Extensions by Weekly Downloads

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S3.Google Translator Requires Restart

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 (356)
19,369 weekly downloads

AdBlocker for YouTube™ Compatible with Firefox 57+ Featured

AdBlocker for YouTube™ removes all annoying Ads from YouTube

Rated 4 out of 5 stars (53)
19,307 weekly downloads

Stylish Requires Restart

Restyle the web with Stylish, a user styles manager. Stylish lets you easily install themes and skins for Google, Facebook, YouTube, Tumblr, and many, many other sites. You can even customize Firefox and other programs themselves.

Rated 4 out of 5 stars (799)
18,480 weekly downloads

Youtube Best Video Downloader 2 - MP3 MP4 1080P

Now with 1080p Full-HD Support!

Download every YouTube video you want and you can download them as Full-HD MP4, FLV, 3GP, MP3 128kbps and 192kbps, M4A and AAC formats. Also thumbnails and subtitles can be downloaded! Easy and Fast!

Rated 3 out of 5 stars (60)
17,935 weekly downloads

iCloud Bookmarks

Keep your Firefox bookmarks on Windows up to date with your Safari bookmarks on iPhone, iPad, and Mac with the iCloud Bookmarks extension for Firefox.

Rated 2 out of 5 stars (183)
17,497 weekly downloads

Tab Mix Plus Requires Restart

Tab Mix Plus enhances Firefox's tab browsing capabilities. It includes such features as duplicating tabs, controlling tab focus, tab clicking options, undo closed tabs and windows, plus much more. It also includes a full-featured session manager.

Rated 4 out of 5 stars (2,390)
16,847 weekly downloads

FirePath Requires Restart

FirePath is a Firebug extension that adds a development tool to edit, inspect and generate XPath 1.0 expressions, CSS 3 selectors and JQuery selectors (Sizzle selector engine).

Rated 4 out of 5 stars (24)
16,841 weekly downloads

Google Translate, ImTranslator, Dictionary, TTS Requires Restart

COMPLETELY REDESIGNED TRANSLATOR FOR FIREFOX
ImTranslator translates text, words, webpages between more than 90 languages.
NEW: Inline Translator, Dictionary, access to Google Translate, Microsoft Translator. Unique on the fly localization.

Rated 4 out of 5 stars (431)
16,745 weekly downloads

FoxyProxy Standard Requires Restart Featured

FoxyProxy is an advanced proxy management tool that completely replaces Firefox's limited proxying capabilities. For a simpler tool and less advanced configuration options, please use FoxyProxy Basic.

Rated 4 out of 5 stars (370)
16,730 weekly downloads

YouTube mp3

Adds a download button to YouTube. By clicking on it you can download the video as a high quality mp3 file.

Rated 3 out of 5 stars (264)
15,868 weekly downloads

Belgium eID Requires Restart

Use the Belgian electronic identity card (eID) in Firefox

Rated 3 out of 5 stars (85)
15,431 weekly downloads

User Agent Switcher Requires Restart

The User Agent Switcher extension adds a menu and a toolbar button to switch the user agent of a browser.

Rated 4 out of 5 stars (276)
15,427 weekly downloads

NetVideoHunter Requires Restart

This add-on is a downloader that lets you easily download videos from sites like Youtube, Facebook, Metacafe, Dailymotion, Break, VKontakte and music for example from SoundCloud, Grooveshark and from many other sites...

Rated 4 out of 5 stars (390)
15,225 weekly downloads

Dolus

Hide your IP from websites with spoofed X-Forwarded-For headers.

Rated 4 out of 5 stars (13)
14,222 weekly downloads

Easy Access Requires Restart

Allow an easy access to the system commands and other programs in your computer.

Rated 5 out of 5 stars (20)
14,060 weekly downloads

Youtube Downloader 4K - Video Downloader Requires Restart

Download from YouTube 4K videos and thousands other video websites.

Rated 4 out of 5 stars (307)
13,481 weekly downloads

Full Web Page Screenshots (♥♥♥♥♥) Requires Restart

FireShot makes full web page screenshots. Demo: http://bit.ly/RlBQMV

Screenshots can be quickly captured and:

― Saved as Image or PDF
― Sent to clipboard
― Printed
― Annotated *
― Uploaded *
― E-Mailed *

* OS Windows only

Rated 5 out of 5 stars (480)
13,292 weekly downloads

friGate Requires Restart

Открывает сайты, заблокировнные злым "админом" вашей компании, сети или провайдера. Недоступен Сайт? через прокси friGate откроет!

Rated 4 out of 5 stars (279)
13,165 weekly downloads

signTextJS plus

window.crypto.signText replacement plus enhancements

Rated 5 out of 5 stars (11)
13,049 weekly downloads

FireFTP Requires Restart Featured

FireFTP is a free, secure, cross-platform FTP/SFTP client for Mozilla Firefox which provides easy and intuitive access to FTP/SFTP servers.

Check out my new project, FireSSH!

Rated 4 out of 5 stars (936)
12,617 weekly downloads