| 版本号 | 代号 | 发布时间 |
|---|---|---|
| 15.04 | Vivid Vervet | 2015/04/22 |
| 14.10 | Utopic Unicorn | 2014/10/23 |
| 14.04 | LTS Trusty Tahr | 2014/04/18 |
| 13.10 | Saucy Salamander | 2013/10/17 |
| 13.04 | Raring Ringtail | 2013/04/25 |
| 12.10 | Quantal Quetzal | 2012/10/18 |
| 12.04 LTS | Precise Pangolin | 2012/04/26 |
| 11.10 | Oneiric Ocelot | 2011/10/13 |
| 11.04（Unity成为默认桌面环境） | Natty Narwhal | 2011/04/28 |
| 10.10 | Maverick Meerkat | 2010/10/10 |
| 10.04 LTS | Lucid Lynx | 2010/04/29 |
| 9.10 | Karmic Koala | 2009/10/29 |
| 9.04 | Jaunty Jackalope | 2009/04/23 |
| 8.10 | Intrepid Ibex | 2008/10/30 |
| 8.04 LTS | Hardy Heron | 2008/04/24 |
| 7.10 | Gutsy Gibbon | 2007/10/18 |
| 7.04 | Feisty Fawn | 2007/04/19 |
| 6.10 | Edgy Eft | 2006/10/26 |
| 6.06 LTS | Dapper Drake | 2006/06/01 |
| 5.10 | Breezy Badger | 2005/10/13 |
| 5.04 | Hoary Hedgehog | 2005/04/08 |
| 4.10（初始发布版本） | Warty Warthog | 2004/10/20 |
原文：http://www.cnblogs.com/jingzhishen/p/5102909.html