ApplicationSets can be really useful to generate several applications, for instance when using multiple environments. This can be achieved by using generators, for instance the list, git or cluster…

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ApplicationSets in ArgoCD enable automated deployment across multiple Kubernetes clusters using generators. The article demonstrates two approaches: list generators with hardcoded cluster configurations for specific environments (test/prod), and cluster generators that dynamically discover clusters using label selectors. Both methods allow templating of ArgoCD applications to deploy the same application across different environments while maintaining cluster-specific configurations.

Using ApplicationSet to deploy to multiple clusters