Manufacturer name: VMware
Pricing: None – this is an open source software offering
Key features: Photon Controller is a distributed, API-driven, multi-tenant control plane designed for extremely high scale and churn, and can deliver Docker Swarm, Cloud Foundry, Kubernetes, and Mesos, to application developers on-demand.
VMware has now open sourced it.
When it's available: VMware Photon Controller is now available as open source software (as of November 16, 2015)