Top-Rated Extensions

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Facebook Messenger

Facebook Messenger lets you bring a Facebook Messenger right into your browser to chat with your friends.

Rated 5 out of 5 stars (22)
24,414 users

Adblock Plus No Restart Featured

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).

Rated 5 out of 5 stars (4,845)
21,575,194 users

Saved Password Editor

Adds the ability to create and edit entries in the password manager.

Rated 5 out of 5 stars (190)
94,670 users

WorldIP - Geo Add-on with Security Features

Professional Geo Add-on with security features and advanced network tools. Anti-phishing. Protection against DNS spoofing and fake sites. All DNS records for domain. The real location of web server, country flag, extended information about datacenter

Rated 5 out of 5 stars (112)
45,328 users

F.B. Purity - Cleans Up Facebook No Restart

F.B. Purity hides the ads, app spam and other annoying clutter from your facebook news feed, lets you increase the font size, change colours plus many more features and generally makes Facebook a lot less annoying to use.

Rated 5 out of 5 stars (72)
67,351 users

Download Status Bar No Restart

If you are the kind of person who likes to have total control over every aspect of your downloads, "Download Status Bar" is the add-on you are looking for.

Rated 5 out of 5 stars (311)
264,653 users

Ziftr Alerts (formerly FreePriceAlerts) No Restart

You do the shopping. We'll do the searching. It's that simple.

Rated 5 out of 5 stars (22)
12,478 users

HTitle

Hide title bar if window is maximized.

This extension created only for GNOME 3. It can create problems with another DE (KDE, XFCE, etc). However, you can use HTitle at your own risk (need enable "legacy" mode on settings page).

Rated 5 out of 5 stars (85)
6,981 users

Console²

Console² (pronounced Console Squared or Console Two) replaces the JavaScript Console with what could be the next generation Error Console. From v0.5 includes the Console Filter extension previously available separately from the Console² website.

Rated 5 out of 5 stars (47)
11,843 users

Youtube Video Replay No Restart

Youtube Video Replay is a new tool that lets you replay Youtube Videos.

Rated 5 out of 5 stars (24)
10,393 users

YouTube High Definition No Restart

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 (209)
291,959 users

Addons Manager Hilite No Restart

Remembers last selected (hilited) extension/theme/plugin/userstyle in Add-ons Manager. Turn off/on the add-on selection list box and/or fine tune behavior via its Options.

Rated 5 out of 5 stars (18)
906 users

Slim Add-ons Manager No Restart

The Add-ons Manager slims down!
This add-on reduces the height of entries in the Add-on Manager, so you can display more of them at a time.

Rated 5 out of 5 stars (44)
13,043 users

Drag-Select Link Text No Restart

Select link text with easy drag gestures.

Rated 5 out of 5 stars (13)
522 users

GNotifier No Restart

Add-on for Firefox and Thunderbird. Integrates Firefox's notifications with the OS's native notification system. It supports most Linux desktops and Windows 8.

Rated 5 out of 5 stars (37)
10,955 users

Right Links

This extension allows to open links in new tabs with right-click directly and using “long” left-click.
This is very useful for touchpads on notebooks and for mice without middle button.

Rated 5 out of 5 stars (105)
8,625 users

Quick Translator

The most lightweight and easiest translator. Translate between more than 80 languages with one click or a hot key. Translate from one word to a whole page.

Rated 5 out of 5 stars (463)
266,385 users

ConQuery

Context searching for everyone and URL manipulation tool for advanced users...

Rated 5 out of 5 stars (38)
468 users

Identity Chooser

Identity Chooser helps you to always use the correct identity when composing a new email.

Rated 5 out of 5 stars (90)
9,065 users

Sun Cult

Worldwide Sunrise, Sunset, Twilight, Moonrise and Moonset...

Rated 5 out of 5 stars (116)
8,058 users