Zoom Page Requires Restart

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 (162)
80,382 users

Menu Wizard Requires Restart Featured

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 (185)
79,078 users


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 (42)
78,037 users

SearchPreview Requires Restart

The main feature of SearchPreview is to enhance your search results pages. It inserts site preview images (thumbnails), popularity ranks and sponsored links (where available) into Google™, DuckDuckGo™, Yahoo™ and Bing™ searches.

Rated 4 out of 5 stars (395)
76,923 users

Tile Tabs Requires Restart

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 (254)
71,865 users

URL Fixer Plus RU and UA Requires Restart

Extended URL Fixer for RU and UA

Rated 4 out of 5 stars (20)
70,735 users

Updated Ad Blocker for Firefox 11+ Requires Restart

It blocks ads on the web pages you visit including Youtube, Hulu, TwitchTV/JustinTV, most Major News Sites(cnn/fox/nbc/msnbc) and many more. Ads from services like Google AdSense Yahoo DoubleClick It also blocks the GoogleAnalytics tracking script.

Rated 3 out of 5 stars (52)
68,739 users

Forecastfox (fix version) Requires Restart Featured

Get international weather forecasts from and display them in any toolbar or statusbar with this highly customizable and unobtrusive extension.

Now Available for: Firefox, Thunderbird and SeaMonkey!

Rated 5 out of 5 stars (214)
66,300 users

Custom Buttons Requires Restart

Gives a possibility to create custom toolbarbuttons...

Rated 4 out of 5 stars (113)
64,242 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 (285)
63,115 users

Flash Control

Controls as and when to display the Flash player and the HTML5 player.

Rated 4 out of 5 stars (66)
61,604 users

Roomy Bookmarks Toolbar Requires Restart

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 (287)
60,555 users

Scriptish Requires Restart

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

Rated 4 out of 5 stars (119)
58,023 users

I don't care about cookies

Get rid of annoying cookie warnings from almost all 'infected' websites!

Rated 5 out of 5 stars (70)
54,256 users

Default FullZoom Level Requires Restart

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

Rated 4 out of 5 stars (124)
52,364 users

Undo Closed Tabs Button Requires Restart

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 (372)
46,139 users

New Tab Tools Featured

Customizes the new tab page. Add more tiles. Add the launcher from Firefox start. Have a background image. Set new tile images and titles. See recently closed tabs. And more...

Rated 4 out of 5 stars (223)
45,381 users

Disable Anti-Adblock Requires Restart

Disables anti-adblocker scripts

Rated 4 out of 5 stars (45)
44,467 users

Extended Statusbar

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

Rated 4 out of 5 stars (257)
41,925 users

Classic Toolbar Buttons Featured

'Classic Toolbar Buttons' add-on restores old toolbar button ui (known from Fx 4-7s small view, Fx 4-12s large view & Tb 5-14) for current Firefox, Thunderbird and Seamonkey versions.

Beta builds on versions page!

Rated 5 out of 5 stars (155)
38,558 users