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Video Downloader Prime Compatible with Firefox 57+ Featured

Easily download most popular video formats.

Rated 4 out of 5 stars (81)
49,108 users

Awesome Screenshot Plus - Capture, Annotate & More Compatible with Firefox 57+ Featured

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 (1,651)
419,434 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)
5,281 users

Webmail Ad Blocker Compatible with Firefox 57+ Featured

Expand your email area by blocking and removing ads on the right hand side of the screen when using Gmail, Hotmail, Outlook.com and Yahoo Mail.

Rated 4 out of 5 stars (221)
63,578 users

Zoom Page WE Compatible with Firefox 57+ Featured

Zoom web pages (either per-site or per-tab) using full-page zoom, text-only zoom, automatic fit-to-width and minimum font size.

Rated 4 out of 5 stars (63)
27,971 users

AdBlocker Ultimate Compatible with Firefox 57+ Featured

Free and improved ad blocker. Completely remove ALL ads. No "acceptable" ads or whitelisted advertisers, block tracking, block malware!

Rated 5 out of 5 stars (2,645)
455,427 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)
1,082 users

Emoji Keyboard Compatible with Firefox 57+ Featured

A free extension of the web tool https://emojikeyboard.org. It helps input emoji in the web browser with an extensive search functionality.

Rated 4 out of 5 stars (78)
91,550 users

Grammarly for Firefox Compatible with Firefox 57+ Featured

Grammarly will help you communicate more effectively. As you type, Grammarly flags mistakes and helps you make sure your messages, documents, and social media posts are clear, mistake-free, and impactful.

Rated 4 out of 5 stars (227)
453,388 users

Desktop Messenger for Telegram™ Compatible with Firefox 57+ Featured

An easy access to Telegram, and notifies you of incoming posts.

Rated 5 out of 5 stars (21)
5,029 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 (327)
353,310 users

Google™ Translator Lite Compatible with Firefox 57+ Featured

a powerful tool to translate words or sentences

Rated 4 out of 5 stars (51)
39,313 users

Font Finder (revived) Compatible with Firefox 57+ Featured

Get all CSS styles of selected text

Rated 5 out of 5 stars (26)
12,118 users

YouTube Control Center Compatible with Firefox 57+ Featured

YouTube Control Center is an open-source project that aims to enhance the overall YouTube experience by providing the end user with more control in what the playback process is concerned.

Rated 4 out of 5 stars (70)
9,216 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)
7,473 users

AdBlocker for YouTube™ Compatible with Firefox 57+ Featured

Removes all annoying Ads from YouTube

Rated 4 out of 5 stars (98)
294,315 users

FoxyTab Compatible with Firefox 57+ Featured

Collection of Tab Related Actions e.g. Duplicate, Close Duplicates, Close to the Left, Copy Title, Merge Windows, Save as PDF, Copy Urls Tab/All/Left/Right, Host keep/close/close other, Sort by URL/Title, Asce/Desc, Move, Reload, Reload Timer

Rated 5 out of 5 stars (14)
3,163 users

uBlock Origin Compatible with Firefox 57+ Featured

Finally, an efficient blocker. Easy on CPU and memory.

Rated 5 out of 5 stars (2,890)
4,029,329 users

Privacy Badger Compatible with Firefox 57+ Featured

Protects your privacy by blocking spying ads and invisible trackers.

Rated 4 out of 5 stars (203)
427,912 users

Video Speed Controller Compatible with Firefox 57+ Featured

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

Rated 4 out of 5 stars (31)
5,124 users