Up & Coming Extensions

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Proxy Tool Requires Restart

Proxy Tool - Powerful, yet User-friendly proxy tool to manage your proxies and anonymity needs, including: 46M+ user agents (world's largest), 10 different spoofed HTTP referrers, auto-proxy rotation, plus many more. Developed by http://ProxyList.co

Rated 3 out of 5 stars (41)
550,363 users

Enhancer for YouTube™ Compatible with Firefox 57+ Featured

Tons of features to improve your user experience on YouTube™.

Rated 5 out of 5 stars (90)
49,427 users

Fraudscore Compatible with Firefox 57+ Featured

Block unwanted dangerous malware while keeping your personal information safe. Fraudscore's Artificial Intelligence tracks and blocks shady advertisements, malicious websites, and software that tries to steal your personal information.

Rated 5 out of 5 stars (3)
1,204 users

Video Speed Controller Compatible with Firefox 57+

Speed up, slow down, advance and rewind any HTML5 video with quick shortcuts.

Rated 4 out of 5 stars (12)
1,438 users

VK Music - download music VK Compatible with Firefox 57+

A simple and rapidly fast extension which helps to download audio from vk.com, ok.ru and Yandex.Music.

Rated 5 out of 5 stars (58)
7,274 users

Media Converter and Muxer (WebExtension) Compatible with Firefox 57+

Easy to use video and audio converter and muxer written in WebExtension built on top of the well-known FFmpeg converter

Rated 4 out of 5 stars (2)
1,014 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 (13)
9,111 users

Random Agent Spoofer

Rotates complete browser profiles ( from real browsers / devices ) at a user defined time interval. It includes many extra privacy enhancing options

Rated 5 out of 5 stars (146)
628,180 users

Facebook Video Downloader Compatible with Firefox 57+

This extension adds a button to download every Facebook Video.

Rated 4 out of 5 stars (64)
11,376 users

WP Strona Startowa Compatible with Firefox 57+

Bądź zawsze na bieżąco z najświeższymi informacjami z kraju i ze świata. Dodaj WP jako stronę startową w swojej przeglądarce.

Rated 4 out of 5 stars (6)
9,967 users

Library Exporter Requires Restart

IMPORTANT: This add-on is just for exporting ebooks from EPUBReaders private library. If you want to read ebooks, please install https://addons.mozilla.org/firefox/addon/epubreader/.

Not yet rated
6,570 users

Masking Agent

Masking Agent protects you from showing platform information (OS and CPU) on the internet.

Rated 4 out of 5 stars (16)
3,299 users

New Tong Wen Tang Compatible with Firefox 57+

Traditional and Simplified Chinese Converter

Rated 5 out of 5 stars (15)
3,091 users

ICPBravoAccess Compatible with Firefox 57+

ICPBravo Access ICPBrasil and General PKI Extension.

Rated 4 out of 5 stars (3)
1,649 users

IGHelper: download Instagram pic & vids Compatible with Firefox 57+

Easily download Instagram pictures and videos.

Rated 4 out of 5 stars (11)
1,219 users

TRUSTe Tracker Protection Beta Requires Restart

The TRUSTe charter is to provide consumers with the best privacy tools that allow for transparency and control of their personal information. This tool will help people manage their privacy across the web.

Rated 5 out of 5 stars (3)
6,677 users

Video Background Play Fix Compatible with Firefox 57+

Some sites may not work with Firefox for Android video background play feature. This add-on provides a quick fix by blocking the Page Visibility API and the Fullscreen API.

Rated 4 out of 5 stars (139)
8,167 users

lesspass Compatible with Firefox 57+ Featured

Use LessPass add-on to generate complex passwords and log in automatically to all your sites

Rated 4 out of 5 stars (11)
5,697 users

Dark Mode (WebExtension) Compatible with Firefox 57+

A global dark theme for the web

Rated 4 out of 5 stars (25)
5,482 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 (60)
11,070 users