OpenStack遵循一个一年两次的开发及发布的周期，在春末提供一个发布，秋季第二个版本。使用版本的代号按按字母顺序排列，目前，Mitika版本是最新版本。
| Release name |
Release date |
Included Component code names |
Notes |
| Austin |
21 October 2010 |
Nova, Swift |
|
| Bexar |
3 February 2011 |
Nova, Glance, Swift |
|
| Cactus |
15 April 2011 |
Nova, Glance, Swift |
|
| Diablo |
22 September 2011 |
Nova, Glance, Swift |
|
| Essex |
5 April 2012 |
Nova, Glance, Swift, Horizon, Keystone |
|
| Folsom |
27 September 2012 |
Nova, Glance, Swift, Horizon, Keystone, Quantum, Cinder |
|
| Grizzly |
4 April 2013 |
Nova, Glance, Swift, Horizon, Keystone, Quantum, Cinder |
|
| Havana |
17 October 2013 |
Nova, Glance, Swift, Horizon, Keystone, Neutron, Cinder, Heat, Ceilometer |
|
| Icehouse |
17 April 2014 |
Nova, Glance, Swift, Horizon, Keystone, Neutron, Cinder, Heat, Ceilometer, Trove |
|
| Juno |
16 October 2014 |
Nova, Glance, Swift, Horizon, Keystone, Neutron, Cinder, Heat, Ceilometer, Trove, Sahara |
|
| Kilo |
30 April 2015 |
Nova, Glance, Swift, Horizon, Keystone, Neutron, Cinder, Heat, Ceilometer, Trove, Sahara, Ironic |
|
| Liberty |
16 October 2015 |
Nova, Glance, Swift, Horizon, Keystone, Neutron, Cinder, Heat, Ceilometer, Trove, Sahara, Ironic, Zaqar, Manila, Designate, Barbican |
|
| Mitaka |
2015-04-08 |
Nova, Glance, Swift, Horizon, Keystone, Neutron, Cinder, Heat, Ceilometer, Trove, Sahara, Ironic, Zaqar, Manila, Designate, Barbican |
|
| Newton |
Next Release |
