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by kei

51 Add-ons in this Collection

Adblock Plus by Wladimir Palant

Rated 5 out of 5 stars 4,928 reviews

20,514,431 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 5,546 reviews

4,712,439 users

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

DownThemAll! by Nils Maier, Federico Parodi, others

Rated 5 out of 5 stars 1,598 reviews

1,369,606 users

The first and only download manager/accelerator built inside Firefox!

Greasemonkey by Anthony Lieuallen, Aaron Boodman, others

Rated 4 out of 5 stars 956 reviews

1,259,732 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 1,496 reviews

2,212,891 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.

LastPass Password Manager by LastPass, Andrew Zitnay

Rated 4 out of 5 stars 1,227 reviews

468,979 users

LastPass, an award-winning password manager, saves your passwords and gives you secure access from every computer and mobile device.

User Agent Switcher by chrispederick

Rated 4 out of 5 stars 248 reviews

383,639 users

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

Element Hiding Helper for Adblock Plus by Wladimir Palant

Rated 5 out of 5 stars 458 reviews

750,890 users

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

ImTranslator - Google Translator, Dictionary, TTS by Smart Link Corporation

Rated 4 out of 5 stars 424 reviews

339,019 users

MORE THAN 22 MILLION DOWNLOADS
ImTranslator provides translation powered by Google Translate, Microsoft, Babylon for 70+ languages. It includes Translator, Dictionary, Text-to-Speech, Back Translation.
Video Tutorial: http://youtu.be/qyLyFkQuMGU

NetVideoHunter by netvideohunter

Rated 4 out of 5 stars 359 reviews

266,566 users

This add-on is a downloader that lets you easily download videos from sites like Youtube, Facebook, Metacafe, Dailymotion, Break, VKontakte and music for example from SoundCloud, Grooveshark and from many other sites...

Tab Mix Plus by onemen, Gary Reyes

Rated 4 out of 5 stars 2,525 reviews

924,118 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.

FoxyProxy Standard by Eric H. Jung, groeg, others

Rated 4 out of 5 stars 342 reviews

301,862 users

FoxyProxy is an advanced proxy management tool that completely replaces Firefox's limited proxying capabilities. For a simpler tool and less advanced configuration options, please use FoxyProxy Basic.

FireFTP by Mime Čuvalo

Rated 4 out of 5 stars 930 reviews

562,083 users

FireFTP is a free, secure, cross-platform FTP/SFTP client for Mozilla Firefox which provides easy and intuitive access to FTP/SFTP servers.

Check out my new project, FireSSH!

Password Exporter by Justin Scott (fligtar), Jorge Villalobos

Rated 4 out of 5 stars 319 reviews

184,251 users

This extension allows you to export your saved passwords and disabled login hosts using XML or CSV files that can be imported later.

Webmail Ad Blocker by Jason

Rated 4 out of 5 stars 187 reviews

130,847 users

Expand your email area by blocking and removing ads on the right hand side of the screen when using Gmail, Hotmail, Outlook.com and Yahoo Mail.
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