Unix / OS
EN
PC/IX Operating System Version 1.0 [IBM PC/XT] 1.0
IBM Personal Computer Interactive Executive 1.00, or PC/IX, is a single-user Unix port to the IBM PC XT based on System III Unix. PC/IX was created by Interactive Systems Corporation and sold through IBM. Installation instructions This software is designed to operate on an IBM PC XT model 5160. It requires a hard drive, and may require a 100% XT hardware compatible controller card. It also may not work with VGA.
download