@Shaarigan Those are good points. I completely forgot about DRM. Thank you for your answers. I'll dive into steam's API this weekend.

@ Alberth

I'm 3d modeler and work with a game engine,, I generate that's X files with my models because game engine use it, althought is a deprecate file format. 

I don't like engine work sistem having all those files spreaded in different folders each one, and I want to make a project-based sys…