====== Linux, the superior operating system ======

  * Tools: [[gui|Graphical User Interface]], [[.:cli:|Command Line Interface]]
  * [[.:cli:shell_tricks|Tricks / bash one-liners]]
  * [[troubleshooting|Troubleshooting]]
  * [[security|Linux Security]]
    * [[firejail|Firejail]] sandbox
    * [[hardening|Hardening]]
  * [[.:fs|File Systems]]
  * [[.docker:start|Docker]]
  * [[boot|Booting]] (also dual boot with Windows)
  * [[performance|Performance tuning]]

===== Support Life Cycle =====

see [[https://linuxlifecycle.com|linuxlifecycle.com]] or [[https://endoflife.software/operating-systems/linux/|endoflife.software/operating-systems/linux]]

==== Last version to drop out of support ====
//The distribution names link to the EOL page where you can see the EOL dates if this site is lagging behind.//

^ OS ^ Last supported LTS version ^ EOL date ^ command to find out version |
| CentOS | 5 | 31.03.2017 |  |
| [[https://wiki.debian.org/DebianReleases|Debian]] | 9 (stretch) | 2020-07-06 |  |
| [[https://fedoraproject.org/wiki/End_of_life|Fedora]] | 30 | 2020-05-26 | ''cat /etc/fedora-release'' |
| RHEL | 5 | 31.03.2017 |  |
| SUSE Linux Enterprise Server | 11 | 2019-03-31 |  |
| [[https://wiki.ubuntu.com/Releases|Ubuntu]] | 14.04 | 2019-04-17 |  |

We don't count extended EOL releases since they often only include security updates with high severity.