The highest tagged major version is v2.

api/

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Path	Synopsis
v1alpha3 Package v1alpha3 contains API Schema definitions for the controlplane v1alpha3 API group +kubebuilder:object:generate=true +groupName=controlplane.cluster.x-k8s.io	Package v1alpha3 contains API Schema definitions for the controlplane v1alpha3 API group +kubebuilder:object:generate=true +groupName=controlplane.cluster.x-k8s.io
v1alpha4 Package v1alpha4 contains API Schema definitions for the controlplane v1alpha4 API group +kubebuilder:object:generate=true +groupName=controlplane.cluster.x-k8s.io	Package v1alpha4 contains API Schema definitions for the controlplane v1alpha4 API group +kubebuilder:object:generate=true +groupName=controlplane.cluster.x-k8s.io
v1beta1 Package v1beta1 contains API Schema definitions for the controlplane v1beta1 API group +gencrdrefdocs:force +groupName=controlplane.cluster.x-k8s.io +k8s:defaulter-gen=TypeMeta	Package v1beta1 contains API Schema definitions for the controlplane v1beta1 API group +gencrdrefdocs:force +groupName=controlplane.cluster.x-k8s.io +k8s:defaulter-gen=TypeMeta