Docker Hub - Docker Hub is a cloud-based registry service

Apache Mesos - Apache Mesos abstracts resources away from machines, enabling fault-tolerant and elastic distributed systems to easily be built and run effectively.

runc - CLI tool for spawning and running containers according to the OCI specification - opencontainers/runc

rkt - App Container runtime

Sandboxie - Sandboxie is a program for Windows that is designed to allow the user to isolate individual programs on the hard drive.

FreeBSD Jails - Jails on the other hand permit software packages to view the system egoistically, as if each package had the machine to itself.