What is Ubuntu Server OS? - Explained

1. What is Ubuntu Server OS?

Ubuntu Server OS is an operating system that has been developed using the Linux kernel to support servers to carry out the functionalities of the server with extreme smoother and efficiency. Ubuntu server operating system is used by a wide range of industries and research institutes to overcome the licensing fee which could go up to larger sums of cash. Ubuntu Server OS is free to use and open-sourced.

2. Versions of Ubuntu Server OS

There were multiple releases are done to the Ubuntu Server OS and there were multiple stable releases made to the Ubuntu Server OS.

Ubuntu PC OS Version Code	Code Name	Release date	Public support until	Initial Kernel version
4.10	Warty Warthog	2004-10-20	2006-04-30	2.6.8
5.04	Hoary Hedgehog	2005-04-08	2006-10-31	2.6.10
5.10	Breezy Badger	2005-10-13	2007-04-13	2.6.12
6.06 LTS	Dapper Drake	2006-06-01	2009-07-14	2.6.15
6.10	Edgy Eft	2006-10-26	2008-04-25	2.6.17
7.04	Feisty Fawn	2007-04-19	2008-10-19	2.6.20
7.10	Gutsy Gibbon	2007-10-18	2009-04-18	2.6.22
8.04 LTS	Hardy Heron	2008-04-24	2011-05-12	2.6.24
8.10	Intrepid Ibex	2008-10-30	2010-04-30	2.6.27
9.04	Jaunty Jackalope	2009-04-23	2010-10-23	2.6.28
9.10	Karmic Koala	2009-10-29	2011-04-30	2.6.31
10.04 LTS	Lucid Lynx	2010-04-29	2013-05-09	2.6.32
10.10	Maverick Meerkat	2010-10-10	2012-04-10	2.6.35
11.04	Natty Narwhal	2011-04-28	2012-10-28	2.6.38
11.10	Oneiric Ocelot	2011-10-13	2013-05-09	3.0
12.04 LTS	Precise Pangolin	2012-04-26	2017-04-28	3.2
12.10	Quantal Quetzal	2012-10-18	2014-05-16	3.5
13.04	Raring Ringtail	2013-04-25	2014-01-27	3.8
13.10	Saucy Salamander	2013-10-17	2014-07-17	3.11
14.04 LTS	Trusty Tahr	2014-04-17	2019-04	3.13
14.10	Utopic Unicorn	2014-10-23	2015-07-23	3.16
15.04	Vivid Vervet	2015-04-23	2016-02-04	3.19
15.10	Wily Werewolf	2015-10-22	2016-07-28	4.2
16.04 LTS	Xenial Xerus	2016-04-21	2021-04	4.4
16.10	Yakkety Yak	2016-10-13	2017-07-20	4.8
17.04	Zesty Zapus	2017-04-13	2018-01-13	4.10
17.10	Artful Aardvark	2017-10-19	2018-07-19	4.13
18.04 LTS	Bionic Beaver	2018-04-26	2028-04	4.15
18.10	Cosmic Cuttlefish	2018-10-18	2019-07	4.18
19.04	Disco Dingo	2019-04-18	2020-01	TBA