Top-Rated Extensions

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All Tabs Helper

Transforms "List all tabs" menu to do closing, loading, unloading, moving of single/multiple tabs. Search tab titles or *content* (remember "Find In Tabs"?), visited tabs history, find duplicate tabs - very helpful for mega-tab users. And more...

Rated 5 out of 5 stars (61)
5,484 users

Double Click Closes Tab

The fastest (yet safe) addon to close tab using mouse only! Close any tab by double clicking the tab. Close current tab by triple click anywhere on the page. Optionally middle click or double right click on page to close tab.

Rated 5 out of 5 stars (35)
4,461 users

YouTube Plus No Restart

YouTube with more freedom.

Rated 5 out of 5 stars (40)
10,040 users

Private Tab No Restart Featured

Adds private tabs.

Rated 5 out of 5 stars (214)
73,687 users

Go Parent Folder

Add "Go Parent Folder" menu to context menu in The Library list view and Search result in Bookmarks Sidebar.

Rated 5 out of 5 stars (109)
9,387 users

cliget No Restart

Download files using curl or wget. This addon generates curl/wget commands that emulate the request as though it's coming from your browser allowing you to download protected files directly to a separate machine (e.g. server).

Rated 5 out of 5 stars (55)
8,040 users

NewScrollbars (aka NoiaScrollbars)

The "NewScrollbars"-extension replaces default scrollbars of Firefox and Thunderbird with colorized ones (partly) known from "Noia themes".

Rated 5 out of 5 stars (103)
16,579 users

budaneki

Select a text and instantly get information about it in inline window or translate it via google translate
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Bu da ne ki dediginiz an size ne oldugunu gosteren eklenti

Rated 5 out of 5 stars (85)
647 users

Duplicate in Tab Context Menu

Simply adds "Duplicate Tab" to tab context menu.

Rated 5 out of 5 stars (44)
13,173 users

View Source Chart

Inspect the DOM at lightning speed.

Rated 5 out of 5 stars (110)
13,520 users

Speed Dial [FVD] - New Tab Page, Sync...

FVD Speed Dial - Speed dial button, online synchronization, new tab start page, bookmark organization, custom backgrounds, custom dials, groups, mobile apps, most-visited dials.

Rated 5 out of 5 stars (1,990)
174,233 users

Gutscheine / Gutschein

Gutscheine und Rabattaktionen nie wieder verpassen. Dieses Add-on zeigt dir immer die aktuellsten Gutscheine und Aktionen deiner Lieblings-Shops automatisch an.
Aktuell sind über 2.000 Shops verfügbar. Jetzt beim Einkaufen sparen!

Rated 5 out of 5 stars (14)
742 users

Pure URL No Restart

Removes garbage like "utm_source" from URLs

Rated 5 out of 5 stars (38)
7,026 users

Stylish Sync No Restart

Sync engine for Stylish with backup / restore facility.

Rated 5 out of 5 stars (25)
6,402 users

Menu Wizard Featured

Customize menus : Helps removing, moving and renaming menus and menu items
Colorize important menu for ease of use! (use Style (CSS))
Change or disable any of used keyboard shortcuts
Support: Firefox, Thunderbird and SeaMonkey

Rated 5 out of 5 stars (162)
44,701 users

RightToClick

Stops javascript annoyances such as forbidden right click, forbidden text selection or disabled features like copy/save images from web-pages.

Rated 5 out of 5 stars (153)
173,741 users

Lyrics Here by Rob W No Restart

Instant lyrics on YouTube, Spotify, Deezer, 8tracks, SoundCloud and many other music sites in a flexible panel. 40+ sources ensure that lyrics are always found. Simple to use and highly customizable. (formerly called "YouTube Lyrics by Rob W")

Rated 5 out of 5 stars (33)
5,771 users

Add-ons Manager - Version Number No Restart

Restores version numbers for all installed add-ons inside Add-on Manager on Firefox, Thunderbird and Seamonkey.

Rated 5 out of 5 stars (17)
1,377 users

HTitle (discontinued)

Hide title bar if window is maximized.

[!] This add-on has been discontinued.

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

Rated 5 out of 5 stars (102)
8,649 users

Facebook Share Button No Restart

Facebook Share Button lets you share any web page on your Facebook Timeline by a quick Facebook button.

Rated 5 out of 5 stars (24)
11,914 users