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Starting from 31 January 2022, the new Docker Desktop subscription policy requires licensing for the commercial user. Containers allow users to separate an application from its infrastructure, so the app works in a predefined way regardless of the environment. The Docker platform is all about app containers and containerization. What unites the two is the requirement to meet the Open Container Initiative (OCI) and Kubernetes Container Runtime Interface (CRI) standards. The platform provides an open-source engine that automates the deployment of any application in a lightweight, self-contained space.