Ever wonder what the difference is between Unix and Linux? Well if so you have come to the right place! This website provides all the details about the history of Unix and the history of Linux. If you scroll on over to the 'Proprietary Unix' tab, you will find all the information on the history of Unix, why is it proprietary and some of the main market details. Over on the 'FOSS alternatives' tab you will find information on the history of the Free and Open source software movement as well as top linux commercial distributors. Check out the semantics tab to learn a little bit more about Semantic markup and search engine optimization.