Excelsior 4 (best of FF 3 / business, multimedia, shopping, entertainment suitcase)

by FujiSenseiSan

2396 Add-ons in this Collection

Adblock Plus by Wladimir Palant

Rated 5 out of 5 stars 4,953 reviews

19,597,837 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).

anonymoX by anonymoX GmbH

Rated 3 out of 5 stars 320 reviews

498,825 users

Easy anonymous web browsing.
– Change your IP-Address and country
– Visit blocked or censored websites.
– Delete cookies, show your public ip, and more

We provide the proxy servers, no external proxies or other programs required

YouTube High Definition by Baris Derin

Rated 5 out of 5 stars 236 reviews

418,055 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.

LastPass Password Manager by LastPass

Rated 4 out of 5 stars 1,450 reviews

770,554 users

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

DownThemAll! by Nils Maier, Federico Parodi, others

Rated 4 out of 5 stars 1,832 reviews

1,226,147 users

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

NoScript Security Suite by Giorgio Maone

Rated 5 out of 5 stars 1,622 reviews

2,203,767 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.

Ghostery by Ghostery

Rated 5 out of 5 stars 1,345 reviews

1,396,026 users

Increase your browsing privacy, protection, and speed.

1-Click YouTube Video Download by The 1-Click YouTube Video Download Team

Rated 4 out of 5 stars 546 reviews

638,643 users

The simplest YouTube Video Downloader for all YouTube Flash sites, period.

Awesome Screenshot Plus - Capture, Annotate & More by Diigo Inc.

Rated 4 out of 5 stars 1,448 reviews

487,048 users

Capture the whole page or any portion, annotate it with rectangles, circles, arrows, lines and text, blur sensitive info, one-click upload to share. And more!

Tile Tabs by DW-dev

Rated 5 out of 5 stars 266 reviews

81,416 users

Displays tabs in tiled layouts in Firefox. Arrange tiles horizontally, vertically or in a grid. Resize tiles by dragging splitter bars. Tabs and links can be dragged to open in other tiles. Supports multiple tiled layouts. Works with tab groups.

Video Downloader professional by startpage24

Rated 5 out of 5 stars 815 reviews

257,751 users

- download and save videos embedded into a website to your hard disk
- add youtube, vimeo and other videos easily to your video list
- supports up to 4k videos

FlashGot Mass Downloader by Giorgio Maone

Rated 5 out of 5 stars 541 reviews

764,110 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.

Stylish by userstyles.org

Rated 4 out of 5 stars 876 reviews

439,246 users

Restyle the web with Stylish, a user styles manager. Stylish lets you easily install themes and skins for Google, Facebook, YouTube, Tumblr, and many, many other sites. You can even customize Firefox and other programs themselves.

Dolus by michenriksen

Download Now

Experimental

Rated 4 out of 5 stars 11 reviews

2,395 users

Hide your IP from websites with spoofed X-Forwarded-For headers.

FoxyProxy Standard by Eric H. Jung, groeg, others

Rated 4 out of 5 stars 368 reviews

268,977 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.
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