Pidgin 2.7.6 comes with multiple login support
Announced by the development team of Pidgin the release of Pidgin 2.7.6, this is a maintenance release that includes a variety of bug fixes and updates. This maintenance release also many new features like multiple login support, also added support to MSNp16.
For complete features and fix see the ChangeLog.
Installation in ubuntu and LinuxMint:
Open Terminal and enter the following commands:
sudo add-apt-repository ppa:pidgin-developers/ppa
sudo apt-get update
sudo apt-get install pidgin
You can download and install Pidgin from source: source package
Note: For the moment this release is not available in the ppa, you can install this version using .deb file