ff4_ob

by ogluda

18 Add-ons in this Collection

Adblock Plus by Wladimir Palant

Rated 5 out of 5 stars 4,816 reviews

19,695,178 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 6,616 reviews

4,244,219 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 1,753 reviews

1,250,313 users

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

NoScript Security Suite by Giorgio Maone

Rated 5 out of 5 stars 1,579 reviews

2,071,176 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 993 reviews

1,252,745 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 533 reviews

798,341 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 432 reviews

491,500 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 235 reviews

471,707 users

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

FireGestures by Gomita

Rated 4 out of 5 stars 924 reviews

354,432 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 469 reviews

279,816 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 1,684 reviews

94,967 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

新同文堂 (New Tong Wen Tang) by passerby@hk, softcup

Rated 4 out of 5 stars 98 reviews

35,564 users

NewTongWenTang is a tool to switch display Chinese content between traditional and simplified glyphs (中文繁簡體互轉工具)

Download Statusbar by C.J.

Download Now

Experimental

Rated 4 out of 5 stars 1,459 reviews

303,617 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 176 reviews

8,020 users

THE Drag And Drop Extension.

Find All by Justin Rodes

Rated 4 out of 5 stars 67 reviews

1,015 users

Note: Not compatible with Firefox 25+ (try FindBar Tweak instead). In Firefox 24 and below, adds a find bar button that allows you to search for a word/phrase on a web page and lists the results. Also displays the total number of matches found.
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