Guides

Advanced

• Set OpenAPI patch strategy for Kubernetes Custom Resources - A guide shows how to provide a schema to control the patch strategy of the CRDs.
• Customizing Kustomize with Client-Side Custom Resources - A talk covers extending Kustomize via plugins to address common yet idiosyncratic application needs.
• Own your YAML: extending Kustomize via Plugins - A talk shows how to create custom resources using Kustomize external plugins.

Intermediate

• ArgoCD GitOps Tutorial - Working with Kustomize - A hands-on lab covers using Kustomize in GitOps, and it goes through the Kustomize syntax and deploying a Kustomized application.
• 3 ways to customize off-the-shelf Helm charts with Kustomize - A guide covers 3 different ways to use Kustomize and Helm together.
• Using Kustomize Components with Cluster API - A clear use case of using Kustomize Components.

Novice

• Declarative Management of Kubernetes Objects Using Kustomize - The official Kubernetes documentation task for Kustomize.
• Organizing the YAML mess with Kustomize - A talk shows how Kustomize could help to manage Kubernetes YAML files with a growing number of services and environments.
• Kustomize: Deploy Your App with Template Free YAML - A talk introduces Kustomize, a declarative application management system that allows deployments to be described as template-free YAML.

Tips & Tricks

• Delete a manifest from a Kustomize base - A handy way to delete a named manifest using Kustomize patch.
• Apply Kustomize builtin transformers on a single resource - A way to use internal transformers on specific resources.
• Pass extra data to the Containerized KRM function - Different cases of sharing data with the Containerized KRM function.

Misc

Tips & Tricks

• Asdf-kustomize - Kustomize plugin for asdf version manager.

Plugins

Generators

• Secretize - Generating Kubernetes Secret from various sources. It's like a Swiss Army knife, but for Kubernetes secrets (Containerized KRM, Exec KRM, Exec).
• KSops - Generating Secrets from sops-encrypted files (Exec).
• PolicyGenerator - Generating Open Cluster Management policies (Exec).
• KRMFfnBuiltin - Running builtin generators transformers (Exec).
• Merger - Generating manifests seamlessly by extending Kustomize merge strategies using schemaless StrategicMerge (Containerized KRM, Exec KRM).
• SopsSecretGenerator - Generating Secrets from sops-encrypted files (Exec KRM, Exec).

Transformers

• HelmValuesTransformer - Transforming values in HelmRelease CustomResource. It helps manage many HelmRelease values in a single transformer file (Exec).
• TemplateTransformer - Providing a set of KRM Functions to run built-in transformers in place (Containerized KRM, Exec KRM).

Validators

• KubeconformValidator - Validating Kubernetes manifests using embedded Kubeconform (Containerized KRM, Exec KRM).

• KRM function

Related lists

Tips & Tricks

• Awesome Kubernetes - A curated list of awesome Kubernetes resources.
• Awesome Kubectl plugins - A curated list of awesome Kubectl plugins.
• Awesome Helm - A curated list of awesome Helm charts and resources.

Snippets

Tips & Tricks

• Add Pod security context - Ensure the security context is added to containers in the Pod.