DOSBox is a free emulator that emulates an IBM PC compatible computer running MS-DOS. It is intended especially for use with old PC games.

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running old msdos/windows program qa4 ver 4.0 on ubuntu 13.10

Looking for more info on this because I'm not sure how to qualify my qa4 v4.0 program (symantic). It runs on ms-dos, but also runs as a windows program in win3, 98, xp. It won't run under win7. I ...
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How do I change screen resolution in Dosbox through Wine?

My old DOS game (Tomb Raider I) installs and then runs fine with Wine by making use of Dosbox. Everything works (keys, audio, full screen) but I am unable to adjust the resulting screen resolution. ...
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DosBox issues in Ubuntu 13.10

I am having some issues in Windows 3.1, running in DosBox. When I open Desktop in Control Panel, DosBox closes unexpectedly. The issues started after running an update in Ubuntu. Does anybody have any ...
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dosemu crashes under LTS 12.04

I just upgraded to Ubuntu 12.04 LTS from 10.04. A DOS application that previously ran under dosemu now crashes with only the message "[4] Exit 194" displayed in the window from which I started it. ...