My Favorite Add-ons

by Zulkarnain K.

126 Add-ons in this Collection

Live HTTP Headers by Daniel Savard, Nikolas Co

Rated 4 out of 5 stars 170 reviews

117,472 users

View HTTP headers of a page and while browsing.

QuickNote by Leszek Życzkowski, Jed Brown, others

Rated 5 out of 5 stars 170 reviews

27,112 users

A simple note-taking extension.

HttpFox by Martin Theimer

Rated 4 out of 5 stars 172 reviews

70,719 users

An HTTP analyzer addon for Firefox

Save Link in Folder by Achim Seufert

Rated 4 out of 5 stars 44 reviews

3,727 users

Easily save links in personally customized...

JSONView by Ben Hollis

Rated 5 out of 5 stars 176 reviews

102,564 users

View JSON documents in the browser.

New Tab Tools by Geoff Lankow

Rated 4 out of 5 stars 217 reviews

42,155 users

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...

Image Zoom by Jason Adams

Rated 4 out of 5 stars 341 reviews

118,987 users

Adds zoom and rotation functionality for images...

JavaScript Deobfuscator by Wladimir Palant

Rated 5 out of 5 stars 21 reviews

42,794 users

This add-on shows you what JavaScript code runs on a web page, even if it is obfuscated and generated on the fly. Simply open JavaScript Deobfuscator from the Web Developer menu and watch the scripts being compiled/executed.

Private Tab by Infocatcher

Rated 5 out of 5 stars 241 reviews

60,810 users

Adds private tabs.

Download Manager Tweak by squashr1979, andman42

Rated 4 out of 5 stars 388 reviews

45,816 users

Allows the download manager to also open in a tab or sidebar, and adds some optional display changes.

Pearl Crescent Page Saver screenshot tool by Kathleen Brade, Mark Smith

Rated 4 out of 5 stars 82 reviews

76,947 users

Save an image of a web page (including Flash content) to a file. Web page screenshots may be captured interactively or from the command line. Options allow you to control the output format (PNG or JPEG), image file name, scaling, and much more.

Saved Password Editor by Daniel Dawson

Rated 5 out of 5 stars 253 reviews

84,450 users

Adds the ability to create and edit entries in the password manager.

Html Validator by Marc Gueury

Rated 4 out of 5 stars 218 reviews

42,714 users

HTML Validator is a Mozilla extension that adds HTML validation inside Firefox and Mozilla. The number of errors of a HTML page is seen on the form of an icon

For Online HTML 5 validation, you need 0.962
http://users.skynet.be/mgueury/mozilla

Cookie Monster by s1tony

Rated 4 out of 5 stars 239 reviews

36,215 users

Cookie Monster provides proactive cookie management on a site or domain level basis, including 3rd party cookies. Via the Toolbar, it provides easy access to enhanced cookie functionality, while doing so in a non-intrusive manner.

Add to Search Bar by Dr. Evil

Rated 5 out of 5 stars 628 reviews

64,745 users

Make any pages' search functionality available in the Search Bar (or "search box")...
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