.exe
| Filename extension | 
.exe | 
|---|---|
| Internet media type | application/vnd.microsoft.portable-executable | 
| Magic number | 0x4d 0x5a | 
| Developed by | Microsoft | 
| Type of format | Executable file | 
| Container for | MZ, NE, LX, LE, PE, PE32+, W3, W4, DL, MP, P2, P3 | 
| Open format? | No | 
For Microsoft Windows, OS/2, and DOS, .exe is the filename extension that denotes a file as being executable – a computer program – containing an entry point.
In addition to being executable (adjective) such a file is often called an executable (noun) which is sometimes abbreviated as EXE.