Tournament Director is a comprehensive software suite designed to aid tournament directors at quiz bowl tournaments. It tracks stats, creates schedules, designs handouts, and follows accepted conventions for sharing information.
Ruby-Newton is a Ruby wrapper for the NewtonGameDynamics physics engine ( http://newtondynamics.com/ ) It brings object-oriented real-time animated physics simulations to Ruby-enabled applications (e.g. 3D modeling tool with interactive scripting support
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