Key features: Lumina/Cinnamon/GNOME/MATE desktop environment, able to run Linux software, Automatically configured hardware, AppCafe, Virus-free, Laptop support, PersonaCrypt, LibreSSL, encrypted backups.
Pros: This OS has a range of desktop environments to choose from.
Cons: It's not a lightweight OS.
6. Chrome OS
Part of the Linux and Chromium OS family, Google's Chrome OS provides a partially open source, familiar user interface with a host of attractive features.
Key features: Cloud-based file management, integrated media player, virtual desktop access, Aura window manager, Google cloud print, Chrome Apps, support for selected Android apps and enhanced security.
Pro: Doesn't require a lot of disk space, a great variety of apps from the Chrome Web Store.
Con: Only free on Chrome hardware e.g. Chromebook or Nexus device.
Source: Computerworld UK
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