PTS-DOS
| PhysTechSoft PTS - DOS Version 7.00 Revision 0 (PTS-DOS 7.0 Beta version) | |
| Developer | PhysTechSoft & Paragon Technology Systems | 
|---|---|
| OS family | DOS | 
| Working state | Current | 
| Source model | Closed source | 
| Initial release | 1993 | 
| Latest release | PTS-DOS 32 | 
| Platforms | x86 | 
| Kernel type | Monolithic kernel | 
| Influenced by | MS-DOS | 
| Default user interface | Command-line interface (COMMAND.COM) | 
| License | Proprietary | 
| Official website | phystechsoft | 
PTS-DOS (aka PTS/DOS) is a disk operating system, a DOS clone, developed in Russia by PhysTechSoft and Paragon Technology Systems.