DOSEMU2 is a virtual machine that allows you to run DOS software under linux. Binary packages for ubuntu are available here: https://code.launchpad.net/~dosemu2/+archive/ubuntu/ppa Binary packages for fedora are here: https://copr.fedorainfracloud.org/coprs/stsp/dosemu2/ Please send bug reports to https://github.com/dosemu2/dosemu2/issues