Engrane3D is a fully working LiveCD OS powered by Slackware/Slax with a personalized set of tools to set, configure clusters, tools for hosting serving, a built-in parallel 3D renderer and a nice set of compilers and libs (SDL,MPI, Mesa).
It's a new GNU/Linux distribution, based on Linux From Scratch, with focus on easy complete and non-redundand system administration made with a simple textual command-line interface and in the interoperability with Windows (Further with other OS).