MS-Net
| 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.