- `watch.Until` now works for long durations. ([#67350](https://github.com/kubernetes/kubernetes/pull/67350), [@tnozicka](https://github.com/tnozicka))
- Added duration metric for CRD webhook converters. ([#74376](https://github.com/kubernetes/kubernetes/pull/74376), [@mbohlool](https://github.com/mbohlool))

- Fixed a race condition serving `OpenAPI` content ([#117705](https://github.com/kubernetes/kubernetes/pull/117705), [@Jefftree](https://github.com/Jefftree))
- Fixed a regression in `1.27.0` that resulted in `missing metadata in converted object` errors when modifying objects for multi-version custom resource definitions with a conversion strategy of `None`. ([#117301](https://github.com/kubernetes/kubernetes/pull/117301), [@ncdc](https://github.com/ncdc))

* Volume expansion is now considered Beta. ([#64288](https://github.com/kubernetes/kubernetes/pull/64288),...

does not support protobuf encoding, if you roll back to 1.5 after upgrading to
protobuf you will be forced to restore from backup, and you will lose any changes
since you converted to protobuf.  After conversion to protobuf, you should
validate the correct operation of your cluster thoroughly before returning it
to normal operation.

- Existing PVs are converted to use volume topology if migration is enabled. ([#83394](https://github.com/kubernetes/kubernetes/pull/83394), [@bertinatto](https://github.com/bertinatto))

- Watch will now support converting response objects into Table or PartialObjectMetadata forms. ([#71548](https://github.com/kubernetes/kubernetes/pull/71548), [@smarterclayton](https://github.com/smarterclayton))

### Structured logging graduate to Beta

Structured logging reached its Beta milestone. Most log messages from kubelet and kube-scheduler have been converted. Users are encouraged to try out JSON output or parsing of the structured text format and provide feedback on possible solutions for the open issues, such as handling of multi-line strings in log values.

- The `EndpointSlice` API is now GA. The `EndpointSlice` topology field has been removed from the GA API and will be replaced by a new per Endpoint Zone field. If the topology field was previously used, it will be converted into an annotation in the v1 Resource. The `discovery.k8s.io/v1alpha1` API is removed. ([#99662](https://github.com/kubernetes/kubernetes/pull/99662), [@swetharepakula](https://github.com/swetharepakula))

- K8s.io/apimachinery: runtime.DefaultUnstructuredConverter.FromUnstructured now handles converting integer fields to typed float values ([#93250](https://github.com/kubernetes/kubernetes/pull/93250), [@liggitt](https://github.com/liggitt)) [SIG API Machinery]

* DaemonSet’s spec.templateGeneration has been deprecated.  ([#45924](https://github.com/kubernetes/kubernetes/pull/45924), [@janetkuo](https://github.com/janetkuo))

### kube-proxy