MOS (operating system)
| OS family | Unix-like |
|---|---|
| Working state | Current |
| Source model | Closed source |
| Final release | M OS-12 |
| Available in | Russian |
| Platforms | SM EVM, ES EVM, Elbrus, PDP-11 clones |
| Kernel type | Monolithic |
| License | Proprietary |
Mobile Operating System (MOS; Russian: Моби́льная Операцио́нная Систе́ма (МОС)) is an operating system, a Soviet clone of Unix from the 1980s.