Linux users should be able to use the MakeFile to make it (let me know if this doesn't work I haven't really been able to test it).
The first time you run the program it will create a Config.ini which will hold different things you can mess around with read the Manual about what each of the different settings do.
See the readme for links to downloads for all the Runtime binaries you will need.
I have also included copies in the Required Binaries.zip file below.
You will want to download the Runtime Binaries (you will need the 32 bit versions if you are using the exe below).
When everything is ready, your folder should look the same as below:
If you are on Windows you can download the self extracting archive below which will extract everything where it is needed.
PlatformerExperimental-v5.1.1\
PlatformerExperimental-v5.1.1\Platformer-Experiment.exe
PlatformerExperimental-v5.1.1\SDL2.dll
PlatformerExperimental-v5.1.1\SDL2_image.dll
PlatformerExperimental-v5.1.1\SDL2_ttf.dll
PlatformerExperimental-v5.1.1\libfreetype-6.dll
PlatformerExperimental-v5.1.1\libpng16-16.dll
PlatformerExperimental-v5.1.1\libgcc_s_dw2-1.dll
PlatformerExperimental-v5.1.1\libstdc++-6.dll
PlatformerExperimental-v5.1.1\zlib1.dll
PlatformerExperimental-v5.1.1\Images\tiles.png
PlatformerExperimental-v5.1.1\Licenses