1. Open Inventor is an object-oriented 3D toolkit offering a comprehensive solution to interactive graphics programming problems. It presents a programming model based on a 3D scene database that simplifies graphics programming. It includes a large set of objects such as cubes, polygons, text, materials, cameras, lights, trackballs, handle boxes, 3D viewers, and editors can speed up your programming and extend your 3D program's capabilities. For more information see http://oss.sgi.com/projects/inventor/. From Debian 3.0r0 APT