SeaMonkey

by Zulkarnain K.

45 Add-ons in this Collection

Adblock Plus by Wladimir Palant

Rated 5 out of 5 stars 4,812 reviews

20,651,849 users

Blocks annoying video ads on YouTube, Facebook ads, banners and much more.

Adblock Plus blocks all annoying ads, and supports websites by not blocking unobtrusive ads by default (configurable).

DownThemAll! by Nils Maier, Federico Parodi, others

Rated 4 out of 5 stars 1,735 reviews

1,296,188 users

The first and only download manager/accelerator built inside Firefox!

NoScript Security Suite by Giorgio Maone

Rated 5 out of 5 stars 1,574 reviews

2,149,875 users

The best security you can get in a web browser!
Allow active content to run only from sites you trust, and protect yourself against XSS and Clickjacking attacks.

Ghostery by Ghostery

Rated 4 out of 5 stars 1,305 reviews

1,465,241 users

Enjoy a faster, safer and cleaner browsing experience.

Stylish by Jason Barnabe

Rated 4 out of 5 stars 814 reviews

483,686 users

Restyle the web with Stylish, a user styles manager. Stylish lets you easily install themes and skins for Google, Facebook, YouTube, Tumblr, and many, many other sites. You can even customize Firefox and other programs themselves.

User Agent Switcher by chrispederick

Rated 4 out of 5 stars 262 reviews

343,103 users

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

Web Developer by chrispederick

Rated 5 out of 5 stars 228 reviews

496,491 users

The Web Developer extension adds various web developer tools to the browser.

SQLite Manager by lazierthanthou

Rated 5 out of 5 stars 47 reviews

199,744 users

Manage any SQLite database on your computer.

ColorZilla by Alex Sirota

Rated 5 out of 5 stars 306 reviews

274,004 users

Advanced Eyedropper, Color Picker, Gradient Generator and other colorful goodies...

Live HTTP Headers by Daniel Savard, Nikolas Co

Rated 4 out of 5 stars 168 reviews

153,947 users

View HTTP headers of a page and while browsing.

HttpFox by Martin Theimer

Rated 4 out of 5 stars 166 reviews

89,060 users

An HTTP analyzer addon for Firefox

JavaScript Deobfuscator by Wladimir Palant

Rated 5 out of 5 stars 20 reviews

55,515 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.

Image Zoom by Jason Adams

Rated 4 out of 5 stars 338 reviews

151,491 users

Adds zoom and rotation functionality for images...

Add-ons Manager Context Menu by Zulkarnain K.

Rated 5 out of 5 stars 33 reviews

18,121 users

Add more items to Add-ons Manager context menu.

Saved Password Editor by Daniel Dawson

Rated 5 out of 5 stars 223 reviews

92,262 users

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