Here is the latest toy that I made for my AI course:
Shiny Four is a Connect Four implementation, using a minimax search with alpha-beta pruning, written in JavaScript. The JavaScript makes it quite slow and inefficient. But it works. Kinda. If you play against the computer, it will take a few moments (5 to 10 seconds on my machine) for it to make its move. Try to beat the coldhearted machine!