This conversion looks like standard export of Game Maker projects (.gm6) to a finished game file (.gmr) using the compile function in GameMaker. As far as we know, this is the only way how to achieve this conversion, although it's more a workflow than conversion.
Convert Game Maker project file to Game Maker compiled game file.
We have found one software suitable in our database for this conversion.
Microsoft Windows software - convert gm6 to gmr on Windows
Game Maker is a program for creation of simple computer game developed and sold by YoYo Games. It is available in versions for Windows, Mac OS X and HTML 5.
Convert from gm6 file
to gmr file
The table with program actions contains information about what each program is capable of doing with their files. This may be a good pointer for further searches for certain file conversions and help you find the converter you are looking for if our search result is insufficient for you. However, it is far from perfect and may sometimes show results which are not really usable because of the nature of the software handles the files. So a conversion that appears as possible, just because of matched actions, may in fact not be possible.