OpenStack?is?a?cloud?operating?system?that?controls?large?pools?of?compute,?storage,?and?networking?resources?throughout?a?datacenter,?all?managed?through?a?dashboard?that?gives?administrators?control?while?empowering?their?users?to?provision?resources?through?a?web?interface.

https://www.openstack.org/

云計(jì)算，云主機(jī)，云存儲(chǔ)，望采納。