SeaMonkey Power User Addons

by piker

43 Add-ons in this Collection

NoScript Security Suite by Giorgio Maone

Rated 5 out of 5 stars 1,580 reviews

2,075,425 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 5 out of 5 stars 1,263 reviews

1,419,668 users

Increase your browsing privacy, protection, and speed.

FlashGot Mass Downloader by Giorgio Maone

Rated 5 out of 5 stars 533 reviews

796,905 users

Download all the links, movies and audio clips of a page at the maximum speed with a single click, using the most popular, lightweight and reliable external download managers.

User Agent Switcher by chrispederick

Rated 4 out of 5 stars 263 reviews

334,728 users

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

Flashblock by Philip Chee

Rated 4 out of 5 stars 1,211 reviews

548,508 users

Never be annoyed by a Flash animation again! Blocks Flash so it won't get in your way, but if you want to see it, just click on...

Web Developer by chrispederick

Rated 5 out of 5 stars 235 reviews

471,833 users

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

Flagfox by Dave G

Rated 5 out of 5 stars 655 reviews

494,466 users

Displays a country flag depicting the location of the current website's server and provides a multitude of tools such as site safety checks, whois, translation, similar sites, validation, URL shortening, and more...

SQLite Manager by lazierthanthou

Rated 5 out of 5 stars 51 reviews

193,492 users

Manage any SQLite database on your computer.

Self-Destructing Cookies by Ove

Rated 4 out of 5 stars 502 reviews

189,866 users

Fix the web. Gets rid of a site's cookies and LocalStorage as soon as you close its tabs. Protects against trackers and zombie-cookies. Trustworthy services can be whitelisted.

Stylish by Jason Barnabe

Rated 4 out of 5 stars 817 reviews

459,466 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.

HttpFox by Martin Theimer

Rated 4 out of 5 stars 168 reviews

85,678 users

An HTTP analyzer addon for Firefox

Live HTTP Headers by Daniel Savard, Nikolas Co

Rated 4 out of 5 stars 168 reviews

147,599 users

View HTTP headers of a page and while browsing.

Mozilla Archive Format, with MHT and Faithful Save by Christopher Ottley, Paolo Amadini

Rated 4 out of 5 stars 310 reviews

157,231 users

— Open web pages saved with Internet Explorer or other browsers (MHT)
— Save many tabs, video and audio reliably, in a single ZIP file (MAFF)
— Return to the original site you saved a page from, and more!

Image Zoom by Jason Adams

Rated 4 out of 5 stars 340 reviews

145,871 users

Adds zoom and rotation functionality for images...

RefControl by James Abbatiello

Rated 4 out of 5 stars 183 reviews

80,956 users

Control what gets sent as the HTTP Referer on a per-site basis.
  1. 1
  2. 2
  3. 3
Results 115 of 43

What are Collections?

Collections are groups of related add-ons that anyone can create and share.

Explore Collections

More by this User

See all collections by this user