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AdBlocker for YouTube™ Compatible with Firefox 57+ Featured

Removes all annoying Ads from YouTube

Rated 4 out of 5 stars (99)
288,311 users

Cookie AutoDelete Compatible with Firefox 57+ Featured

Control your cookies! This WebExtension is inspired by Self Destructing Cookies. When a tab closes, any cookies not being used are automatically deleted. Whitelist the ones you trust while deleting the rest. Support for Container Tabs.

Rated 4 out of 5 stars (122)
22,508 users

Dictionary (Google™ Translate) Anywhere Compatible with Firefox 57+ Featured

"Dictionary (Google™ Translate) Anywhere" extension provides access to a floating multilingual Google Translate panel on any webpage.

Rated 5 out of 5 stars (77)
16,496 users

Font Finder (revived) Compatible with Firefox 57+ Featured

Get all CSS styles of selected text

Rated 5 out of 5 stars (27)
11,453 users

Tomato Clock Compatible with Firefox 57+ Featured

Tomato Clock is a simple browser extension for managing your productivity.

Rated 4 out of 5 stars (21)
4,002 users

Tab Reloader (Page Reloader) Compatible with Firefox 57+ Featured

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

Rated 3 out of 5 stars (44)
5,089 users

Google™ Translator Lite Compatible with Firefox 57+ Featured

a powerful tool to translate words or sentences

Rated 4 out of 5 stars (51)
38,167 users

Tile Tabs WE Compatible with Firefox 57+ Featured

Take tabs from a parent window and arrange them in a layout of tiled sub-windows, using the toolbar button, context menu or keyboard shortcuts. Makes it easy to browse, compare or monitor multiple pages. Synchronize scroll. Save and re-open layouts.

Rated 2 out of 5 stars (85)
19,612 users

Speed Dial (Lite) Compatible with Firefox 57+ Featured

Access to your favorite websites via an stylish speed dial!

Rated 2 out of 5 stars (42)
5,278 users

Tab2QR Compatible with Firefox 57+ Featured

A minimal add-on implemented by WebExtension standard. Send the page you are currently viewing to your mobile device.

Rated 5 out of 5 stars (13)
1,078 users

Bloody Vikings! Compatible with Firefox 57+ Featured

Simplifies the use of temporary e-mail addresses in order to protect your real address from spam. Supports inter alia 10minutemail.com and anonbox.net.

Rated 5 out of 5 stars (72)
13,282 users

YouTube™ Flash-HTML5 Compatible with Firefox 57+ Featured

Play YouTube™ Videos in Flash or HTML5 Player

Rated 4 out of 5 stars (64)
46,260 users

YouTube High Definition Compatible with Firefox 57+ Featured

YouTube High Definition is a powerful tool that will let you automatically play all YouTube videos in HD (High Definition), turn off annotations, change video player size, auto stop videos, auto mute videos, control embedded videos and much more.

Rated 5 out of 5 stars (329)
344,978 users

Disconnect Compatible with Firefox 57+ Featured

Make the web faster, more private, and more secure.

Rated 4 out of 5 stars (262)
208,779 users

Youtube Dark Mode Compatible with Firefox 57+ Featured

Switch youtube to dark mode. Dark mode will help devices save battery and useful for your sleeping. Make donation for us http://www.paypal.me/hoangthanh. Thank you!

Rated 5 out of 5 stars (107)
7,543 users

Ghostery Compatible with Firefox 57+ Featured

Increase your browsing privacy, protection, and speed.

Rated 5 out of 5 stars (1,651)
976,200 users

Easy Youtube Video Downloader Express Compatible with Firefox 57+ Featured

WORKS WITH NEW YOUTUBE LAYOUT, "Best Youtube Video Downloader", Only one with 1080p Full-HD and 256kbps MP3 Direct Links. A clean, fast and simple addon for superfast and easy downloads in FLV, 3GP, MP3, MP4, 720p, 1080p qualities on Youtube pages.

Rated 4 out of 5 stars (1,481)
265,179 users

Bulk Media Downloader Compatible with Firefox 57+ Featured

Grab and download media (image, audio, and video) resources by monitoring network (like FlashGot or Flash video downloader extensions)

Rated 4 out of 5 stars (130)
92,244 users

Decentraleyes Compatible with Firefox 57+ Featured

Protects you against tracking through "free", centralized, content delivery. It prevents a lot of requests from reaching networks like Google Hosted Libraries, and serves local files to keep sites from breaking. Complements regular content blockers.

Rated 5 out of 5 stars (182)
73,805 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 (39)
101,620 users