GitHub Page:- Here
You are required to have NPM and Node.js preinstalled in order to get the Fb Messenger CLI working. If you are already having them, skip this part and proceed to next. If not, get it now. To get NPM and Node.js, just hit this command in terminal.
Go root first. This can be done by typing su and entering your password. Now Hit this command in terminal.
FB Messenger for CLI is much more or less works like Mutt that I mentioned in one of my articles. It’s lightweight, fast and works great on command. It is pretty sure going to be useful for me as I am most of the time busy in my terminal with something messy. You should try it and tell us how you like it. I am waiting for your comment.