| .ncb |
Visual C++ IntelliSense Database |
| .nqc |
Not Quite C Source Code File |
| .nbc |
Next Byte Codes Source Code File |
| .ned |
OMNeT++ Network Description File |
| .nsi |
NSIS Script |
| .nsh |
NSIS Header File |
| .nfm |
Delphi .NET Form File |
| .nupkg |
NuGet Package |
| .nuspec |
NuGet Specification File |
| .neko |
Neko Source Code File |
| .nk |
NUKE Script |
| .nvv |
NVIDIA Vertex Shader File |
| .nw |
Node-Webkit App Package |
| .nuproj |
NuGet Build Project |
| .natvis |
Natvis VC++ Debugger Visualization File |
| .nim |
Nim Source Code File |
| .nsl |
nsL Script |
| .ocx |
ActiveX Control |
| .o |
Compiled Object File |
| .omo |
OMake Object File |
| .oca |
Custom Control Library Type File |
| .owl |
OWL Source Code File |
| .osc |
OpenStreetMap Change File |
| .octest |
Xcode Objective-C Unit Test Bundle |