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SearchPreview

The extension previously known as GooglePreview. Inserts preview images (thumbnails) and popularity ranks of web sites into the Google, Yahoo, Bing and DuckDuckGo search results pages.

Rated 4 out of 5 stars (381)
115,996 users

Print Edit Featured

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 (256)
111,418 users

Tree Style Tab

Show tabs like a tree.

Rated 4 out of 5 stars (1,149)
104,425 users

FoxTab

3D in your browser! FoxTab brings innovative 3D functionality to your Firefox.

New! Top Sites for FoxTab (aka Speed Dial).

Rated 4 out of 5 stars (1,615)
97,157 users

Theme Font & Size Changer No Restart Featured

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.

Rated 5 out of 5 stars (142)
96,555 users

Turn Off the Lights

The entire page will be fading to dark, so you can watch the video as if you were in the cinema.

Rated 5 out of 5 stars (237)
93,736 users

Custom Buttons

Gives a possibility to create custom toolbarbuttons...

Rated 4 out of 5 stars (82)
91,454 users

Scriptish

The greatest user script engine on the Internet (a fork of Greasemonkey).

Rated 4 out of 5 stars (108)
81,532 users

Tile Tabs

Displays tabs in tiled layouts in Firefox. Arrange tiles horizontally, vertically or in a grid. Resize tiles by dragging splitter bars. Tabs and links can be dragged to open in other tiles. Supports multiple tiled layouts. Works with tab groups.

Rated 5 out of 5 stars (214)
79,683 users

AniWeather

AniWeather = Animated Weather + Any Weather.

When it rains, it really does!

Rated 4 out of 5 stars (564)
76,450 users

R-kiosk

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. ...

Rated 4 out of 5 stars (96)
70,986 users

Zoom Page

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.

Rated 5 out of 5 stars (99)
70,482 users

colorPicker No Restart

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.

Rated 4 out of 5 stars (29)
66,750 users

Default FullZoom Level

Set Default FullZoom Level,
Toolbar buttons for Page zoom and Text zoom.

Rated 4 out of 5 stars (111)
61,128 users

Roomy Bookmarks Toolbar

Make your bookmarks bar better. Roomy Bookmarks Toolbar can: hide bookmarks/folders name(dock like), multirow, autohide and many another features(more than 20).
Customize your bookmarks bar using one add-on.

Rated 4 out of 5 stars (216)
60,038 users

Undo Closed Tabs Button Featured

Tired of going to History -> Recently Closed Tabs just to undo a closed tab? Then this extension is for you!

This extension allows you to undo closed tabs via a toolbar button or the right-click context menu.

Rated 4 out of 5 stars (350)
58,577 users

Extended Statusbar No Restart

A Statusbar with speed, percentage, time and loaded size (similar to Opera's one)

Rated 4 out of 5 stars (250)
58,518 users

Noia Fox options

Options manager and fixes for Noia Fox theme 3.x.x

Rated 5 out of 5 stars (8)
58,065 users

URL Fixer Plus RU and UA

Extended URL Fixer for RU and UA

Rated 4 out of 5 stars (20)
56,893 users

InstantFox Quick Search No Restart

Speed up your web search & search via your address bar

✔ get autocomplete ideas while typing
✔ get search results instantly as you type
✔ customize your own search-shortcuts

Instructional Video: http://y2u.be/W-BvOGf0kaM
Visit instantfox.net

Rated 5 out of 5 stars (561)
54,610 users