There seem to be so many to choose from.
I am having a very hard time looking these over to decide why I want to use one over the other.
Advice on what and why?
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Well, is difficult to answer you question because is too wide. But here are the basics on each framework, as far as i know at least xD
So, it all depends on your needs, if you want to go cross platform or not, how big is your game, how much money you have, etc, etc. All the above frameworks are really good, but require different amount of work from your side.