TL;DR - Kustomize
- Kustomize is a Kubernetes configuration management tool for customizing deployments
- It patches and overlays YAML manifests without templating languages
- Completely free and open-source, built into kubectl
Pricing: Free forever
Best for: Individuals & startups
Score: 84/100
Pricing
Free
View pricing Kustomize is completely free to use.
About Kustomize
Kustomize customizes Kubernetes resources without templates. Patch and overlay configurations—manage deployments across environments without copy-paste.
The patching model is clean. The integration with kubectl is native. The approach is declarative.
Kubernetes users managing multiple environments use Kustomize for configuration customization.
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Kustomize FAQ
Yes, Kustomize is free and open source. It's actually built into kubectl now - you can use 'kubectl apply -k' directly.
Kustomize lets you customize Kubernetes configurations without templates. You write patches that modify base configurations, keeping things declarative and readable.
Kustomize uses patching; Helm uses templating. Kustomize is simpler and built into kubectl. They're often used together - Helm for packages, Kustomize for environment-specific tweaks.