If you’re a Mac user and a social media addict, what’s better than social apps for the Mac? Free social apps for the Mac, of course! In this post we’ll take a look at 10 gratis programs for connecting to your social world via OS X. From file sharing to instant messaging, from Twitter to social television, there is very likely something on this list for you. Do you know of any great free social Mac applications that are not listed? Let us know about them in the comments. 1. Dropbox