Rocks was initially based on the Red Hat Linux distribution, however modern versions of Rocks were based on CentOS, with a modified Anaconda installer that simplifies mass installation onto many computers.
Rocks baseouse inicialmente sobre a distribución Red Hat Linux, no entanto as versións máis modernas de Rocks baséanse en CentOS, cun instalador "anaconda" modificado, o cal simplifica a instalación en masa en moitos computadores.