* [Juju](https://jujucharms.com/) - Cloud orchestration tool which manages services as charms, YAML configuration and deployment script bundles.
* [Kubernetes](http://kubernetes.io/) - Orchestration system for Docker containers - ([Source Code](https://github.com/kubernetes/kubernetes), [Documentation](http://kubernetes.io/docs/)) `Apache``Go`
* [MCollective](https://puppet.com/mcollective) - Ruby framework to manage server orchestration, developed by Puppet labs.
* [Nomad](https://www.nomadproject.io) - Simple and flexible orchestrator for Docker, Podman, executables, Java, and QEMU - ([Source Code](https://github.com/hashicorp/nomad), [Documentation](https://www.nomadproject.io/docs)) `MPL-2.0``Go`
* [Overcast](http://andrewchilds.github.io/overcast/) - Deploy VMs across different cloud providers, and run commands and scripts across any or all of them in parallel via SSH.