Up & Coming Extensions

Subscribe

Font Finder (revived)

Get all CSS styles of selected text

Rated 5 out of 5 stars (6)
3,915 users

Disable Add-on Compatibility Checks (Version 40+)

Reinstates the extensions.checkCompatibility preference.

Rated 5 out of 5 stars (2)
13,648 users

YouTube a MP3

Inserta un botón en la pagina de Youtube , que permite con un solo clip descargar el Mp3 de un modo directo y con el maximo bitrate.
Nada de redirecionamientos, ni publicidad.

Rated 5 out of 5 stars (10)
7,840 users

Popup Blocker (strict)

Strictly block all popup requests from any website by default. A notification window is opened to allow you accept, reject, open the popup in background page, or redirect the current page to popup address

Rated 4 out of 5 stars (6)
2,474 users

Firefox All Aboard 1.5

The Mozilla Firefox Educational Tool

Not yet rated
2,048 users

Add URL to Window Title (Advanced KeePass Usage)

Add the full URL or hostname of the current web page to the window title. Designed to help other applications identify the current window. Helps KeePass (http://www.keepass.info) to identify the current URL for auto-type.

Rated 5 out of 5 stars (6)
3,323 users

ipFlood Requires Restart

Simulate the use of a series of proxy changing at each new connection.

Rated 5 out of 5 stars (33)
177,459 users

YouTube MP4 Downloader

Download YouTube videos in MP4 format.

Not yet rated
1,637 users

Block Site

Easily block websites of your choice!

Rated 5 out of 5 stars (1)
1,231 users

Search Shield Study

A shield Study add-on testing the search experience.

Rated 5 out of 5 stars (1)
1,713 users

(ESCapeFromThemGIFs)

ESCape From Them GIFs… (Use 'Esc' to Toggle Gif Animation On/Off) Pause all animated gif's with the ESC key... A second press toggles them back on. (image.animation_mode)

Rated 4 out of 5 stars (8)
1,100 users

Youtube Video Download

1. Install Extension
2. Play youtube video in your browser
3. Click the KV icon then click respective links to download
The most popular Keepvid.site website's Youtube Video Download Extension

Rated 1 out of 5 stars (1)
1,294 users

Youtube to MP3 Converter

Download/Convert YouTube videos to MP3/MP4/3GP/FLV
Now also support other websites including metacafe, soundcloud, instagram and Facebook

Not yet rated
1,182 users

signTextJS plus

window.crypto.signText replacement plus enhancements

Rated 5 out of 5 stars (6)
7,803 users

Reverso Translate in Context

Translate words and expressions in context and improve your language skills. Spanish, French, Russian, Italian, etc.

Rated 3 out of 5 stars (8)
1,075 users

OmniSidebar Featured

Bring your bookmarks into view with just a gesture. Move the sidebar across the screen. Open a different sidebar by just clicking its title. And more! Keeps your sidebar simple and quick to access!

Rated 5 out of 5 stars (110)
60,710 users

Social Fixer

Social Fixer for Facebook fixes annoyances, adds features, and enhances existing functionality to make FB more fun and efficient. Filter the news feed, hide sponsored posts and political posts, hide parts of the page you don't want to see, and more!

Rated 4 out of 5 stars (126)
4,339 users

BP Proxy Manager Requires Restart

Change your proxies with a single click. Automatically clears the cache and the cookies before changing the proxy.

Rated 3 out of 5 stars (2)
1,773 users

XDM Hook Requires Restart

XDM integration module for Firefox

Not yet rated
1,173 users

RuTracker add-on

Extended functionality for RuTracker.

Комфортная работа с зеркалами и пр.

Rated 5 out of 5 stars (1)
2,150 users