x means reached end of life
- means end of life soon
  (last updated: 2019-01-11)

CentOS:
x 5 full updates until Jan 2014, maintenance until Mar 2017
- 6 full updates until May 2017, maintenance until Nov 2020
    6.9  released Apr 2017
    6.10 released Jul 2018
  7 full updates until Dec 2020, maintenance until Jun 2024
    7.3  released Dec 2016
    7.4  released Sep 2017
    7.5  released May 2018
    7.6  released Dec 2018

Debian:
x 6 "squeeze" long-term support until Feb 2016
x 7 "wheezy"  long-term support until May 2018
  8 "jessie"  long-term support until May 2020
  9 "stretch" long-term support until Jun 2022

 (future) 10 "buster"  long-term support TBA

Fedora:
x 21 EOL Dec 2015
x 22 EOL Jul 2016 (released May 2015)
x 23 EOL Dec 2016 (released Nov 2015)
x 24 EOL Aug 2017 (released June 2016)
x 25 EOL Dec 2017 (released Nov 2016)
x 26 EOL May 2018 (released Jul 2017)
x 27 EOL Nov 2018 (released Nov 2017)
  28 est EOL May 2019 (released May 2018)
  29 est EOL Oct 2019 (released Oct 2018)

FreeBSD:
x 10.2 EOL Dec 2016
x 10.3 EOL Apr 2018
x 10.4 EOL Oct 2018
x 11.0 EOL Nov 2017
x 11.1 EOL Sep 2018 (released Jul 2017)
  11.2 est EOL Dec 2019 (released Jun 2018)
  12.0 est EOL Dec 2019 (released Dec 2018)

NetBSD:
  7.0 released Oct 2015
  7.1 released Mar 2017
  7.2 released Aug 2018
  8.0 released Jul 2018

OmniOS:
  r151020 released Nov 2016 but "archived"
  r151022 LTS
  r151026 supported until 2019-05-05

OpenSuse:
x 13.1 EOL Feb 2016 / evergreen in Nov 2016
x 13.2 EOL Jan 2017
x 42.1 EOL May 2017
x 42.2 EOL Jan 2018
  42.3 EOL Jun 2019

OpenSuse Leap:
  15.0 EOL Nov 2019

Ubuntu LTS:
x 12.04 "Precise Pangolin"  LTS until Apr 2017
  14.04 "Trusty Tahir"      LTS until Apr 2019
  16.04 "Xenial Xerus"      LTS until Apr 2021
  18.04 "Bionic Beaver"     LTS until April 2023

Ubuntu non-LTS:

x 14.10 "Utopic Unicorn"    EOL July 2015
x 15.04 "Vivid Vervet"      EOL Feb 2016
x 15.10 "Wily Werewolf"     EOL July 2016
x 16.10 "Yakkety Yak"       EOL July 2017
x 17.04 "Zesty Zapus"       EOL Jan 2018
x 17.10 "Artful Aardvark"   EOL July 2018
  18.10 "Cosmic Cuttlefish" EOL July 2019

