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Flash Gestures No Restart

Use your favorite mouse gesture add-on and Firefox hotkeys on plugins like Flash Player.

Rated 5 out of 5 stars (15)
13,541 users
Updated May 26, 2015

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 (147)
91,236 users
Updated May 26, 2015

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 (118)
67,732 users
Updated May 25, 2015

lolifox - Fierr MOD

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

Rated 5 out of 5 stars (15)
4,318 users
Updated May 23, 2015

Dark YouTube Theme No Restart

Shut down the lights on YouTube.
Enjoy!

Rated 4 out of 5 stars (23)
14,023 users
Updated May 23, 2015

The Fox, Only Better No Restart Featured

Australis, the new Firefox theme, made a great browser look awesome. And now it will also feel awesome using it!

Rated 5 out of 5 stars (213)
45,862 users
Updated May 22, 2015

Toggle System Colors No Restart

Use CTRL-SHIFT-C to toggle system colors on and off

Not yet rated
46 users
Updated May 21, 2015

QIRIMTATARCA Til Destesi (Crimean Tatar Lang Pack)

Firefoxnı QIRIMTATARCALAŞTIRIR.

Diger sürümler (meselâ, közden keçirilmesini beklegenler) mındadır:
https://addons.mozilla.org/en-US/firefox/addon/QIRIMTATARCA-til-destesi/versions/

Rated 5 out of 5 stars (2)
3 users
Updated May 21, 2015

GNOME Theme Tweak No Restart

Extension for customizing GNOME theme.

Rated 4 out of 5 stars (13)
5,062 users
Updated May 21, 2015

Cookie Controller

Buttons for managing site cookie permissions, switching global cookie permissions on and off, browsing cookies, and removing cookies. The same functions are included for local and session storage.

Rated 5 out of 5 stars (64)
25,770 users
Updated May 21, 2015

Advanced Sequenced URL Flipper-Navigator No Restart

Under construction!
Navigate easiest web sites with sequenced urls just with one click

Not yet rated
2 users
Updated May 21, 2015

Page Title in URL Bar No Restart

Show page title in URL Bar.

Rated 4 out of 5 stars (16)
1,035 users
Updated May 20, 2015

Blend In

Blends OS-related values in User-Agent HTTP request header & a number of JS properties, so that Firefox (Thunderbird) appears to sites visited as running on the OS used the most in the world. Thunderbird can also be blended in as Firefox.

Rated 4 out of 5 stars (9)
929 users
Updated May 19, 2015

Rebrand

This wizard creates an XPI that rebrands Firefox, SeaMonkey or Thunderbird. You can change the brand name as well as the brand images and icons.

Rated 4 out of 5 stars (12)
933 users
Updated May 19, 2015

Pic Style - Checkerboard

Add a checkerboard background on Firefox view image pages to help show image transparency.

Rated 5 out of 5 stars (6)
49 users
Updated May 19, 2015

ImgViewerPlus No Restart

ImgViewerPlus(Image Viewer Plus) adds zoom, rotate, flip and light switch capabilities with smooth animations to Firefox image viewer. It also makes background and light colors customizable.

Rated 4 out of 5 stars (16)
819 users
Updated May 19, 2015

Sidebars List No Restart

Adds drop-down list to switch sidebars

Rated 5 out of 5 stars (14)
712 users
Updated May 19, 2015

Synesthesia simulator No Restart

Synesthesia simulator: changes the colors of letters according to a stylesheet.

Not yet rated
3 users
Updated May 18, 2015

Sticky Notes No Restart

Put sticky notes on the web page

Rated 4 out of 5 stars (33)
2,567 users
Updated May 18, 2015

Kill It No Restart

Kill Ads and Slide-Ins

Not yet rated
91 users
Updated May 17, 2015