Featured Add-ons

by Mozilla

70 Add-ons in this Collection

uBlock Origin by Raymond Hill

Rated 5 out of 5 stars 3,561 reviews

4,343,524 users

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

Adblock Plus by Wladimir Palant, Eyeo

Rated 5 out of 5 stars 6,254 reviews

13,854,635 users

Blocks annoying video ads on YouTube, Facebook ads, banners and much more.

Adblock Plus blocks all annoying ads, and supports websites by not blocking unobtrusive ads by default (configurable).

Enhancer for YouTube™ by Maxime RF

Tons of features to improve your user experience on YouTube™.

AdBlock for Firefox by AdBlock

Rated 4 out of 5 stars 396 reviews

732,424 users

The most popular ad blocker for Chrome and Safari, now available for Firefox! Block all advertisements on all web pages, even Facebook, Youtube, and Hulu. Browse faster, too! Most ads aren't even downloaded at all, saving you time and bandwidth.

Ghostery by Ghostery

Rated 4 out of 5 stars 1,800 reviews

1,003,243 users

Increase your browsing privacy, protection, and speed.

Search image by Didier Lafleur

Rated 4 out of 5 stars 73 reviews

49,976 users

Select some text, right-click and choose"Search image" in the menu, a Google Image tab will open with your results.

Bulk Media Downloader by InBasic

Rated 2 out of 5 stars 270 reviews

94,984 users

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

Easy Youtube Video Downloader Express by Dishita

Rated 4 out of 5 stars 1,596 reviews

287,065 users

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.

Emoji Cheatsheet by Johann Hofmann

Rated 4 out of 5 stars 68 reviews

89,062 users

A reference for the codes to generate Emojis on popular sites like GitHub or Basecamp and Unicode characters for Twitter and Facebook.
Search Emojis by name or view recently selected items. Emojis are automatically copied to the clipboard.

YouTube High Definition by Baris Derin

Rated 5 out of 5 stars 468 reviews

344,650 users

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.

To Google Translate by Juan Escobar

Rated 4 out of 5 stars 420 reviews

104,132 users

Right-click on a section of text and click on Translate icon next to it to translate or listen it to your language.

Privacy Badger by EFF Technologists

Rated 5 out of 5 stars 249 reviews

402,519 users

Protects your privacy by blocking spying ads and invisible trackers.

New Tab Override (WebExtension) by Sören Hentzschel

Rated 5 out of 5 stars 255 reviews

126,119 users

New Tab Override brings back the ability to change the page which is shown when opening a new tab.

YouTube Video and Audio Downloader (WebEx) by RayLo

Rated 4 out of 5 stars 121 reviews

35,331 users

Download YouTube videos in all available formats and extract the original audio files

AdBlocker Ultimate by AdBlocker Ultimate

Rated 5 out of 5 stars 2,911 reviews

457,468 users

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