| k8s.io/apiextensions-apiserver/pkg/apis/apiextensions | Package apiextensions is the internal version of the API. |
| k8s.io/apiextensions-apiserver/pkg/client/clientset/internalclientset | |
| k8s.io/apiextensions-apiserver/pkg/client/informers/internalversion/internalinterfaces | |
| k8s.io/apiextensions-apiserver/pkg/client/listers/apiextensions/internalversion | |
| k8s.io/apimachinery/pkg/apis/meta/v1 | Package v1 contains API types that are common to all versions. |
| k8s.io/apimachinery/pkg/runtime | Package runtime defines conversions between generic types and structs to map query strings to struct objects. |
| k8s.io/apimachinery/pkg/watch | Package watch contains a generic watchable interface, and a fake for testing code that uses the watch interface. |
| k8s.io/client-go/tools/cache | Package cache is a client-side caching mechanism. |
| time | Package time provides functionality for measuring and displaying time. |