Helm is the package manager for Kubernetes (like yum, apt and home brew ) that allows easily package, configure, and deploy applications onto Kubernetes clusters. Helm charts are packages (like debs and rpms) It contains pre-configured kubernetes resources such as ConfigMaps, Deployments ,StatefulSet manifests, PersistentVolumes and editable settings for them.

Container registry is a repository for storing docker images or container images, A container image, comprised of multiple layers, an image is essentially built from the instructions and executable version of an application.