Useful Add-ons

by leoncub

15 Add-ons in this Collection

Firebug by Joe Hewitt, Jan Odvarko, others

Rated 5 out of 5 stars 1,793 reviews

2,285,369 users

Firebug integrates with Firefox to put a wealth of development tools at your fingertips while you browse. You can edit, debug, and monitor CSS, HTML, and JavaScript live in any web page...

User Agent Switcher by chrispederick

Rated 4 out of 5 stars 251 reviews

372,988 users

The User Agent Switcher extension adds a menu and a toolbar button to switch the user agent of a browser.

StumbleUpon by StumbleUpon

Rated 4 out of 5 stars 214 reviews

110,467 users

StumbleUpon is the easiest way to discover new and interesting photos, videos, web pages and more, recommended by a community of experts. Tell us what you are interested in and we recommend page after page of amazing stuff you’d never expect to see.

Multiple Tab Handler by Piro (piro_or)

Rated 4 out of 5 stars 165 reviews

19,762 users

Provides feature to close multiple tabs.

Linkification by y5

Rated 4 out of 5 stars 307 reviews

30,636 users

Converts text links into genuine, clickable links...

Chrome View by Lutz Issler

Rated 4 out of 5 stars 52 reviews

8,227 users

Open a page in Google Chrome (or SRware Iron) on Windows.

IE View Lite by Grayson Mixon

Rated 3 out of 5 stars 74 reviews

16,150 users

This is a cut down version of IE View by Paul Roub, which is 47.4 KB. All the same UI and features are there. It has a right click menu item to open a page in IE and a list of sites to always open in IE. It can close tabs automatically and send...

Searchbar Autosizer by Kevin Cox

Rated 4 out of 5 stars 186 reviews

10,928 users

Autosizes the searchbar as you type, cleans the query or reverts to your default search engine after submitting. Supports almost all themes and various search bar related extensions. Useful for saving space on a small screen.

Mozilla Labs - Prism by Mozilla Labs

Create Prism applications directly from Firefox

Chromifox Basic by falconer

Rated 5 out of 5 stars 779 reviews

5,824 users

Note from Mozilla: This add-on has been discontinued. Try FXChrome instead.

Chromifox Basic is a coat of chrome for Firefox.

Mozilla Labs - Jetpack Prototype by Mozilla Labs

Rated 4 out of 5 stars 27 reviews

221 users

Jetpack Prototype is an experiment in making it easy to build Firefox add-ons using common web technologies.

Fission by zeniko

Rated 4 out of 5 stars 376 reviews

5,435 users

Fission combines address bar and progress bar (Safari style). This makes the progress bar more visible and allows for a nice visual effect.

Hide Caption by GOLF-AT

Rated 4 out of 5 stars 380 reviews

104 users

An extension to hide the caption of Firefox, displays Minimize, Maximize/Restore and Close buttons on the menubar/nav-bar, and includes "Tiny Menu" function. This extension also provides "Bookmarks" and "Histroys" buttons with popup menu.

Organize Status Bar by y5

Rated 4 out of 5 stars 264 reviews

6,655 users

This extension will enable you to organize your status bar icons. You can now rearrange or remove any item (icon or text) in the Firefox status bar. If your status bar is full and cluttered like mine was, give this a try.

Chromifox Companion by Triton

Rated 4 out of 5 stars 40 reviews

1,731 users

Chromifox Companion configures Chromifox Extreme themes with Chrome like features.

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