## Release notes for kops 1.20 series

(The kops 1.20 release has not been released yet; this is a document to gather the notes prior to the release).

# Significant changes

# Breaking changes

* Support for Kubernetes 1.11 and 1.12 has been removed.

* Support for Terraform version 0.11 has been removed.

* Support for the feature flag `Terraform-0.12` has been removed.  All generated Terraform HCL2/JSON files will support versions `0.12.26+` and `0.13.0+`.

# Required Actions

# Deprecations

* Support for Kubernetes versions 1.13 and 1.14 are deprecated and will be removed in kops 1.21.

* The [manifest based metrics server addon](https://github.com/kubernetes/kops/tree/master/addons/metrics-server) has been deprecated in favour of a configurable addon.

* The [manifest based cluster autoscaler addon](https://github.com/kubernetes/kops/tree/master/addons/cluster-autoscaler) has been deprecated in favour of a configurable addon.

# Full change list since 1.19.0 release