- Deprecate kubectl top flags related to heapster
  Drop support of heapster in kubectl top ([#87498](https://github.com/kubernetes/kubernetes/pull/87498), [@serathius](https://github.com/serathius)) [SIG CLI]

- Add support for Windows Network stats in Containerd ([#105744](https://github.com/kubernetes/kubernetes/pull/105744), [@jsturtevant](https://github.com/jsturtevant)) [SIG Node, Testing and Windows]
- Added show-capacity option to `kubectl top node` to show `Capacity` resource usage ([#102917](https://github.com/kubernetes/kubernetes/pull/102917), [@bysnupy](https://github.com/bysnupy)) [SIG CLI]

- Added new flags into alpha events such as --output, --types, --no-headers. ([#110007](https://github.com/kubernetes/kubernetes/pull/110007), [@ardaguclu](https://github.com/ardaguclu))
- Added sum feature to `kubectl top pod` ([#105100](https://github.com/kubernetes/kubernetes/pull/105100), [@lauchokyip](https://github.com/lauchokyip))

- Added field-selector option for `kubectl top pod` ([#102155](https://github.com/kubernetes/kubernetes/pull/102155), [@lauchokyip](https://github.com/lauchokyip)) [SIG CLI]

* Move HighWaterMark to the top of the struct in order to fix arm ([#33117](https://github.com/kubernetes/kubernetes/pull/33117), [@luxas](https://github.com/luxas))
* Move HighWaterMark to the top of the struct in order to fix arm, second time ([#33376](https://github.com/kubernetes/kubernetes/pull/33376), [@luxas](https://github.com/luxas))

* Fix fluentd-gcp configuration to facilitate JSON parsing ([#48139](https://github.com/kubernetes/kubernetes/pull/48139), [@crassirostris](https://github.com/crassirostris))
* Bump runc to v1.0.0-rc2-49-gd223e2a - fixes `failed to initialise top level QOS containers` kubelet error. ([#48117](https://github.com/kubernetes/kubernetes/pull/48117), [@sjenning](https://github.com/sjenning))

Pruning requires that CRD developer provides complete, structural validation schemas, either at the top-level or for all versions of the CRD.

#### CustomResourceDefinition Defaulting

* Implement NetworkPolicy v1beta1 API object / client support. ([#25638](https://github.com/kubernetes/kubernetes/pull/25638), [@caseydavenport](https://github.com/caseydavenport))
* Only expose top N images in `NodeStatus` ([#25328](https://github.com/kubernetes/kubernetes/pull/25328), [@resouer](https://github.com/resouer))

* kubeadm: Make kube-proxy tolerate the external cloud provider taint so that an external cloud provider can be easily used on top of kubeadm ([#49017](https://github.com/kubernetes/kubernetes/pull/49017), [@luxas](https://github.com/luxas))

    * Introduce a RuntimeClass v1beta1 API. This new beta API renames `runtimeHandler` to `handler`, makes it a required field, and cuts out the spec (handler is a top-level field).
* Transition CSINodeInfo and CSIDriver alpha CRDs to in-tree CSINode and CSIDriver core storage v1beta1 APIs. ([#74283](https://github.com/kubernetes/kubernetes/pull/74283), [@xing-yang](https://github.com/xing-yang))