Chrome OS is described as 'Google Chrome OS is a Linux-based operating system designed by Google that uses the Google Chrome web browser as its principal user interface, so it works primarily with web applications' and is a very popular operating system in the os & utilities category. There are more than 100 alternatives to Chrome OS for a variety of platforms, including Linux, Self-Hosted, Windows, Mac and BSD apps. The best Chrome OS alternative is Linux Mint, which is both free and Open Source. Other great apps like Chrome OS are Ubuntu, Debian, Fedora and Arch Linux.