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
Chromium OS is the open-source development version of Chrome OS, one of Googles operating systems (OS). Chromium OS is based on the Linux kernel and uses Googles Chromium browser as its principal user interface. As a result, Chromium OS primarily supports web applications. Developed by Hexxah
License: Open Source
Chromium OS is primarily designed for web usage with a strong focus on a user-friendly interface, while CoreOS is tailored for deploying containerized applications with advanced orchestration features. The two operating systems cater to different user needs: Chromium OS for casual computing and CoreOS for developers and enterprises.