One of the first initiatives to gain widespread industry engagement is the OCI. Among the 36 industry collaborators are Docker, Red Hat, VMware, IBM, Google, and AWS, and they are listed on the OCI website at:
https://www.opencontainers.org/.
The purpose of the OCI is to split implementations, such as Docker and rkt, from a standard specification for the format and runtime of containerized workloads. By their own terms, the goal of the OCI specification has three basic tenets(you can refer to more details about this in point 1 in the References section at the end of the chapter):
Creating a formal specification for container image formats and runtime, which will allow a compliant container to be portable across all major, compliant operating systems and platforms without artificial technical barriers.
Accepting, maintaining, and advancing the projects associated with these standards (the Projects). It will look to agree on a standard set of container actions (start...