My Favorite Add-ons

by Zulkarnain K.

130 Add-ons in this Collection

QuickNote by Leszek Życzkowski, Jed Brown, others

Rated 5 out of 5 stars 178 reviews

25,973 users

A simple note-taking extension.

Live HTTP Headers by Daniel Savard, Nikolas Co

Rated 4 out of 5 stars 172 reviews

123,000 users

View HTTP headers of a page and while browsing.

JSONView by Ben Hollis

Rated 5 out of 5 stars 170 reviews

96,455 users

View JSON documents in the browser.

Save Link in Folder by Achim Seufert

Rated 4 out of 5 stars 43 reviews

4,169 users

Easily save links in personally customized...

TabSubmit by Kai Liu

Rated 5 out of 5 stars 14 reviews

5,163 users

Lets the user direct the submission of a form to a new tab or window. [Bug #17754]

HttpFox by Martin Theimer

Rated 4 out of 5 stars 170 reviews

70,388 users

An HTTP analyzer addon for Firefox

New Tab Tools by Geoff Lankow

Rated 4 out of 5 stars 230 reviews

43,056 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 346 reviews

131,635 users

Adds zoom and rotation functionality for images...

Private Tab by Infocatcher

Rated 5 out of 5 stars 232 reviews

64,031 users

Adds private tabs.

Download Manager Tweak by squashr1979, andman42

Rated 4 out of 5 stars 433 reviews

53,826 users

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

JavaScript Deobfuscator by Wladimir Palant

Rated 5 out of 5 stars 20 reviews

43,061 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.

Saved Password Editor by Daniel Dawson

Rated 5 out of 5 stars 235 reviews

85,812 users

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

Html Validator by Marc Gueury

Rated 4 out of 5 stars 216 reviews

43,530 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

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

Rated 4 out of 5 stars 91 reviews

74,969 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.

Cookie Monster by s1tony

Rated 4 out of 5 stars 270 reviews

38,754 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.
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