| fmt | Package fmt implements formatted I/O with functions analogous to C's printf and scanf. |
| 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/util/net | |
| k8s.io/apimachinery/pkg/util/proxy | Package proxy provides transport and upgrade support for proxies. |
| k8s.io/apiserver/pkg/endpoints/request | Package request contains everything around extracting info from a http request object. |
| k8s.io/apiserver/pkg/registry/generic/registry | Package etcd has a generic implementation of a registry that stores things in etcd. |
| k8s.io/apiserver/pkg/registry/rest | Package rest defines common logic around changes to Kubernetes-style resources. |
| k8s.io/kubernetes/pkg/apis/core | Package core contains the latest (or "internal") version of the Kubernetes API objects. |
| k8s.io/kubernetes/pkg/capabilities | Package capabilities manages system level capabilities |
| k8s.io/kubernetes/pkg/kubelet/client | |
| k8s.io/kubernetes/pkg/registry/core/node | Package node provides Registry interface and implementation for storing Nodes. |
| net/http | Package http provides HTTP client and server implementations. |
| net/url | Package url parses URLs and implements query escaping. |