Top-Rated Extensions


Integrated Inbox for Gmail and Google Apps No Restart Featured

Tired of having multiple tabs open just to view your favorite Google services and other Apps like Feedly, Evernote, Twitter and more? Now you can see them right from your Gmail Inbox.

Install now or visit for more info.

Rated 5 out of 5 stars (265)
17,801 users

ScrapBook X

Helps you save web pages and organize your collection. This addon is based on ScrapBook by Gomita and ScrapBook Plus by haselnuss.

Rated 5 out of 5 stars (29)
2,165 users

Humancharacterguess No Restart

This addon predicts your character based on date of birth
This add on would be added to addon bar above the taskbar with name HCGdora and click on it to open

Rated 5 out of 5 stars (17)
114 users

Edit Middle

Show AwesomeBar results when editing in the middle (not just at the end)

Rated 5 out of 5 stars (17)
37 users

Stock Market Quotes

Live stock market quotes ticker and monitor.

Rated 5 out of 5 stars (19)
2,729 users

Classic Reload-Stop-Go No Restart

Enable "Reload-Stop-Go"-button appearance (on urlbar) known from Firefox 4-8.

Rated 5 out of 5 stars (19)
2,396 users

Ecosia — The search engine that plants trees! No Restart Featured

Ecosia is a search engine that donates 80% of its surplus income to a tree planting program in Burkina Faso. By searching with Ecosia you can help the environment for free.
This extension adds Ecosia as a search engine in Firefox. Give it a try!

Rated 5 out of 5 stars (134)
79,033 users


Manage popular downloaders (Windows, Linux, Mac) and support special links of thunder,flashget,qqdl,ed2k,magnet,fs2you.

Rated 5 out of 5 stars (81)
173,110 users


Bioinformatics tools on Mozilla based browsers

Rated 5 out of 5 stars (20)
568 users

Irvine ContextMenu

Downloads links and images with Irvine.

Rated 5 out of 5 stars (25)
6,581 users

VimFx No Restart

VimFx introduces Vim-style keyboard shortcuts for browsing and navigation without using the mouse.

Rated 5 out of 5 stars (118)
10,448 users

Screengrab (fix version) Featured

Screengrab! saves webpages as images.
0.98 released!
New features: upload to internet

Rated 5 out of 5 stars (259)
154,854 users


Japanese to English/German/French/Russian dictionary. Just hover the mouse on top of a word, and a popup appears. Automatically de-inflects verbs and adjectives. Detailed kanji view...

Rated 5 out of 5 stars (89)
51,546 users

Youtube Video Center No Restart

Youtube Video Center changes the new Youtube design and centers the whole Youtube page on the screen automatically.

Rated 5 out of 5 stars (12)
8,922 users

Version in Add-on bar

Show the Firefox/Thunderbird version number in the addon bar (formerly called status bar).

Rated 5 out of 5 stars (10)
807 users

AntyŚledzik - Skasuj śledzika z NK

AntyŚledzik jest dodatkiem usuwającym Śledzika KOMPLETNIE z Poza kasowaniem boxa ze strony głównej kasuje także linki w menu oraz na stronie profilu.

Rated 5 out of 5 stars (10)
31 users

Ratio Animé Latino

Your Ratio in Animé Latino!

Rated 5 out of 5 stars (10)
1 user


Neoseeker Automated Markup - A Firefox Add-On for Users

Rated 5 out of 5 stars (10)
44 users

Add-ons Manager - Version Number No Restart

Restores add-on version number inside Add-on Manager for latest builds of Firefox, Thunderbird and Seamonkey.

Rated 5 out of 5 stars (12)
816 users

Download Panel Tweaks No Restart

A collection of random tweaks for the Download Panel.

Rated 5 out of 5 stars (28)
5,890 users