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中文介绍 Windows Server 2003 Pre-Release to Manufacturing（Pre-RTM）是微软在正式发布最终零售版之前，向硬件制造商（OEM） ...

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Wendin DOS is a clone of MS/PC-DOS that runs on 8088 machines, but offers multitasking on 386+. Back in 1987, an MS-DOS compatible operating system ...

Visi On was the first GUI for the IBM PC. It was released December 1983, just prior to the Apple Macintosh, and pre-dated Microsoft Windows by several ...

Deskmate is a GUI shell, program environment, and organizational application suite bundled by Tandy with their computers. The first two fully graphica ...

Real/32, also known as Real/NG or IMS Multiuser DOS, from Intelligent Micro Software, is a real-time multitasking multiuser DOS compatible operating s ...

QNX is a compact Unix-like real-time operating system that was originally designed for the IBM PC and later used in embedded devices. The versions her ...

PTS-DOS is a Russian DOS clone created by the Russian company PhysTechSoft. PTS-DOS 2000 (5.25).7z,2.17 MB PTS-DOS 7.0b (3.5).7z,0.38 MB

PC-MOS, released by The Software Link, was a multi-user multitasking OS that had compatibility with MS-DOS 5 applications and allowed users to connect ...