Container-Optimized OS from Google documentation

Container-Optimized OS is an operating system image for your Compute Engine VMs that is optimized for running Docker containers. With Container-Optimized OS, you can bring up your Docker containers on Google Cloud Platform quickly, efficiently, and securely. Container-Optimized OS is maintained by Google and is based on the open source Chromium OS project.

See Features and Benefits page for a full rundown of what you can do with Container-Optimized OS.