Up & Coming Extensions

Subscribe

Popup Blocker Compatible with Firefox 57+

Prevents your web browser from opening a new window on top of the content or web site you are viewing. The Addon also supresses unwanted advertisement windows on your screen. The one deciding what consitutes a popup is the user.

Rated 4 out of 5 stars (11)
3,889 users

Download Youtube Video Compatible with Firefox 57+

Save video from any Youtube video in High definition HD or Standard definition SD.

1-click download any video directly from Youtube.

Choose if you want .mp4, .webm, mobile, or audio only (audio only saves space and great for mobile devices)

Rated 4 out of 5 stars (173)
19,408 users

Download Facebook Video Compatible with Firefox 57+

Save video from any Facebook video in original .mp4 format.

"1-Click" download any video directly from Facebook.com.

Choose if you want video or just an image.

Addon uses 3rd party site (www.getyourfb.com) for operation.

Rated 5 out of 5 stars (71)
4,842 users

1-Click Downloader (Video or Photo) Compatible with Firefox 57+

Click to download any Youtube, Instagram, Facebook, Vid.me, Streamable, LiveLeak, Vine video or photo.

Rated 5 out of 5 stars (104)
12,397 users

ScrollyFox Requires Restart

This is a basic FireFox extension which simply scrolls the page down (and optionally up again) automatically at an adjustable rate.

Rated 4 out of 5 stars (61)
13,147 users

YouTube Video and Audio Downloader (Dev Edt.) Compatible with Firefox 57+

Download YouTube videos in all available formats and extract the original audio files

Rated 4 out of 5 stars (18)
2,173 users

Uncheck Stay-signed-in for Google Login

Uncheck "Stay signed in" automatically for Google Login (Gmail, Google Drive, etc...)

Rated 5 out of 5 stars (16)
1,577 users

LanguageTool Grammar Checker Compatible with Firefox 57+ Featured

With this extension you can check text with the free style and grammar checker LanguageTool. It finds many errors that a simple spell checker cannot detect, like mixing up there/their, a/an, or repeating a word.

Rated 4 out of 5 stars (23)
37,887 users

Firefox Pioneer Compatible with Firefox 57+

Pioneer is an opt-in program that allows collection of richer data from Firefox.

Rated 4 out of 5 stars (42)
3,045 users

Cookie AutoDelete Compatible with Firefox 57+

Control your cookies! This WebExtension is inspired by Self Destructing Cookies. When a tab closes, any cookies not being used are automatically deleted. Whitelist the ones you trust while deleting the rest. Support for Container Tabs (Firefox 53+).

Rated 5 out of 5 stars (45)
4,426 users

Hide Navigation Bar Requires Restart

This extension enables you to hide the navigation bar through a toggle button. Currently the toggle button is the F2 key. You can change the key in the extensions options, as well as configure whether you want the Navigation Bar to be displayed on ...

Rated 4 out of 5 stars (69)
29,054 users

GradeCam Helper Compatible with Firefox 57+

Used in conjunction with the GradeCam plugin for Firefox to enable the teacher gradebook transfer feature. See http://gradecam.com

Not yet rated
1,115 users

Send to VLC (VideoLAN) player Compatible with Firefox 57+

Send streamable media from current tab to VLC (VideoLAN) media player

Rated 4 out of 5 stars (2)
1,039 users

Open With IDM™ (internet download manager) Compatible with Firefox 57+

Open and download links with IDM (internet download manager)

Rated 5 out of 5 stars (1)
3,385 users

Stylus (Beta) Compatible with Firefox 57+

Redesign the web with Stylus, a user styles manager. Stylus allows you to
easily install themes and skins for many popular sites.

Rated 4 out of 5 stars (27)
2,806 users

Swap Proxy Requires Restart

Swap Your Proxy Setting instantly just by a click.

Rated 4 out of 5 stars (9)
4,138 users

Violentmonkey Compatible with Firefox 57+

Violentmonkey provides userscripts support for browsers.

Rated 4 out of 5 stars (29)
2,617 users

Gif Block

Allows user to block gif images on a web page.

Rated 3 out of 5 stars (24)
106,046 users

Browsizer Requires Restart

Move and Resize Browser Window.

Rated 5 out of 5 stars (10)
4,330 users

JavaScript Warning Compatible with Firefox 57+

You can store websites in a list which are not supposed to execute JavaScript code. If they try to do so the Add-on warns you.

Rated 4 out of 5 stars (1)
1,230 users