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FindBar Tweak No Restart Featured

Anything between simple tweaks such as placing the findbar in the top corner, to the powerful "Find in All Tabs" tool, FindBar Tweak will make your find toolbar "just right"!

Rated 5 out of 5 stars (131)
27,204 users

Theme Font & Size Changer 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 (112)
86,591 users

OmniSidebar No Restart

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 (35)
6,390 users

Classic Toolbar Buttons No Restart 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 on Windows.

Beta builds on versions page!

Rated 5 out of 5 stars (78)
30,449 users

Classic Theme Restorer (Customize Australis)

Restore squared tabs, appmenu, add-ons bar, small button view and more on Australis UI (Windows/MacOSX/Linux + Fx 29+).

v1.1.8 and 1.1.9 beta builds on versions page!

Rated 5 out of 5 stars (104)
7,575 users

SettingSanity

Re-adds the options to disable Images, JavaScript, and the Tab Bar in the Options window.

Rated 5 out of 5 stars (32)
8,052 users

Old Default Image Style No Restart

Restores the default image style used for top-level images in previous versions of Firefox.

Rated 5 out of 5 stars (83)
12,241 users

GlassMyFox No Restart

Glass your Firefox gui with GlassMyFox (only possible on Windows 7 and Vista when AeroGlass is enabled). See instructions inside add-on description how to enable Glass on Windows 8.

Rated 5 out of 5 stars (93)
19,790 users

SmoothWheel Featured

Scrolls the page smoothly when scrolling the mouse wheel (or keyboard arrows if enabled).

Rated 5 out of 5 stars (226)
58,982 users

Turn Off the Lights Featured

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 (172)
106,569 users

Yahoo Mail Hide Ad Panel No Restart

Permanently hides the Ads panel in the right side of New Yahoo! Mail, the 'Sponsored' email at the Top, and ads at the Left to give you a full-width Premium email experience for free! The other option, of course is to pay $50 a year to Yahoo! Inc. :)

Rated 5 out of 5 stars (18)
4,547 users

lolifox - Fierr MOD

Replaces the error page with a lolifox appearance with additional features.

Rated 5 out of 5 stars (17)
4,564 users

InstantFox Quick Search No Restart Featured

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 (381)
78,628 users

Vimperator

Make Firefox look and behave like Vim

Rated 5 out of 5 stars (149)
29,385 users

The Addon Bar (restored) No Restart

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

Rated 5 out of 5 stars (24)
1,901 users

NewScrollbars (aka NoiaScrollbars)

The "NewScrollbars"-extension replaces the default scrollbars of Firefox and Thunderbird with colorized ones (partly) known from "Noia themes".

Rated 5 out of 5 stars (57)
12,300 users

bug447571 (Expand bookmarks toolbar)

Workaround Bug 447571 and Bug 449736 for Firefox 3.0.x and 3.5.x
Workaround Bug 542848 and Bug 544227 for Firefox 3.6.x

Rated 5 out of 5 stars (56)
106 users

Black Google Theme

Dark style for Google.

Rated 5 out of 5 stars (15)
9,574 users

Prevent Tab Overflow No Restart Featured

Make sure your tabs stay visible all the time.

Rated 5 out of 5 stars (34)
13,053 users

Classic Reload-Stop-Go Button GUI No Restart

Enable old "Reload-Stop-Go"-buttons GUI (on urlbar) like it was on Firefox 4-8.

Rated 5 out of 5 stars (14)
1,592 users