If you like this you may want to also have a look at voxraygames by the irrepressible @Aardappel
Video here: https://www.youtube.com/watch?v=XlNTKN4HSJQ
is this going to be proprietary
The actual game itself, yes. Based on this open source project though which provides the language its written in and core engine tech: https://github.com/aardappel/lobster