Essential Firefox Add-Ons

by Homo Cyberneticus

41 Add-ons in this Collection

Adblock Plus by Wladimir Palant

Rated 5 out of 5 stars 4,826 reviews

21,440,046 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 5,110 reviews

5,471,677 users

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

Firebug by Joe Hewitt, Jan Odvarko, others

Rated 5 out of 5 stars 1,759 reviews

2,551,484 users

Firebug integrates with Firefox to put a wealth of development tools at your fingertips while you browse. You can edit, debug, and monitor CSS, HTML, and JavaScript live in any web page...

NoScript Security Suite by Giorgio Maone

Rated 5 out of 5 stars 1,459 reviews

2,252,661 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.

Greasemonkey by Anthony Lieuallen, Aaron Boodman, others

Rated 4 out of 5 stars 941 reviews

1,337,982 users

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

Element Hiding Helper for Adblock Plus by Wladimir Palant

Rated 5 out of 5 stars 434 reviews

866,786 users

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

Flashblock by Philip Chee

Rated 4 out of 5 stars 1,125 reviews

851,110 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...

QuickJava by Doug G

Rated 5 out of 5 stars 244 reviews

278,985 users

Allows quick enable and disable of Java, Javascript, Cookies, Image Animations, Flash, Silverlight, Images, Stylesheets and Proxy from the Toolbar. This is great for increasing security or decreasing bandwidth.

Flagfox by Dave G

Rated 5 out of 5 stars 621 reviews

716,742 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...

Pocket by Read It Later, Inc

Rated 4 out of 5 stars 1,063 reviews

267,144 users

When you find something on the web that you want to view later, put it in Pocket. It automatically syncs to your phone, tablet or computer so you can view it at any time, even without an internet connection.

Session Manager by Michael Kraft

Rated 4 out of 5 stars 536 reviews

285,212 users

Session Manager saves and restores the state of all or some windows - either when you want it or automatically at startup and after crashes. It can also automatically save the state of open windows individually.

Password Exporter by Justin Scott (fligtar), Jorge Villalobos

Rated 4 out of 5 stars 297 reviews

186,714 users

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

ColorfulTabs by Shivanand Sharma

Rated 4 out of 5 stars 966 reviews

252,690 users

The most beautiful yet the simplest add-on that makes a strong colorful appeal. Colors every tab in a different color and makes them easy to distinguish while beautifying the overall appearance of the interface. For Seamonkey & Flock. An essential. F...

MEGA extension by MEGA

Download Now

Experimental

Rated 4 out of 5 stars 123 reviews

121,974 users

Install the MEGA Firefox extension for vastly improved download performance. It will allow you to batch-download an unlimited number of files without any size restrictions from MEGA.

X-notifier (for Gmail,Hotmail,Yahoo,AOL ...) by Byungwook Kang

Rated 4 out of 5 stars 1,613 reviews

122,315 users

Notifier for gmail, yahoo, hotmail, aol and more webmails.
X-notifier(aka WebMail Notifier) checks your webmail accounts and notifies the number of unread emails...
Supports : gmail, yahoo, hotmail, POP3/IMAP, facebook, twitter and more
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