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).
iDeal OS
iDeal is an MX Linux-based distribution, with various privacy and security settings enabled by default. Privacy and security are the main stated goal of the project, offering to surf, shop, trade and bank online with peace of mind, without advertisements, tracking, logging, bugs, viruses or unwanted disclosure of personal information.