Extensions by Weekly Downloads

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Enhancer for YouTube™

One of the best extensions for YouTube™. All the features you need to make YouTube™ more awesome!

Rated 5 out of 5 stars (72)
5,395 weekly downloads

Data saver proxy for Firefox

Data compression proxy for Firefox-enables the DataSaver feature provided for chrome

DIsclaimer:This is not official implementation of Google DataSaver.
Proxy Server is owned by Google.
Credits:
1.Super User Question http://bit.ly/2gN4mMi

Rated 4 out of 5 stars (45)
5,249 weekly downloads

Youtube Downloader mp3

Easy to use youtube video to mp3 downloader

Rated 3 out of 5 stars (35)
5,134 weekly downloads

µBlock

NOTE: Users should be aware that this add-on represents an older fork. The original developer of uBlock is continuing to actively develop the newer fork uBlock Origin.

Rated 4 out of 5 stars (217)
4,853 weekly downloads

ExHentai Easy 2

When accessing exhentai.org the user is presented with a photo of a sad panda. Access to the site is restricted to users of the sister site http://forums.e-hentai.org whom must manually copy their IPB cookie. This plugin automates this process.

Rated 4 out of 5 stars (65)
4,618 weekly downloads

Video WithOut Flash

Watch videos without flash

Rated 4 out of 5 stars (64)
4,412 weekly downloads

Turn Off the Lights

The entire page will be fading to dark, so you can watch the video as if you were in the cinema.

Rated 5 out of 5 stars (275)
4,291 weekly downloads

X-notifier (for Gmail,Hotmail,Yahoo,AOL ...)

Notifier for gmail, yahoo, hotmail, aol and more webmails.
X-notifier(aka WebMail Notifier) checks your webmail accounts and notifies the number of unread emails...
Supports : gmail, yahoo, hotmail, POP3/IMAP, facebook, twitter and more

Rated 4 out of 5 stars (1,699)
3,941 weekly downloads

Speed Tweaks (SpeedyFox)

This extension provides a list to almost all the settings that you may need to alter in order to enhance Firefox's speed.

Rated 4 out of 5 stars (54)
3,858 weekly downloads

Instant Translate: Select and Translate

Translation, text-to-speech, transliteration on pages and in the pop-up for 100+ languages.

Rated 4 out of 5 stars (78)
3,788 weekly downloads

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 (94)
3,747 weekly downloads

Facebook Videos Downloader

This extension adds a button to download every Facebook Video.

Rated 3 out of 5 stars (41)
3,709 weekly downloads

Privatix, a free privacy protection add-on

Privatix is a privacy protection VPN with unlimited free access. Unblock any blocked website, protect WiFi, and ensure online security.

Rated 4 out of 5 stars (19)
3,644 weekly downloads

Google search link fix

This extension prevents Google and Yandex search pages from modifying search result links when you click them. This is useful when copying links but it also helps privacy by preventing the search engines from recording your clicks.

Rated 5 out of 5 stars (186)
3,526 weekly downloads

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 (30)
3,500 weekly downloads

YouTube Video Downloader - For Context Menu

Right click YouTube video links on any websites, download it from context menu. Multi formats(mp4 flv 3gp), easy to use and fast to response.

Rated 4 out of 5 stars (32)
3,383 weekly downloads

Privacy Settings

Alter Firefox's built-in privacy settings easily with a toolbar panel.

Rated 5 out of 5 stars (56)
3,323 weekly downloads

I don't care about cookies

Get rid of annoying cookie warnings from almost all 'infected' websites!

Rated 5 out of 5 stars (97)
3,234 weekly downloads

Search and Wider Mail by Yahoo

Expand your Yahoo Mail inbox. Set Yahoo as your default search and enjoy a wider view.

Wider mail experience works only with Yahoo as the default search engine.

Rated 4 out of 5 stars (20)
3,163 weekly downloads

Sci Hub it!

Simple add-on to make it easier to use Sci-Hub.

Rated 5 out of 5 stars (12)
3,087 weekly downloads