Live Poker is an OpenGL-based multiplayer poker client. Its features include customizable 3D characters, professional character voices, in-room chat, an integrated private chat system, advanced actions for speedy game play, and all the classic poker games (e.g. Hold 'em, Omaha, and Hi-Low). Native clients are available for Mac OS X 10.3-10.4 and Windows.
Java Lemonade Stand is a Swing-based Applet and desktop simulation of a lemonade stand. Users make choices regarding the amount and type of lemonade to prepare each day, the price to charge, and the amount of advertising to purchase. The weather and random events will impact your sales.
Mars MOLA Viewer displays a fly-over rendering of the Martian surface, as measured by the Mars Global Surveyor, in real-time 3D animation. It downloads the Mars Orbiting Laser Altimeter topographic data files and uses them to drive the rendering. The user controls the position and the angle of the camera, and can move seamlessly over the entire Martian surface from -88 to 88 degrees latitude. It is a Java Web Start program with 1-click installation from your browser (depending on platform/browser).
GalaxyHack allows you to design a fleet of spaceships which can then be tested in AI script based battles against fleets designed by other players. Though battles take place in real time, the strategy comes beforehand, both in writing short AI scripts in an easy-to-use proprietary scripting language, and also in the set up and selection of your forces.