Debian is a free operating system (OS) for your computer. An operating system is the set of basic programs and utilities that make your computer run. Debian uses the Linux and kFreeBSD kernels (the core of operating systems), but most of the basic OS tools come from the GNU project; hence the names GNU/Linux and GNU/kFreeBSD.
Yasux ("Yet another simple UNIX") is yet another simple UNIX written from scratch. Its aim is to be a Single UNIX Specification compliant operating system being simple, small in its size and having a source which is easy to understand. This is not achieved by keeping features away, but by letting
... [More] features be deactivateable, so the user can remove all features which he does not want. [Less]