SeaMonkey

by Zulkarnain K.

43 Add-ons in this Collection

Adblock Plus by Wladimir Palant

Rated 5 out of 5 stars 5,808 reviews

14,030,231 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).

NoScript Security Suite by Giorgio Maone

Rated 5 out of 5 stars 1,630 reviews

1,722,323 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.

DownThemAll! by Nils Maier, Federico Parodi, others

Rated 4 out of 5 stars 1,881 reviews

922,162 users

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

Ghostery by Ghostery

Rated 5 out of 5 stars 1,644 reviews

972,110 users

Increase your browsing privacy, protection, and speed.

Stylish by userstyles.org

Rated 4 out of 5 stars 908 reviews

376,621 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 278 reviews

207,060 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 284 reviews

290,851 users

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

SQLite Manager by lazierthanthou

Rated 4 out of 5 stars 84 reviews

140,128 users

Manage any SQLite database on your computer.

ColorZilla by Alex Sirota

Rated 4 out of 5 stars 387 reviews

169,077 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 180 reviews

83,650 users

View HTTP headers of a page and while browsing.

QuickNote by Leszek Życzkowski, Jed Brown, others

Rated 5 out of 5 stars 175 reviews

22,262 users

A simple note-taking extension.

HttpFox by Martin Theimer

Rated 4 out of 5 stars 173 reviews

50,881 users

An HTTP analyzer addon for Firefox

Saved Password Editor by Daniel Dawson

Rated 5 out of 5 stars 277 reviews

74,327 users

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

Image Zoom by Jason Adams

Rated 4 out of 5 stars 343 reviews

92,848 users

Adds zoom and rotation functionality for images...

Private Tab by Infocatcher

Rated 5 out of 5 stars 254 reviews

47,705 users

Adds private tabs.
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