ChatMate for Facebook

ChatMate for Facebook screenshots

Use Facebook Messenger right from your macOS desktop.

Alternative downloads

ChatMate for WhatsApp
4.3.1
Allows you to communicate and share files with others.
JBuddy Messenger
3.3.120412
Java-based chat client. If you need to communicate with contacts on several public IM channels simultaneously and don't want to clutter your desktop.....
Messenger Native
1.0.0
FREE
Chromeless & frameless window wrapper around the Facebook Messenger app.