Piskvork is 5 in a row board game like GoMoku
This game is similar to GoMoku. You must make five symbols in a line and do that sooner than your opponent. You can choose a skin, set the thinking time, save positions to harddisk, undo all moves. Many external artificial intelligences can be downloaded from gomocup.wz.cz. If you want to create your own algorithm, read about protocol.
http://petr.lastovicka.sweb.cz/games.html