Some Useful Add - Ons

by amaltr

87 Add-ons in this Collection

Adblock Plus by Wladimir Palant

Rated 5 out of 5 stars 4,865 reviews

21,534,477 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 5,322 reviews

5,338,942 users

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

Flash Video Downloader - YouTube HD Download [4K] by pos1t1ve

Rated 4 out of 5 stars 536 reviews

1,207,167 users

Flash Video Downloader helps you to download any video (flv, mp4, HD) from YouTube-like, Facebook, Break, Metacafe and more in one click. You can download mp3, music (iPod), avi and more. Download Flash games. Download Helper. 4K download

Firebug by Joe Hewitt, Jan Odvarko, others

Rated 5 out of 5 stars 1,766 reviews

2,578,555 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...

DownThemAll! by Nils Maier, Federico Parodi, others

Rated 5 out of 5 stars 1,570 reviews

1,467,127 users

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

Greasemonkey by Anthony Lieuallen, Aaron Boodman, others

Rated 4 out of 5 stars 947 reviews

1,347,648 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 1,477 reviews

2,231,875 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.

Adblock Plus Pop-up Addon by Jesse Hakanen

Rated 5 out of 5 stars 174 reviews

1,275,844 users

Adblock Plus Pop-up Addon extends the blocking functionality of Adblock Plus to those annoying pop-up windows that open on mouse clicks and other user actions.

FlashGot Mass Downloader by Giorgio Maone

Rated 5 out of 5 stars 485 reviews

1,056,096 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.

LastPass Password Manager by LastPass

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

Element Hiding Helper for Adblock Plus by Wladimir Palant

Rated 5 out of 5 stars 439 reviews

835,985 users

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

Youtube Downloader 4K - Video Downloader by Paul Saint

Rated 4 out of 5 stars 13 reviews

185,859 users

Download from YouTube 4K videos and thousands other video websites.

User Agent Switcher by chrispederick

Rated 4 out of 5 stars 241 reviews

409,561 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 334 reviews

338,030 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.

BetterPrivacy by IKRG

Rated 5 out of 5 stars 426 reviews

597,291 users

Remove or manage a new and uncommon kind of cookies, better known as LSO's.The BetterPrivacy safeguard offers various ways to handle Flash-cookies set by Google, YouTube, Ebay and others...

Latest updates: See bottom link 'version history'!
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