.SPEC File

The spec file extension is sometimes used for readme-like plain text files, that contain additional information about specification required to run a certain program or device, or other instructions. 

Files with spec file extension can be found as various specification text files that usually contain some sort of instructions or descriptions for a program.

How to open:

You can open and edit these files using any text editor.

How to convert:

Probably cannot be converted to other formats.