With the amount of possible outcomes Bayesian statistics just didn't seem reasonable to implement.
Goes without saying this tool is still fairly basic, it shouldn't be used to inform how much to bet or when to fold as it doesn't take into account information such as how much your opponents are betting.
All unknown cards are randomly assigned and it just loops a bunch, reasonably easy to implement and actually is reasonably fast.
https://github.com/JohnFarrellDev/PokerMonteCarloAPI/
With the amount of possible outcomes Bayesian statistics just didn't seem reasonable to implement.
Goes without saying this tool is still fairly basic, it shouldn't be used to inform how much to bet or when to fold as it doesn't take into account information such as how much your opponents are betting.