You need to include your source files. This means everything a user needs to build your game from the engine.
Viewing post in Return The Rain jam comments
Okay, since you only see the application to run the game, I went to the game page and changed the upload from an EXECUTABLE to OTHER, hoping that solves the problem.
I then tested the download on another computer and got it to run.
Does this work on your end?
If it is not working on your end, do you have any guides I can used to help solve this issue?