| Developer | Microsoft |
|---|---|
| Written in | x86 assembly |
| OS family | DOS |
| Working state | Discontinued |
| Source model | Closed source |
| Initial release | April 2, 1985 |
| Marketing target | Local area networking |
| Update method | Re-installation |
| Package manager | None |
| Platforms | x86 |
| Kernel type | Monolithic |
| License | Proprietary |
| Succeeded by | LAN Manager |
MS-Net, sometimes stylized as MS-NET, was a network operating system sold by Microsoft in the 1980s, the earliest days of local area networking.