My Favorite Add-ons

by Magnum

796 Add-ons in this Collection

Adblock Plus by Wladimir Palant

Rated 5 out of 5 stars 4,887 reviews

20,031,442 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).

uBlock Origin by Raymond Hill

Rated 5 out of 5 stars 679 reviews

1,588,696 users

Finally, an efficient blocker. Easy on CPU and memory.

Greasemonkey by Anthony Lieuallen, Aaron Boodman, others

Rated 4 out of 5 stars 1,012 reviews

1,220,085 users

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

DownThemAll! by Nils Maier, Federico Parodi, others

Rated 4 out of 5 stars 1,802 reviews

1,224,827 users

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

NoScript Security Suite by Giorgio Maone

Rated 5 out of 5 stars 1,581 reviews

2,117,925 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

Rated 4 out of 5 stars 1,393 reviews

720,214 users

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

Ghostery by Ghostery

Rated 5 out of 5 stars 1,306 reviews

1,384,639 users

Increase your browsing privacy, protection, and speed.

Ant Video Downloader by Ant R

Rated 4 out of 5 stars 516 reviews

392,716 users

It has never been simplier to download videos from Youtube, Dailymotion and from most of the video streaming site.
Just play the video, click on the toolbar, download and play it immediately in our integrated video player.

YouTube Flash Player by Maxime RF

A very lightweight add-on that allows you to watch YouTube™ videos using Flash® Player instead of the default HTML5 player. The Flash® Player will consume less material resources (CPU, RAM) if your PC doesn't easily support HTML5 videos. Try it!

FlashGot Mass Downloader by Giorgio Maone

Rated 5 out of 5 stars 535 reviews

781,854 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.

Lightning by Mozilla Calendar Project

Organize your schedule and life's important events in a calendar that's fully integrated with your Thunderbird email. Manage multiple calendars, create your daily to do list, invite friends to events, and subscribe to public calendars.

YouTube High Definition by Baris Derin

Rated 5 out of 5 stars 241 reviews

286,729 users

YouTube High Definition is a powerful tool that will let you automatically play all YouTube videos in HD (High Definition), turn off annotations, change video player size, auto stop videos, auto mute videos, control embedded videos and much more.

User Agent Switcher by chrispederick

Rated 4 out of 5 stars 265 reviews

324,574 users

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

FoxyProxy Standard by Eric H. Jung, groeg, others

Rated 4 out of 5 stars 362 reviews

264,701 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.

Tab Mix Plus by onemen, Gary Reyes

Rated 4 out of 5 stars 2,616 reviews

785,505 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.
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