 5 estrelas (963)
311 190 utilizadores

Easy Access Reinício necessário

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

Avaliado em 4 de 5 estrelas (17)
265 314 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 em 3 de 5 estrelas (939)
247 499 utilizadores

Reddit Enhancement Suite

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 em 5 de 5 estrelas (114)
221 855 utilizadores

MinimizeToTray revived Reinício necessário

Minimizes windows into the system tray.

Avaliado em 5 de 5 estrelas (332)
185 826 utilizadores

NoSquint Reinício necessário

NoSquint is no longer maintained. :(

Avaliado em 5 de 5 estrelas (510)
166 470 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 em 5 de 5 estrelas (1 555)
160 926 utilizadores

Status-4-Evar Reinício necessário

Status bar widgets and progress indicators for Firefox 4+

Avaliado em 5 de 5 estrelas (556)
127 785 utilizadores

Text Link Reinício necessário

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

Avaliado em 4 de 5 estrelas (299)
117 348 utilizadores

MeasureIt Reinício necessário

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

Avaliado em 4 de 5 estrelas (358)
107 235 utilizadores

Print Edit Reinício necessário Em destaque

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 em 5 de 5 estrelas (312)
106 670 utilizadores

Tree Style Tab Reinício necessário

Show tabs like a tree.

Avaliado em 4 de 5 estrelas (1 379)
97 588 utilizadores

The Addon Bar (Restored)

Gives you a place to put all your add-on buttons without over-crowding the navigation bar.

Avaliado em 5 de 5 estrelas (337)
92 465 utilizadores

Theme Font & Size Changer Em destaque

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 em 4 de 5 estrelas (239)
92 424 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 em 4 de 5 estrelas (108)
92 293 utilizadores

Webmail Ad Blocker Em destaque

Expand your email area by blocking and removing ads on the right hand side of the screen when using Gmail, Hotmail, Outlook.com and Yahoo Mail.

Avaliado em 4 de 5 estrelas (209)
91 247 utilizadores

Zoom Page Reinício necessário

Full featured zoom manager with independent page and image zoom modes. Choose from four zoom modes: Default Zoom, Fit-To-Width, Default Zoom + Site Specific or Fit-To-Width + Site Specific. Button style and zoom levels are fully configurable.

Avaliado em 5 de 5 estrelas (165)
77 351 utilizadores