KardsGT is a card game suite for those who love playing card games and are tired of switching to other OSes to get their fix or playing the Internet version. All of the computer-based players have their own sense of style of play, offering a great challenge. You can even customize your own deck of cards and even the image of yourself in game. Currently you can play Crazy Eights, Cribbage, Euchre, Hearts, Old Maid, Spades, and War.
Arachne is program that implements Avidan and Shamir's seam carving technique for content-aware image resizing. It allows realtime, fluid image resizing using this fascinating technique. Seam carving works by removing the "boring bits" from an image, so it can change the aspect ratio of many images without changing the shape of the objects inside.