DOSBox is a x86 emulator with Tandy/Hercules/
CGA/EGA/VGA/SVGA graphics sound and DOS. It's
been designed to run old DOS games under
platforms that don't support it.
Snaps are applications packaged with all their dependencies to run on all popular Linux distributions from a single build. They update automatically and roll back gracefully.
Snaps are discoverable and installable from the Snap Store, an app store with an audience of millions.
Enable snapd
On Debian 9 (Stretch) and newer, snap can be installed directly from the command line: