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- OpenVZ (openvz.org): a community project, supported by the company Parallels, Inc. An OS-level virtualization technology based on the Linux kernel andOS.
Impression: server consolidation, web hosting. Seems to be production quality. For Linux only, so at least does not seem a good fit for the high-level VM architecture technology.
- Docker (docker.com): automates the deployment of applications inside software containers, providing abstraction and automation of operating system–level virtualization on Linux.
Impression:
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Similar to OpenVZ, an OS-level virtualization technology: a container runs the same kernel as the host, so at least does not seem a good fit for the high-level VM architecture technology. OpenVZ functionality + distributed architecture to set up repositories and pull images from and push images to the repositories. Popular, under active development.
- OpenStack (openstack.org).
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