Welcome to the Nexus Repository Manager for Docker Repository tutorial. In this article, I will guide you to set up a Nexus Repository Manager as your docker registry from scratch, and we will cover installation, SSL, and User management in the next articles. At present, the Nexus Repository Manager has two versions Repository Manager 2 and Repository Manager 3. The next articles will be demonstrating with Nexus Repository Manager 3, which is also well known as nexus3 or Nexus Repository Manager 3(NXRM3).

Repository Manager vs Docker Registry

A Docker Registry is a repository for managing Docker images, just as we learned in the previous article docker private registry. However, A Repository Manager is not only for managing docker images, it will usually be able to manage other repository technologies such as Maven, NuGet, or Git etc.