DESQview

DESQview
Developer(s)Quarterdeck Office Systems
Initial releaseJuly 1985; 39 years ago (1985-07)
Final release
DESQview/2.80
Operating systemDOS
TypeWindowing system
LicenseProprietary commercial software

DESQview (DV) is a text mode multitasking operating environment developed by Quarterdeck Office Systems which enjoyed modest popularity in the late 1980s and early 1990s. Running on top of DOS, it allows users to run multiple programs concurrently in multiple windows.