Jenkins, originally called Hudson, is an Open Source CI/CD tool.

Installation Guide

For installation on Ubuntu 20.04, administrators of the machine can follow the instructions below^[1]:

Step 1: Add the repository key

wget -q -O - https://pkg.jenkins.io/debian-stable/jenkins.io.key | sudo apt-key add -

Step 2: Append the Debian repository package to source.list.d/jenkins.list

sudo sh -c 'echo deb http://pkg.jenkins.io/debian-stable binary/ > /etc/apt/sources.list.d/jenkins.list'

Step 3: Update all software through apt update

sudo apt update

Step 4: Install Jenkins and its dependencies

sudo apt install Jenkins

References