How to Install Docker on Rocky Linux 8
Docker is a virtualization platform that allows you to create isolated development containers. Introduced in 2013, Docker provides the ability to easily run your applications on any machine regardless of operating system or platform. Today, many developers use Docker for testing and deploying their apps within containers. Containers are resource-isolated virtual instances that provide the ability to run several isolated systems on a single host machine.
Howtoforge published a tutorial about how to install Docker on Rocky Linux 8.