· Site OpenGL
· Site The OpenGL WWW Center at SGI.
· Site GLUT, the OpenGL Utility Toolkit, by Mark Kilgard.
· Site GLUT, implementation for Windows, by Nate Robins.
· Site GLUI (ver. 2.2), a GLUT-based C++ user interface library which provides controls such as buttons, checkboxes, radio buttons, and spinners to OpenGL applications, by Paul Rademacher.
· Project DXF to openGL converter, by Ian L. Kaplan.
· Project 360 degree panoramas by Gustav Taxén.