A set of mathematical environments for computing, visualizing and experimenting with geometric objects; built with the OpenGL/Mesa library and the GTK+ user interface.
This Resource Center supports users of The Geometer's Sketchpad "Dynamic Geometry" software. Contents include a freely-downloadable demo and Java versions; research bibliography; online activity guide; technical support center.
GEUP is an interactive geometry tool. Lets you dynamically explore Mathematics, build mathematical models of real world or create interactive mathematics presentations.
KSEG is an Open Source program for interactively exploring geometric constructions which can be used to teach geometry in the classroom or for personal enjoyment.