Extensions by Name


Niederschlagsradar Requires Restart

Bitte schau mal an: Vorhersage Heute, 5 Tagen Vorhersage oder das Niederschlagsradar mit offiziellen Niederschlagsradar-extensie!

Rated 3 out of 5 stars (3)
585 users

NietzscheDerp Requires Restart

Inspired by tannr.com's Herp Derp, NietzscheDerp replaces YouTube comments with Nietzsche quotes.

Rated 4 out of 5 stars (4)
116 users

nifty keylogger Requires Restart

A keylogger for firefox that works! This add-on logs keys including such keys as ALT, SHIFT, and BACKSPACE. It is hard to detect this keylogger through anti-virus software. To view the log, simultaneously press ALT + CTRL + k.

Rated 3 out of 5 stars (6)
1,435 users


A visual iconic directory of Nigeria Newspapers, easily click and read your favorite Newspapers.

Not yet rated
5 users

Night Launch Companion Requires Restart

Fine-Tune Night Launch Themes

Rated 4 out of 5 stars (3)
1,660 users

Night Mode Eye Guard

Night mode to protect eyesight. In general, works perfect for almost websites, some sites may not perfect. it can be very helpful.

Rated 3 out of 5 stars (42)
8,253 users

Night Mode Pro

Switch to night mode and the display is much easier on the eyes!

Rated 4 out of 5 stars (22)
6,536 users

Nightly about:logo hotfix Requires Restart

Incase you didn't know this is an older addon made for Nightly 7 when they forgot to update the logos, see https://bugzilla.mozilla.org/show_bug.cgi?id=649526, it's has obviously been fixed since Nightly 8.

Not yet rated
7 users

Nightly Tester Tools Requires Restart

Useful tools for the nightly tester.

Rated 4 out of 5 stars (193)
26,392 users

Nightly Tester Tools Lite Requires Restart

This is a cut down version of Nightly Tester Tools by Mossop, which is 77.6 KB. I've only included the "copy build id" and "build id in titlebar"...

Rated 2 out of 5 stars (8)
60 users


Easy and comfortable pages viewing at night time. Choose one of the five cool night modes and enjoy web pages in new colors!

Rated 5 out of 5 stars (2)
301 users


A private chat addon

Not yet rated
4 users

Nimble Smart Contacts

Contact insights where you want it, when you want it. The all-new Nimble Contacts Widget.

Rated 5 out of 5 stars (1)
405 users

Nimbus Screen Capture - editable screenshots Featured

1) Screen capture web pages.
2) Selected regions.
3) Whole browser windows.
Edit screenshots and save the images to either local file or Google Drive. Annotate screenshots in a very user-friendly interface with different tools. Upload and share!

Rated 5 out of 5 stars (298)
129,758 users

Nimbus Web Clipper Requires Restart

Clip anything you find on the web: text, images, emails or links. Upload it all to your Nimbus account, and share with your friends.

Rated 5 out of 5 stars (3)
1,835 users

Nimbuzz Webclient 3.2.4

Chat with Nimbuzz friends and connect IM and social networks: Facebook, Windows Live (MSN), Yahoo, Google Talk.

Rated 2 out of 5 stars (3)
12 users

NinefoldFox Requires Restart

NinefoldFox helps you organize/manage/store your files on the Ninefold Online Cloud Storage service. It is easy to install and use as it is integrated into the browser.

Not yet rated
6 users

Ninjaly Requires Restart

Ninjaly simplifies your online shopping experience by identifying where to use coupons or cashback for bigger savings. Over 4,500 retailers covered!

Not yet rated
1 user


Ne rater plus aucun de mes lives !

Not yet rated
2 users


Button to quickly toggle between light and dark variants of the FF Developer Edition Theme.

Rated 5 out of 5 stars (2)
50 users