Decided to rewatch Wargames (1983, review 4/5 stars) recently and wondered if anybody had created a WOPR simulator? And, yes, of course in the wild world of 2024 interwebs, they have it here: https://www.intellibotique.com/wopr.
Yes, you can play Tic-Tac-Toe against Joshua, just like in the movie. If you want to run the Joshua Python code yourself, you can do that from this project here: https://linuxlawson.github.io/wargames/