Facebook Chat Instant Messenger!

Facebook Messenger is a faster way to message. Reach friends right on their phones, get and send messages fast, message everyone at once and more.

Adium is a free and open source instant messaging application for Mac OS X, written using Mac OS Xs Cocoa API, released under the GNU GPL and developed by the Adium team. Based on the libpurple protocol library, Adium can connect you to any number of messaging accounts on any combination of supported messaging services and then chat with other people using those services.

FBMessenger is a stand-alone Facebook Messenger app for Linux, very similar to the official Messenger for Windows.It was created by Jack O'Connor, a Facebook Developer.

If you don't want to get distracted by Facebook, or throw away your privacy with the mobile messenger app, but still need to chat, try deface.

Gaption is a platform that empowers people to pursue what they love doing, by allowing them to monetize their passions, skills, and content through a fun and delightful experience.

Unofficial Facebook Messenger app.

Astro Messenger beats the other app with complement Facebook support.