Tiny Core Linux is a very small (10 MB) minimal Linux GUI Desktop. It is based on Linux 2.6 kernel, Busybox, Tiny X, and Fltk. The core runs entirely in ram and boots very quickly . Also offered is Micro Core a 6 MB image that is the console based engine of Tiny Core. CLI versions of Tiny Core's program allows the same functionality of Tiny Core's extensions only starting with a console based system.