| context | Package context defines the Context type, which carries deadlines, cancellation signals, and other request-scoped values across API boundaries and between processes. |
| fmt | Package fmt implements formatted I/O with functions analogous to C's printf and scanf. |
| k8s.io/apimachinery/pkg/fields | Package fields implements a simple field system, parsing and matching selectors with sets of fields. |
| k8s.io/apimachinery/pkg/labels | Package labels implements a simple label system, parsing and matching selectors with sets of labels. |
| 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/runtime/schema | |
| k8s.io/apimachinery/pkg/util/validation/field | |
| k8s.io/apiserver/pkg/endpoints/request | Package request contains everything around extracting info from a http request object. |
| k8s.io/apiserver/pkg/registry/generic | Package generic provides a generic object store interface and a generic label/field matching type. |
| k8s.io/apiserver/pkg/registry/rest | Package rest defines common logic around changes to Kubernetes-style resources. |
| k8s.io/apiserver/pkg/storage | Interfaces for database-related operations. |
| k8s.io/apiserver/pkg/storage/names | |
| k8s.io/kubernetes/pkg/api/legacyscheme | |
| k8s.io/kubernetes/pkg/apis/core | Package core contains the latest (or "internal") version of the Kubernetes API objects. |
| k8s.io/kubernetes/pkg/apis/core/validation | Package validation has functions for validating the correctness of api objects and explaining what is wrong with them when they aren't valid. |