CoreOS is an open-source lightweight operating system based on the Linux kernel and designed for providing infrastructure to clustered deployments, while focusing on automation, ease. Developed by CoreOS, Inc
License: Free
openSUSE is a versatile Linux distribution suitable for a wide range of applications, while CoreOS is specifically designed for running containerized applications efficiently. This makes openSUSE more flexible for desktop and server use, whereas CoreOS excels in cloud-native environments.