With the help of our growing community of 1,000 contributors, we pushed some 5,000 commits to extend support for production workloads and deliver [Kubernetes 1.5](https://kubernetes.io/blog/2016/12/kubernetes-1-5-supporting-production-workloads/). While many improvements and new features have been added, we selected few to highlight in a series of in-depths posts listed below.
| Day 1 | [Introducing Container Runtime Interface (CRI) in Kubernetes](https://kubernetes.io/blog/2016/12/container-runtime-interface-cri-in-kubernetes) |
| Day 2 | [StatefulSet: Run and Scale Stateful Applications Easily in Kubernetes](https://kubernetes.io/blog/2016/12/statefulset-run-scale-stateful-applications-in-kubernetes) |
| Day 3 | [Windows Server Support Comes to Kubernetes](https://kubernetes.io/blog/2016/12/windows-server-support-kubernetes) |