MEPIS (pronunciation: meh-pis) is a set of Linux Distributions distributed as Live CDs. The most popular of these distributions is SimplyMEPIS. MEPIS distributions are based on Debian, some of them indirectly. For example, SimplyMEPIS 7.0 is based mainly on Debian, with additional source code from Ubuntu (which is also based on Debian). MEPIS distributions are created by Warren Woodford.