Multifox Addon

Some time ago, we talked about CookiePie, a Firefox add-on which allows you to use a new session so that you can log in to the same service with multiple accounts (such as multiple Google accounts, etc). But CookiePie doesn't always work and it breaks the cookies if you move the tabs around.
Multifox is another Firefox extension for logging in to multiple accounts on the same site which I like because it doesn't messes with your cookies and I was never logged out from both accounts like it sometimes happens with CookiePie.
  1. Alternative add-ons to MultiFox. 2 replies 1 has this problem 4066 views; Last reply by Gandora23 2 years ago. 5/24/18, 5:49 PM. Quote; The functionality of MultiFox is something I've been needing for awhile in order to log into multiple accounts on the same site simultaneously. However, due to the fact that I also.
  2. All of the scripts on this site are using the following software Mozilla FireFox iMacro GreaseMonkey MultiFox You will need to download and install all 3 of these.

Multifox 3.2.3 hultmann released this on Feb 18, 2017 For some reason, Mozilla removed Multifox from addons.mozilla.org (maybe due to e10s incompatibility). I've uploaded the latest version on Github for those who missed it. Download Multifox. Allows users to connect to multiple websites using different usernames.


Multifox works by adding an entry to the tabs context menu called 'Open in a New Identity Profile':
Multifox addons
and by clicking this, a new window will open so you can now log in to another account. The new windows will have a number displayed in the URL bar:

Multifox Addons


Multifox Addon

Install Multifox (don't worry about the site being in Portuguese, the add-on is in English).