Unixcop published a tutorial about installing LibreCad on Ubuntu 22.04 or Linux Mint 21.

How to install LibreCad on Ubuntu 22.04 | Linux Mint 21 

In this post, you will learn how to install LibreCad on Ubuntu 22.04 | Linux Mint 21. What is LibreCad? According to the project website: LibreCAD is a free Open Source CAD application for Windows, Apple and Linux. Support and documentation are free from our large, dedicated community of users, contributors and developers. 

How to install LibreCad on Ubuntu 22.04 | Linux Mint 21 - Unix / Linux the admins Tutorials