FaceTime for Mac makes it easy to talk, smile and laugh with friends and family on their iPhone 4, iPad 2, iPod touch or Mac.
iMessage lets you send messages to anyone on a Mac, or an iPhone, iPad, or iPod touch running iOS 5.
Traditionally, chat clients on the Mac have been anything but glamorous.
Free (GPL) irc client software for Mac OS X.
Flexible, user-friendly and cross-platform IRC client.
