Newest Extensions


Quick Locale Switcher 2 Requires Restart

Allows you to quickly switch to a different language (User Interface, Spell Checker Dictionary and Website content) in your Mozilla application.

Rated 5 out of 5 stars (1)
5 users
Added October 17, 2016

XDM Hook for Linux & Mac OS X Requires Restart

XDM integration module for Firefox on Linux and Mac

Not yet rated
106 users
Added September 29, 2016

YouTube Video Player Speed

YouTube Video Player Speed play YouTube videos in whatever speed you want

Rated 3 out of 5 stars (2)
18,339 users
Added September 16, 2016

The Adblocker Project

A powerful ad blocker that blocks ALL ads but ads from publishers who shares revenues with targets YOU choose.

Rated 5 out of 5 stars (3)
83 users
Added September 5, 2016


Ad Blocker lets you block all ads, tracking & malware from the web world. It is an effective solution to browse the web without offensive and annoying ads you hate to see.

Rated 4 out of 5 stars (5)
14,320 users
Added September 1, 2016

Adblock Cyceam

Earn extra money while browsing online! Get rid of ads, and optionally tip your favorite sites.

Not yet rated
59 users
Added August 29, 2016

SeaMonkey Vertical Tab Bar Requires Restart

Tab bar on the side of the window for SeaMonkey.

Rated 5 out of 5 stars (2)
24 users
Added August 29, 2016

Disable Add-on Compatibility Checks (Version 40+)

Reinstates the extensions.checkCompatibility preference.

Rated 5 out of 5 stars (2)
402 users
Added August 18, 2016

Images uploader for

Upload any image to image hosting via right click menu

Not yet rated
49 users
Added August 15, 2016

Image Zoom (ugly fixes) Requires Restart

A lazy fixing of Image Zoom

Rated 3 out of 5 stars (5)
553 users
Added August 9, 2016


A full featured color selector tool, to work with colors, and easily find the colors you want.

Not yet rated
165 users
Added August 4, 2016

YouTube Video Player Preview

YouTube Video Player Preview lets you preview YouTube videos when you hover over thumbnails.

Rated 5 out of 5 stars (2)
19,184 users
Added July 24, 2016

Google Hangouts Web Messenger

Google Hangouts Web Messenger brings Google Hangouts right into your browser to chat with your friends.

Not yet rated
1,669 users
Added July 19, 2016

Stop Watch timer (Sea Monkey)

Stop Watch timer for Sea Monkey

Not yet rated
1 user
Added June 24, 2016

Tasks Scheduler (Sea Monkey)

Keep a list of your important todo list in one place.

Not yet rated
3 users
Added June 24, 2016

LookOut (fix version) Requires Restart

LookOut is a plugin which allows Thunderbird to interface with Microsoft's mail tools by decoding metadata and attachments encapsulated/embedded in a TNEF encoded attachment (aka winmail.dat).
Support: Thunderbird and SeaMonkey

Rated 5 out of 5 stars (4)
8,973 users
Added June 24, 2016

Force Safe Search

Forces safe search on the major search engines.

Not yet rated
93 users
Added June 20, 2016

YouTube Video Player Pop Out

YouTube Video Player Pop Out lets you pop out YouTube videos so that you can watch YouTube videos while you surf.

Rated 4 out of 5 stars (6)
14,352 users
Added June 19, 2016


Live in harmony with ads.

AdSidebar is an alternative to traditional ad blocker extensions that benefits both the user and content creators. Ads are displayed in a sidebar on the right side of the screen.

Not yet rated
17 users
Added June 16, 2016


Der Spam-Filter für Xing! Entfernt störenden Spam aus der Xing-Timeline und den Gruppen.

Not yet rated
4 users
Added June 8, 2016