SmartOS
SmartOS is an open-source UNIX-like operating system based on illumos, a community fork of OpenSolaris. It features four technologies - ZFS (a combined file system and logical volume manager), DTrace (a dynamic tracing framework for troubleshooting kernel and application problems), Zones (a lightweight virtualisation solution), KVM and bhyve (two full virtualisation solutions for running a variety of guest operating systems, including Linux, Windows, BSD and Plan9).
VS
Commodore OS Vision
Commodore OS Vision is a 64-bit Linux distribution which was originally based on Linux Mint and is now an unofficial spin of MX Linux. This distribution was created for Commodore enthusiasts and people who appreciate a retro style interface.