The C4 Model for visualizing software architecture

A software system is made up of one or more containers (web applications, mobile apps, desktop applications, databases, file systems, etc), each of which contains one or more components, which in turn are implemented by one or more classes (or code).

Joschi Kuphal's A Clear Architecture

KubeVirt

KubeVirt is a virtual machine management architecture built around Kubernetes, implemented as an extension to Kubernetes. The aim is to provide a common ground for virtualization solutions on top of Kubernetes.

Mal im Auge behalten, klingt interessant.