Up & Coming Extensions

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Simple YouTube MP3 Button

Adds a small and simple button to YouTube videos that allows you to quickly download the audio of the video as an MP3 file (quality of the MP3 is as high as the video offers) without having to leave the page.

Rated 5 out of 5 stars (28)
26,552 users

Open in Google™ Translate

Open Selection in Google Translate.

Rated 5 out of 5 stars (4)
1,140 users

Advance Video Search Engine 3gp, mp4, flv, avi

Advance Video Search Engine
Search Video With Sorting Option
Watch 100 Billion Video Live, Search Video, Playlist,
videos direct download 3gp, mp4 and more..

Rated 4 out of 5 stars (2)
1,562 users

Livestream downloader

This extension will allow you to download videos from past events on livestream.com

Rated 5 out of 5 stars (2)
1,069 users

Grammarly for Firefox

Grammarly’s free spelling and grammar checker ensures that everything you type is easy to read, effective, and mistake-free. As you type, Grammarly underlines spelling mistakes and grammatical errors and helps you fix them on the fly.

Rated 3 out of 5 stars (70)
146,741 users

tabs closebutton restored

Restore the preference the tab close buttons.

Rated 4 out of 5 stars (35)
2,807 users

One-Click Translate Page

A basic Mozilla Firefox Add-On. Press the Translate button and the current page will open in Google Translate in your chosen language.

Rated 5 out of 5 stars (2)
2,902 users

about:addons-memory 2016

Adds a new page that shows add-on memory usage

Rated 5 out of 5 stars (22)
10,301 users

DuckDuckGo Plus Featured

DuckDuckGo is the search engine that doesn't track you. This add-on makes DuckDuckGo your default search engine and includes some other useful features.

Rated 4 out of 5 stars (162)
237,423 users

Textmarker

Highlighter with different colors, saving options, customizable highlight styles and undo/redo functionality.
Select some text, press M - done.
Changes can be stored in Textmarker history for later visits.

Rated 5 out of 5 stars (25)
3,270 users

Smile Redirect

Redirects Amazon URLs to Amazon Smile

Rated 5 out of 5 stars (17)
5,147 users

AutoFill Forms (e10s)

Fill out web forms automatically with a single click

Rated 2 out of 5 stars (2)
1,325 users

Awesome Screenshot Plus - Capture, Annotate & More

Capture the whole page or any portion, annotate it with rectangles, circles, arrows, lines and text, blur sensitive info, one-click upload to share. And more!

Rated 4 out of 5 stars (1,392)
435,523 users

Lilo

Search with Lilo to finance social and environmental projects

Rated 5 out of 5 stars (30)
40,789 users

VK Music Downloader

Music downloader for vk.com (works with new design).

Rated 4 out of 5 stars (104)
63,823 users

Window and Tab Limiter Requires Restart

This extension will automatically close old windows and tabs so you don't wind up with zillions of old windows open at the same time. NEW FEATURES IN 3.0. Password protection....and 3 modes of operation.

Rated 4 out of 5 stars (58)
30,083 users

SetupVPN Lifetime Free VPN

Unblock any blocked website in your country, school or company. SetupVPN changes your IP address and location with just single click! It's free and easy to use. Setup your VPN now.

Rated 4 out of 5 stars (53)
15,200 users

Telegram Fox

Access telegram via panel in Firefox Desktop.

Rated 4 out of 5 stars (3)
1,152 users

Tab Reloader (Page Reloader) Featured

An easy-to-use tab reloader with custom reloading time settings for individual tabs

Rated 4 out of 5 stars (12)
3,978 users

Netpanel

An extension necessary for carrying out Netpanel study.

Rated 5 out of 5 stars (1)
1,508 users