How To Install doas on Debian 11

In this tutorial we learn how to install doas on Debian 11. doas is minimal replacement for sudo

Introduction

In this tutorial we learn how to install doas on Debian 11.

What is doas

doas is:

OpenDoas: a portable version of OpenBSD’s doas command doas is a minimal replacement for the venerable sudo. It was initially written by Ted Unangst of the OpenBSD project to provide 95% of the features of sudo with a fraction of the codebase.

There are three methods to install doas on Debian 11. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.

Install doas Using apt-get

Update apt database with apt-get using the following command.

sudo apt-get update

After updating apt database, We can install doas using apt-get by running the following command:

sudo apt-get -y install doas

Install doas Using apt

Update apt database with apt using the following command.

sudo apt update

After updating apt database, We can install doas using apt by running the following command:

sudo apt -y install doas

Install doas Using aptitude

If you want to follow this method, you might need to install aptitude first since aptitude is usually not installed by default on Debian. Update apt database with aptitude using the following command.

sudo aptitude update

After updating apt database, We can install doas using aptitude by running the following command:

sudo aptitude -y install doas

How To Uninstall doas on Debian 11

To uninstall only the doas package we can use the following command:

sudo apt-get remove doas

Uninstall doas And Its Dependencies

To uninstall doas and its dependencies that are no longer needed by Debian 11, we can use the command below:

sudo apt-get -y autoremove doas

Remove doas Configurations and Data

To remove doas configuration and data from Debian 11 we can use the following command:

sudo apt-get -y purge doas

Remove doas configuration, data, and all of its dependencies

We can use the following command to remove doas configurations, data and all of its dependencies, we can use the following command:

sudo apt-get -y autoremove --purge doas

Dependencies

doas have the following dependencies:

References

Summary

In this tutorial we learn how to install doas package on Debian 11 using different package management tools: apt, apt-get and aptitude.