Containerd integration is now generally available as a runtime option for the open source Kubernetes container orchestration system.
While Docker is the dominant player among container runtimes, some experts in the field believe other options such as containerd can sometimes be the better choice.
With that in mind, engineers from Google, Docker, IBM, ZTE and ZJU have developed a way to use containerd instead of Docker. While it may seem strange that Docker Inc. is involved what appears to be a competing project, the company actually initiated the containerd project before donating it to the community, and the Docker engine is based on it.
The backers of containerd describe it as an industry-standard container runtime with an emphasis on simplicity, robustness and portability.
Read more at ADTmag
