What is executable extension?

A file with an executable file extension means that the file format supports some ability to run an automatic task. This is in contrast to other file formats that just display data, play a sound or video, or otherwise present content without running a system command.

Does Linux use exe?

1 Answer. This is totally normal. .exe files are Windows executables, and are not meant to be executed natively by any Linux system. However, there’s a program called Wine which allows you to run .exe files by translating Windows API calls to calls your Linux kernel can understand.