![cover image](https://wikiwandv2-19431.kxcdn.com/_next/image?url=https://upload.wikimedia.org/wikipedia/commons/thumb/4/44/PTS-DOS_6.51CD.jpg/640px-PTS-DOS_6.51CD.jpg&w=640&q=50)
PTS-DOS
From Wikipedia, the free encyclopedia
PTS-DOS o PTS/DOS es funcionanta sistemo kom deslibera programaro. Skopo la projeto esis konciliebleso kun deslibera MS-DOS.
![Thumb image](http://upload.wikimedia.org/wikipedia/commons/thumb/4/44/PTS-DOS_6.51CD.jpg/640px-PTS-DOS_6.51CD.jpg)
![Thumb image](http://upload.wikimedia.org/wikipedia/commons/thumb/c/cf/PhysTechSoft_PTS_-_DOS_Version_7.00_Revision_0_%28PTS-DOS_7.0_Beta_version%29_720x400.png/640px-PhysTechSoft_PTS_-_DOS_Version_7.00_Revision_0_%28PTS-DOS_7.0_Beta_version%29_720x400.png)
PTS-DOS kreesis ye 1993 en Rusia da PhysTechSoft e Paragon Technology Systems.