Kubernetes Package Manager: Helm

Cloud-native applications with multiple microservices require the writing of complex configuration files with interdependent resources such as volumes, configuration maps, secrets, pods with multiple containers, and services to expose pods. Writing YAML or JSON configuration files for each resource, along with the maintenance of these files, is exhausting and is also prone to errors. Helm is the official Kubernetes package manager that is used to solve this issue by managing resource definitions with templates. It works by separating resource definition and configuration values. Additionally, it makes it easier to deploy complex applications for users.

Helm consists of a server-side backend (tiller) running in the cluster and a command-line client tool (helm). Applications are packaged as charts in Helm, where all required Kubernetes resource templates and value files are packaged. Helm has an active chart repository where popular and stable open...