Most Popular Extensions

Subscribe

Shareaholic | share with Google, Facebook and more

Shareaholic is the easiest way to share & bookmark great content from anywhere on the web from one simple ALL-IN-ONE add-on. Works with Facebook, Twitter, Pinterest, Google, LinkedIn, E-mail and 200+ additional services.

Rated 4 out of 5 stars (263)
11,041 users

AntiGameOrigin v6 No Restart

AntiGameOrigin - the other OGame experience for all communities.

Rated 5 out of 5 stars (3)
10,935 users

JSONovich No Restart

Pretty-prints JSON content in the browser for easy, unobtrusive viewing.

Rated 4 out of 5 stars (34)
10,363 users

Instagram Video Download No Restart

Download videos from Instagram (and as plus, easily save photos).

Rated 3 out of 5 stars (9)
9,805 users

InfoNotary Configurator for Mozilla

Configures Mozilla for work with certificates issued by InfoNotary Plc.

Rated 5 out of 5 stars (2)
9,026 users

Silent Block No Restart

Minimum and fast URL blocker.

Rated 5 out of 5 stars (16)
8,599 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 (49)
8,100 users

TryAgain

TryAgain keeps trying to load a webpage when the server cannot be reached.

Rated 4 out of 5 stars (64)
8,089 users

No need flash plugin on embeded youtube movies No Restart

No need flash plugin on embeded youtube movies

Rated 4 out of 5 stars (2)
8,030 users

RememberPass No Restart

RememberPass is a Firefox/Firefox Mobile Addon to force browser to remember password even website disable it by default. It's done by set autocomplete to "on" where it's off.
Here is: Test Page

Rated 3 out of 5 stars (22)
7,011 users

Vine Video Download No Restart

Download videos from Twitter's Vine.co short video app.

Rated 4 out of 5 stars (4)
5,772 users

Vagex Firefox Add-on

Vagex is a view exchange site which will expose your video to thousands of members in order to increase the view count. With our system, YouTube will see all the views your videos are getting and promote it even more, having a sort of viral effect.

Rated 3 out of 5 stars (6)
5,384 users

Sun Cult

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

Rated 5 out of 5 stars (117)
4,667 users

URLFilter No Restart

Block advertisement and access to adult sites

Rated 4 out of 5 stars (15)
4,651 users

Free Search & Youtube HD Video Downloader FREE No Restart

Youtube Video Search Engine Watch Live And Download free
Mp3 , Wallpaper,Software Search And Download free

Flash Video Downloader helps you download any video (flv, mp4, HD) from YouTube, Facebook, Break, Metacafe and more in one click.

Rated 3 out of 5 stars (2)
4,605 users

lolifox - Fierr MOD

Replaces the error page with a lolifox appearance with additional features.

Rated 5 out of 5 stars (19)
4,225 users

Cloud Viewer No Restart

Open various types of files in Google Docs Viewer

Rated 4 out of 5 stars (43)
4,124 users

skyZIP™ acceleration and compression Proxy No Restart

skyZIP browser extension can reduce satellite data usage by using NYNEX proxy servers to optimize webpages. Data savings are at about 50%

Rated 4 out of 5 stars (27)
3,947 users

AVIM

Vietnamese-language input method editor (IME). Type diacritics directly into any Web page, Web app, or dialog box. Convenient, comprehensive, secure.
————
Bộ gõ tiếng Việt cho phép đặt dấu trực tiếp vào bất kỳ trang Web, ứng dụng Web, hộp thoại.

Rated 5 out of 5 stars (31)
3,696 users

Search Engine Security

Protects against Blackhat spam SEO in search engines (Google, Bing & Yahoo).

Rated 5 out of 5 stars (10)
3,566 users