ff4_ob

by ogluda

17 Add-ons in this Collection

Adblock Plus by Wladimir Palant

Rated 5 out of 5 stars 5,057 reviews

18,431,046 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 8,061 reviews

4,642,642 users

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

DownThemAll! by Nils Maier, Federico Parodi, others

Rated 4 out of 5 stars 1,852 reviews

1,189,623 users

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

NoScript Security Suite by Giorgio Maone

Rated 5 out of 5 stars 1,648 reviews

2,157,453 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 1,037 reviews

1,151,156 users

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

FlashGot Mass Downloader by Giorgio Maone

Rated 5 out of 5 stars 549 reviews

721,902 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.

IE Tab V2 (Enhanced IE Tab) by ietab.net

Rated 4 out of 5 stars 452 reviews

488,695 users

Note: If you are encountering the Connecting... problem see instructions below.

The updated, fully supported IE Tab. Embed IE in a Firefox tab. IE Tab Features: FF 4+ support, IE 7-9 compatibility modes, old IE Tab settings import.

Web Developer by chrispederick

Rated 5 out of 5 stars 263 reviews

428,373 users

The Web Developer extension adds various web developer tools to the browser.

FireGestures by Gomita

Rated 4 out of 5 stars 986 reviews

327,317 users

A customizable mouse gestures extension which enables to execute various commands and user scripts with six types of gestures.

Session Manager by Michael Kraft

Rated 4 out of 5 stars 514 reviews

282,812 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.

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

Rated 4 out of 5 stars 1,911 reviews

71,475 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

Download Statusbar by C.J.

Download Now

Experimental

Rated 4 out of 5 stars 1,460 reviews

236,811 users

View and manage downloads from a tidy statusbar - without the download window getting in the way of your web browsing.

Thanks Tekzilla for your awesome review! Click here to see their video: http://youtu.be/BUDqWrJ-Vao

DragIt (formerly Drag de Go) by Dr. S.

Rated 3 out of 5 stars 180 reviews

7,480 users

THE Drag And Drop Extension.

Barlesque by Dmitriy Khudorozhkov

Rated 4 out of 5 stars 99 reviews

1,516 users

Reclaims the browsing space by transforming Firefox 4's wide grey add-on bar into a neat set of buttons.

Tab Badge by Geoff Lankow

Rated 4 out of 5 stars 108 reviews

5,053 users

Adds a small badge to your tabs to alert you to (for example) new messages on Facebook. The badge is also visible when the tabs are pinned so you can see when there's something new available.
  1. 1
  2. 2
Results 115 of 17

What are Collections?

Collections are groups of related add-ons that anyone can create and share.

Explore Collections