1.1 ROS Noetic Installation

1.2 Setup your sources.list

Setup your computer to accept software from packages.ros.org.

sudo sh -c 'echo "deb http://packages.ros.org/ros/ubuntu $(lsb_release -sc) main" > /etc/apt/sources.list.d/ros-latest.list'

1.3 Set up your keys

sudo apt install curl # if you haven't already installed curl
curl -s https://raw.githubusercontent.com/ros/rosdistro/master/ros.asc | sudo apt-key add -

1.4 Installation

Make sure your Debian package is up-to-date:

sudo apt update

Desktop-Full Install:

sudo apt install ros-noetic-desktop-full

1.5 Environment setup

You must source this script in every bash terminal you use ROS in.

source /opt/ros/noetic/setup.bash

bash

echo "source /opt/ros/noetic/setup.bash" >> ~/.bashrc
source ~/.bashrc

zsh

echo "source /opt/ros/noetic/setup.zsh" >> ~/.zshrc
source ~/.zshrc

1.6 Dependencies for building packages

To install this tool and other dependencies for building ROS packages, run:

sudo apt install python3-rosdep python3-rosinstall python3-rosinstall-generator python3-wstool build-essential

1.6.1 Initialize rosdep

rosdep enables you to easily install system dependencies for source you want to compile and is required to run some core components in ROS

sudo apt install python3-rosdep

With the following, you can initialize rosdep.

sudo rosdep init
rosdep update