Adblock Plus No Restart Featured

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).

Rated 5 out of 5 stars (4,979)
21,264,596 users

Video DownloadHelper No Restart

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

Rated 4 out of 5 stars (5,681)
4,809,537 users

anonymoX No Restart

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

Rated 3 out of 5 stars (184)
551,730 users

Easy Screenshot

Capture a screenshot of the whole webpage, and save in your desktop in default.

Rated 4 out of 5 stars (66)
1,372,548 users

Flash Video Downloader - YouTube HD Download [4K]

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

Rated 4 out of 5 stars (538)
1,137,857 users

uBlock Origin No Restart

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

Rated 5 out of 5 stars (240)
402,190 users

Firebug No Restart

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...

Rated 5 out of 5 stars (1,793)
2,211,735 users

Download YouTube Videos as MP4 No Restart Featured

An extension that adds direct links to download YouTube videos as MP4 and FLV. It has a simple interface and it downloads videos directly from YouTube. The extension integrates with YouTube's interface and adds a download button below the player.

Rated 4 out of 5 stars (358)
1,018,126 users

DownThemAll! Featured

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

Rated 5 out of 5 stars (1,612)
1,366,719 users

Ghostery No Restart Featured

Enjoy a faster, safer and cleaner browsing experience.

Rated 5 out of 5 stars (1,208)
1,504,696 users

Greasemonkey Featured

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

Rated 4 out of 5 stars (958)
1,261,584 users

1-Click YouTube Video Download

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

Rated 4 out of 5 stars (496)
716,050 users

NoScript Security Suite Featured

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.

Rated 5 out of 5 stars (1,503)
2,260,895 users

YouTube Flash Player No Restart

A very lightweight add-on that forces YouTube™ to play videos using Flash® Player because it consumes less material resources (CPU, RAM) and offers more resolution choices than the HTML5 Player.

Rated 5 out of 5 stars (50)
358,103 users

YouTube Video and Audio Downloader No Restart Featured

Downloads YouTube videos in all available formats (FLV, MP4, WebM, and 3GP) with video quality of your choice. It also contains a pure JavaScript library to extract the ORIGINAL audio file embedded in video files.

Rated 4 out of 5 stars (289)
689,693 users

Ant Video Downloader

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.

Rated 4 out of 5 stars (460)
415,975 users

Adblock Plus Pop-up Addon Featured

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.

Rated 5 out of 5 stars (179)
1,240,129 users

Download Flash and Video

Download Flash and Video is a great download helper tool that lets you download Flash games and Flash videos (YouTube, Facebook, Dailymotion, Google Videos and more) with a single click.
The downloader is very easy to use.

Rated 4 out of 5 stars (317)
692,013 users

ZenMate Security & Privacy VPN No Restart Featured

Unblock the web and change your IP with 4 locations across the globe. ZenMate secures your browsing with encryption - protecting you from hackers, snoopers and data thieves who prey on unsecure connections.

Rated 3 out of 5 stars (137)
202,225 users

S3.Google Translator Featured

S3.Google Translator adds the power of Google Translate’s automatic translations to your browser!
It supports translation of selected text, entered phrase or whole webpage between any of 80+ languages.

New Feature: Language learning!

Rated 5 out of 5 stars (236)
280,400 users