I have browsed similar questions only to find people mainly asking for twitter alternatives. I would like to have something like Gwibber (which never worked for me till date) for using my Facebook on Ubuntu 12.04. I have both FB and Twitter (I have multiple accounts) open in different browsers which I want to avoid using. My primary requirement is support for at least one account of Facebook. Thanks.
To install it run the following command in a terminal window (Ctrl+Alt+T):
FBMessenger is a stand-alone Facebook Messenger app for Linux, very similar to the official Messenger for Windows.
Install using the commands: