I'm working on improving the UI of my implementation of Haft Schroedinger Chess. I'm trying to make a general-purpose chess-game-player that will work with this and many other future variants I might want to implement. Eventually, to allow online play as well (though, I'll need some new infrastructure to implement that).
Here's what I've got so far:
Yup, just an empty chessboard. Starting from scratch and takin' it slow.