| nu4 | Norton Utilities DLL Root Data |
| nub | Xerox FreeFlow NUB Init Data |
| nuc | PAML Sequence Data |
| nuf | Symantec Procomm Plus New User Message Data |
| nugg | SAPLink Nugget Data |
| num | Nikon Capture Unsharp Mask |
| nus | NuShell Input |
| nv | NewViews Database |
| nv2 | Navionics Chart |
| nv2 | CART Navigator Data |
| nv2 | CART Grove Data |
| nv2 | NewViews v2 Database |
| nv3 | CART Navigator Data |
| nvd | NetworkView Data |
| nvda-addon | NVDA Add-on Package |
| nve | MB-System MBnavedit Edited Navigation |
| nvh | MB-System NVH Project |
| nvi | CARAIBES Navigation Data |
| nvl | UniChem Results |
| nvm | PCSX2 Dumped BIOS Configuration File |
| nvp | Net Vampire Job |
| nvp | Nvidia Control Panel Profile |
| nvr | NeverForget Reminder Data |
| nvram | VMware Virtual Machine NVRAM Data |
| nvsg | NVIDIA SceniX Data |
| nvt | Novelty Template |
| nvu | Nvidia Driver Package Data |
| nvx2 | Nebula v2 Mesh Resource Data |
| nw | NWChem Input File |
| nw3 | Novell NetWare 3 Data |
