PackAttack is a game, a little bit like tetris. You have to move falling boxes in a row, in order to get the best high score. The game is a clone of the, on some cellular phones (like Simens SE45) found game, "Stack Attack".
You can download PackAttack at http://packattack.berlios.de.
The programm is distributed under the terms of the GPL license (version 2 or higher). PackAttack depends on the fltk libraries.