Kubernetes changelog

Kubernetes changelog is available in: https://github.com/kubernetes/kubernetes/blob/master/CHANGELOG.md

Kubernetes is released 4 times per year approximately every 3 months.

2022

• 1.25 2022 Changelog, announcement
  • Read https://cloud.google.com/blog/products/containers-kubernetes/kubectl-auth-changes-in-gke regarding gke-gcloud-auth-plugin

Added sum feature to kubectl top pod
kubectl rollout status multiple resources
kubectl diff changed to ignore managed fields by default
kubectl kustomize upgraded functionality
Improved kubectl run and kubectl debug error message

• 1.24 May 2022 announcement
  • dockershim removed from kubelet
  • Beta APIs off by default
  • Release artifacts are signed using cosign signatures
  • OpenAPI v3 beta support
  • Storage Capacity and Volume Expansion are Generally Available
  • NonPreemptingPriority
  • CSR Duration: Extend the CertificateSigningRequest API with a mechanism to allow clients to request a specific duration for the issued certificate.

2021

• 1.23 Dec 2021 announcement
• 1.22 Aug 2021 announcement

• 1.21 April 2021 https://github.com/kubernetes/kubernetes/blob/master/CHANGELOG/CHANGELOG-1.21.md announcement
  • CronJobs stable

2020

• 1.20 Dec 2020 https://github.com/kubernetes/kubernetes/blob/master/CHANGELOG/CHANGELOG-1.20.md (announcement)

• 1.19 Aug 2020 https://kubernetes.io/blog/2020/08/26/kubernetes-release-1.19-accentuate-the-paw-sitive/
  • https://github.com/kubernetes/kubernetes/blob/master/CHANGELOG/CHANGELOG-1.19.md
    • Increased support from 9 months to 1 year
    • Ingress API GA

• 1.18 (March 2020)
  • https://github.com/kubernetes/kubernetes/blob/master/CHANGELOG/CHANGELOG-1.18.md
  • Announcement: https://kubernetes.io/blog/2020/03/25/kubernetes-1-18-release-announcement/
    • New Ingress pathType resources: Exact, Prefix
    • Introduced kubectl diff and kubectl debug
    • PVC cloning
    • Graduate NodeLocal DNSCache to GA
    • New EndpointSlice API
    • New CertificateSigningRequest (CSR) API
    • Beta Kubernetes Topology Manager

2019

• 1.17, Dec 09, 2019 announcement (Red Hat OpenShift 4.4)
  • https://kubernetes.io/docs/setup/release/notes/#v1-17-0
  • https://github.com/kubernetes/kubernetes/blob/master/CHANGELOG-1.17.md

• 1.16, Sep 18, 2019 announcement
  • https://kubernetes.io/docs/setup/release/notes/#v1-16-0
  • https://github.com/kubernetes/kubernetes/blob/master/CHANGELOG-1.16.md
    • EndpointSlice API (beta)

• 1.15, June 19, 2019 announcement
  • https://github.com/kubernetes/kubernetes/blob/master/CHANGELOG-1.15.md#kubernetes-v115-release-notes, ** https://github.com/kubernetes/kubernetes/blob/master/CHANGELOG-1.15.md

• 1.14 (25 March 2019)

2018

• 1.13 (03/Dec/2018) :
  • Container Storage Interface (CSI) GA
  • kubeadm GA
  • CoreDNS default DNS Server (was first introduced in version 1.09)

• 1.12 (27/Sep/2018): https://github.com/kubernetes/kubernetes/blob/master/CHANGELOG-1.12.md

• 1.11 (27/Jun/2018): https://github.com/kubernetes/kubernetes/blob/master/CHANGELOG-1.11.md, (Announcement)
  • Support for online resizing of Persistent Volumes has been introduced as an alpha feature

• 1.10 (26/March/2018): https://github.com/kubernetes/kubernetes/blob/master/CHANGELOG-1.10.md, (Announcement)

2017

• Release 1.9 (15/Dec/2017), announcement
  • https://github.com/kubernetes/kubernetes/blob/master/CHANGELOG-1.9.md
    • Workloads API GA

• Release 1.8 https://kubernetes.io/blog/2017/09/kubernetes-18-security-workloads-and/
  • https://github.com/kubernetes/kubernetes/blob/master/CHANGELOG-1.8.md

• Release 1.7

• Release 1.6 (March 2017) https://www.mirantis.com/blog/whats-new-kubernetes-1-6-focus-stability/
  • Role-Based Access Control (RBAC)

Older releases

• Release 1.2: https://github.com/kubernetes/kubernetes/blob/master/CHANGELOG-1.2.md#v120
• Release 1.1:
  • Feature: any container in a pod can enable privileged mode

2015

• 1.0 July 2015

Related

• kubectl version or kubectl version --short=true
• kubeadm version
• kubeadm upgrade
• AWS EKS: https://docs.aws.amazon.com/eks/latest/userguide/kubernetes-versions.html

See also

• The History of Kubernetes: https://blog.risingstack.com/the-history-of-kubernetes/
• Kubernetes: distributions, tools, CKA, CKS, Kubernetes interfaces: CSI, CNI, installation, workloads, networking, kubeadm, Kubernetes API, Kubernetes API Server, kubectl, kubeadm, kubelet, kube-proxy, Cloud services: EKS, GKE, TKE, DKS, Helm, Kubernetes RBAC, Kubernetes deployments, Minikube, Rancher, OpenShift, Charmed Kubernetes, Ingress, Kubernetes scheduler, Kubernetes Finalizers, logging, Kubernetes operator, Orka, kind:, Kubernetes namespaces, Kubernetes dashboard, Kubernetes Metrics Server, Field Selectors, CoreDNS, CRI, Kubernetes Topology Manager, Kubernetes governance: (SIG, KEP), Kustomize, controllers, ReadinessProbe, LivenessProbe, KOPS, K9s, Kui, k3s, ImagePullBackOff, PDB, EndPoints, Kots, metadata, Karpenter, Replicated.com, Kubernetes Authenticating, Kubernetes timeline, Changelog/Versions, service accounts, Kubernetes Pod Lifecycle, Kubernetes Conformance Certified, Kubernetes backup, Kubernetes Pod Security Admission, tEKS, Kubernetes events, Kubernetes ports, Kubernetes policies, Connect, addons, DoKC, Kubernetes control plane, Kubernetes Federation, Kubernetes info, Kubetest2, Sidecar (Kubernetes)
• Software changelogs, git log, GA, EoL, EOS, release cycle, apt changelog, docker-compose changelog

https://kubernetes.io/docs/setup/release/notes/#v1-14-0

https://kubernetes.io/blog/2018/12/03/kubernetes-1-13-release-announcement/

https://www.storagereview.com/kubernetes_announces_version_112

https://coreos.com/blog/kubernetes-112-released

https://kubernetes.io/blog/2018/06/27/kubernetes-1.11-release-announcement/

https://github.com/kubernetes/kubernetes/blob/master/CHANGELOG-1.10.md/#v1100

https://github.com/kubernetes/kubernetes/blob/master/CHANGELOG-1.2.md#v120