Install libs3dw2 by entering the following commands in the terminal:
sudo apt update sudo apt install libs3dw2
Description:
3d network display server widget library
s3d is a 3d network display server which can be used as 3d desktop environment. . This package provides the widget library.
Homepage: http://s3d.sourceforge.net/
Version: 0.2.2-14build1
Section: universe/libs