Docker Enterprise is the commercial edition from Docker, Inc. It's a complete CaaS platform and makes full use of Docker to provide a single pane of glass to manage any number of containers running on any number of hosts.
Docker Enterprise is a production-grade product that you run on a cluster of machines in your data center or in the cloud. The clustering functionality supports multiple orchestrators, Kubernetes, as well as Docker Swarm. In production, you could have a 100-node cluster using the exact same application platform as your development laptop running as a single-node cluster.
There are two parts to Docker Enterprise. There's the Docker Trusted Registry (DTR), which is like running your own private instance of Docker Hub, complete with image signing and security scanning. I'll cover DTR in Chapter 9, Understanding the Security...