Übersicht über die Versionen und Ausgaben des Betriebssystems OS/2

IBM

OS/2 – Operating System/2
BS/2 – Betriebssystem/2

Operating System/2 1.0 Standard Edition
Operating System/2 1.0 Extended Edition

Operating System/2 1.1 Standard Edition
Operating System/2 1.1 Extended Edition

Operating System/2 1.2 Standard Edition
Operating System/2 1.2 Extended Edition

Operating System/2 1.3 Standard Edition
Operating System/2 1.3 Extended Edition

Microsoft

MS-OS/2 1.00

OEM-Versionen