Firefox Power User Addons

by piker

41 Add-ons in this Collection

NoScript Security Suite by Giorgio Maone

Rated 4 out of 5 stars 2,408 reviews

1,599,211 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 1,896 reviews

1,074,446 users

See who’s tracking you online and protect your privacy with Ghostery.

Stylish - Custom themes for any website by userstyles.org

Rated 4 out of 5 stars 1,151 reviews

362,251 users

Stylish lets you customize any website with custom user styles (themes for websites). Choose from the largest userstyles library to change the color scheme, background, and skin for Google, Facebook, YouTube and many, many more sites.

Disconnect by Disconnect

Make the web faster, more private, and more secure.

Web Developer by chrispederick

Rated 4 out of 5 stars 408 reviews

294,394 users

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

FlashGot Mass Downloader by Giorgio Maone

Rated 5 out of 5 stars 709 reviews

433,211 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.

SQLite Manager by lazierthanthou

Rated 4 out of 5 stars 174 reviews

135,007 users

Manage any SQLite database on your computer.

User Agent Switcher by chrispederick

Rated 4 out of 5 stars 296 reviews

192,592 users

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

Flagfox by Dave G

Rated 5 out of 5 stars 753 reviews

290,100 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...

Self-Destructing Cookies by Ove

Rated 4 out of 5 stars 640 reviews

145,221 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.

Live HTTP Headers by Daniel Savard, Nikolas Co

Rated 4 out of 5 stars 192 reviews

83,744 users

View HTTP headers of a page and while browsing.

HttpFox by Martin Theimer

Rated 4 out of 5 stars 180 reviews

49,989 users

An HTTP analyzer addon for Firefox

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

Rated 5 out of 5 stars 333 reviews

96,616 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!

Flashblock by Philip Chee

Rated 4 out of 5 stars 1,149 reviews

180,582 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...

Status-4-Evar by Sparky Bluefang

Rated 5 out of 5 stars 556 reviews

103,085 users

Status bar widgets and progress indicators for Firefox 4+
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