Power User Add-ons

by AviHD

17 Add-ons in this Collection

Adblock Plus by Wladimir Palant

Rated 5 out of 5 stars 4,857 reviews

19,743,763 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).

Video DownloadHelper by mig

Rated 4 out of 5 stars 7,021 reviews

4,344,104 users

The easy way to download and convert Web videos from hundreds of YouTube-like sites.

Greasemonkey by Anthony Lieuallen, Aaron Boodman, others

Rated 4 out of 5 stars 1,008 reviews

1,205,957 users

Customize the way a web page displays or behaves, by using small bits of JavaScript.

NoScript Security Suite by Giorgio Maone

Rated 5 out of 5 stars 1,576 reviews

2,078,694 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.

Google Translate, ImTranslator, Dictionary, TTS by Smart Link Corporation

Rated 4 out of 5 stars 461 reviews

318,875 users

COMPLETELY REDESIGNED TRANSLATOR FOR FIREFOX
ImTranslator translates text, words, webpages between more than 90 languages.
NEW: Inline Translator, Dictionary, access to Google Translate, Microsoft Translator. Unique on the fly localization.

Tab Mix Plus by onemen, Gary Reyes

Rated 4 out of 5 stars 2,613 reviews

776,263 users

Tab Mix Plus enhances Firefox's tab browsing capabilities. It includes such features as duplicating tabs, controlling tab focus, tab clicking options, undo closed tabs and windows, plus much more. It also includes a full-featured session manager.

Flagfox by Dave G

Rated 5 out of 5 stars 664 reviews

478,411 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...

Element Hiding Helper for Adblock Plus by Wladimir Palant

Rated 5 out of 5 stars 451 reviews

579,907 users

Fight the text ads! Element Hiding Helper is a companion extension for Adblock Plus meant to make creating element hiding rules easier.

Xmarks Sync by Xmarks Inc.

Rated 4 out of 5 stars 2,574 reviews

300,827 users

Xmarks is the #1 bookmarking and open tab add-on. Keep your bookmarks, and open tabs backed up and synchronized across computers and browsers. Mobile phones with Premium access. Utilize LastPass to sync passwords!

FEBE by Chuck_Baker

Rated 4 out of 5 stars 661 reviews

105,832 users

FEBE (Firefox Environment Backup Extension) allows you to quickly and easily backup your Firefox extensions. In fact, it goes beyond just backing up -- It will actually rebuild your extensions individually into installable .xpi files.

NASA Night Launch by mcdavis

Rated 4 out of 5 stars 728 reviews

79,510 users

Dark theme for Firefox. Inspired by the night launch of STS-116.

SkipScreen -- download helper, now for sale... by Skipscreen

Rated 4 out of 5 stars 631 reviews

78,608 users

We’re sorry to say we can’t maintain Skipscreen anymore. We’d love to see someone carry on with it. If you’d like to buy Skipscreen, or otherwise find it a good home, please contact us at admin@worcesterllc.com.

Download Statusbar by C.J.

Download Now

Experimental

Rated 4 out of 5 stars 1,460 reviews

275,695 users

View and manage downloads from a tidy statusbar - without the download window getting in the way of your web browsing.

Thanks Tekzilla for your awesome review! Click here to see their video: http://youtu.be/BUDqWrJ-Vao

AutoCopy by Autocopy, Michael Lidman

Download Now

Experimental

Rated 4 out of 5 stars 525 reviews

15,323 users

Select text and it's automatically copied to the clipboard. Also pastes on middle click.

CustomizeGoogle by CustomizeGoogle

Download Now

Experimental

Rated 4 out of 5 stars 371 reviews

4,483 users

CustomizeGoogle enhances Google by adding information and removing unwanted information.
  1. 1
  2. 2
Results 115 of 17

What are Collections?

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

Explore Collections