SeaMonkey Power User Addons

by piker

42 Add-ons in this Collection

NoScript Security Suite by Giorgio Maone

Rated 5 out of 5 stars 1,599 reviews

1,753,502 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 1,599 reviews

982,250 users

Increase your browsing privacy, protection, and speed.

FlashGot Mass Downloader by Giorgio Maone

Rated 5 out of 5 stars 553 reviews

493,852 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 277 reviews

225,393 users

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

Stylish by userstyles.org

Rated 4 out of 5 stars 898 reviews

389,295 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.

Flagfox by Dave G

Rated 5 out of 5 stars 688 reviews

343,935 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...

Web Developer by chrispederick

Rated 5 out of 5 stars 279 reviews

314,824 users

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

SQLite Manager by lazierthanthou

Rated 4 out of 5 stars 83 reviews

149,612 users

Manage any SQLite database on your computer.

Flashblock by Philip Chee

Rated 4 out of 5 stars 1,142 reviews

289,376 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...

Self-Destructing Cookies by Ove

Rated 4 out of 5 stars 611 reviews

261,554 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.

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

Rated 4 out of 5 stars 263 reviews

106,937 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!

Live HTTP Headers by Daniel Savard, Nikolas Co

Rated 4 out of 5 stars 177 reviews

89,651 users

View HTTP headers of a page and while browsing.

HttpFox by Martin Theimer

Rated 4 out of 5 stars 173 reviews

56,306 users

An HTTP analyzer addon for Firefox

Add-on Compatibility Reporter by Mozilla

Rated 4 out of 5 stars 193 reviews

66,797 users

Help make Firefox better. The Add-on Compatibility Reporter enables you to report if the Firefox add-ons that you're using are working properly (legacy add-ons only).

CacheViewer by benki

Rated 4 out of 5 stars 221 reviews

49,589 users

This extenion is GUI Front-end of "about:cache"...
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