| Abbreviation | Definition |
|---|---|
| NSR | NVIDIA Shading Rasterizer |
| NSRD | National Software Reuse Directory |
| NSS | Nashville Software School |
| NSS | NTRU Signature Scheme |
| NSSI | Navratil Software System Information |
| NSSX | Nevron Smart Shape XML |
| NSTC | National Software Testing Conference |
| NSTL | National Software Testing Laboratories |
| NSTM | NET Software Transactional Memory |
| NSU | Nokia Software Updater |
| NSV | No Such Version |
| NSV | Nullsoft Streaming Video |
| NT | Networking Technology |
| NT | Not Tested |
| NTC | No Template Control |
| NTE | Network Text Editor |
| NTFS | New Technology File System |
| NTL | New Threat Landscape |
| NTM | Nua Trans Media |
| NTP | NoteTab Pro |