INSTALLATION PROCEDURE OF Libre CAD v2  :-

STEP 1 : Visit https://librecad.org/#download

STEP 2 : Choose Your Device compatible Operational Software (Mac Os, Windows or Linux)

STEP 3 : Choose the Download link between 
                       SourceForge
                                &
                           GitHub

STEP 4 : Click the Download link and let the file download (This is an absoulte free sofware).

STEP 5 : Click on the Downloaded file and follow its instructions to install properly in your system.

STEP 6 : After LibreCAD is successfully installed u can open it and enjoy working with it :) .