Firefox Power User Addons

by piker

41 Add-ons in this Collection

NoScript Security Suite by Giorgio Maone

Rated 5 out of 5 stars 1,600 reviews

1,729,210 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 1,608 reviews

962,460 users

Increase your browsing privacy, protection, and speed.

FlashGot Mass Downloader by Giorgio Maone

Rated 5 out of 5 stars 553 reviews

482,222 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

216,394 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 900 reviews

380,428 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.

Disconnect by Disconnect

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

Flagfox by Dave G

Rated 5 out of 5 stars 689 reviews

334,910 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 4 out of 5 stars 83 reviews

143,056 users

Manage any SQLite database on your computer.

Web Developer by chrispederick

Rated 5 out of 5 stars 280 reviews

297,864 users

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

Flashblock by Philip Chee

Rated 4 out of 5 stars 1,142 reviews

283,655 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 613 reviews

260,458 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 177 reviews

85,216 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 263 reviews

102,951 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!

HttpFox by Martin Theimer

Rated 4 out of 5 stars 173 reviews

52,932 users

An HTTP analyzer addon for Firefox

Status-4-Evar by Sparky Bluefang

Rated 5 out of 5 stars 511 reviews

107,571 users

Status bar widgets and progress indicators for Firefox 4+
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