My Favorite Add-ons

by Zulkarnain K.

130 Add-ons in this Collection

Live HTTP Headers by Daniel Savard, Nikolas Co

Rated 4 out of 5 stars 170 reviews

138,251 users

View HTTP headers of a page and while browsing.

JSONView by Ben Hollis

Rated 5 out of 5 stars 164 reviews

107,218 users

View JSON documents in the browser.

Save Link in Folder by Achim Seufert

Rated 4 out of 5 stars 43 reviews

4,234 users

Easily save links in personally customized...

HttpFox by Martin Theimer

Rated 4 out of 5 stars 168 reviews

81,036 users

An HTTP analyzer addon for Firefox

New Tab Tools by Geoff Lankow

Rated 4 out of 5 stars 215 reviews

42,750 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...

Download Manager Tweak by squashr1979, andman42

Rated 4 out of 5 stars 430 reviews

57,858 users

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

QuickNote by Leszek Życzkowski, Jed Brown, others

Rated 5 out of 5 stars 173 reviews

26,392 users

A simple note-taking extension.

Image Zoom by Jason Adams

Rated 4 out of 5 stars 343 reviews

138,560 users

Adds zoom and rotation functionality for images...

Saved Password Editor by Daniel Dawson

Rated 5 out of 5 stars 230 reviews

87,550 users

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

JavaScript Deobfuscator by Wladimir Palant

Rated 5 out of 5 stars 20 reviews

48,855 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 219 reviews

66,477 users

Adds private tabs.

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

Rated 4 out of 5 stars 90 reviews

85,892 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.

Html Validator by Marc Gueury

Rated 4 out of 5 stars 215 reviews

47,944 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

Add to Search Bar by Dr. Evil

Rated 5 out of 5 stars 643 reviews

72,691 users

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

RefControl by James Abbatiello

Rated 4 out of 5 stars 185 reviews

75,583 users

Control what gets sent as the HTTP Referer on a per-site basis.
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