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
CoreOS is optimized for containerized applications and microservices, focusing on minimalism and automated operations, making it ideal for cloud-native environments. In contrast, Red Hat offers a full-fledged operating system with extensive support for traditional applications, making it suitable for enterprise environments and legacy systems.