[mNovak]

This is really interesting, never saw that before. I've long been thinking of starting a hobby project for a general purpose board gaming rules engine. Guess it's already there!

[ryanschneider]

If you are more interested in the rules/logic side of things there’s also https://boardgame.io/

[2muchcoffeeman]

As a person who has used VASSAL, there is a lot of possible improvements that could be made.