How to find my Linux version?

Debian, Ubuntu, Fedora? Find the name and the version of your distribution.
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Open a terminal and use the following commands. Depending on the distribution, these commands might return different results. 

Version of the Linux kernel

cat /proc/version

# Linux version 5.15.0-52-generic (buildd@lcy02-amd64-032)
# (gcc (Ubuntu 11.2.0-19ubuntu1) 11.2.0,
# GNU ld (GNU Binutils for Ubuntu) 2.38)
# #58-Ubuntu SMP Thu Oct 13 08:03:55 UTC 2022
Name and version of the distribution

cat /etc/issue

# Ubuntu 22.04.1 LTS
Specific version for Debian

cat /etc/debian_version

# bookworm/sid
Full description with Linux Standard Base

lsb_release -a

# No LSB modules are available.
# Distributor ID:	Ubuntu
# Description:	Ubuntu 22.04.1 LTS
# Release:	22.04
# Codename:	jammy
If LSB is not installed

cat /etc/os-release

# PRETTY_NAME="Ubuntu 22.04.1 LTS"
# NAME="Ubuntu"
# VERSION_ID="22.04"
# VERSION="22.04.1 LTS (Jammy Jellyfish)"
# VERSION_CODENAME=jammy
# ID=ubuntu
# ID_LIKE=debian

If you know other commands for any linux system, please share them in the comments.