openNURBS Initiative

The openNURBS Initiative provides CAD, CAM, CAE, and computer graphics software developers the tools to accurately transfer 3-D geometry between applications.

The tools provided by openNURBS include:

• A file format specification and documentation.
• C++ source code libraries to read and write the file format. Windows, Mac, and Linux are supported.
• Quality assurance and revision control.
• Various supporting libraries and utilities.
• Technical support.

openNURBS is an open source toolkit for reading and writing models in the 3DM format. Our full-featured development platform is Rhino.

Links

openNURBS Initiative Web Site

Downloads

openNURBS Version 4.0

openNURBS Documentation

openNURBS Utilities

openNURBS Specific Articles (sorted by last modified)

NURBS Geometry Overview	A discussion of NURBS geometry in openNURBS.
Superfluous Knot Question	A discussion of superfluous knots and openNURBS.
Reading Render Meshes with openNURBS	How to use the openNURBS toolkit to read render meshes from a 3DM file.
Using openNURBS 4.0 with Visual C++ 2005 Express Edition	How to use Visual C++ 2005 Express Edition to build the openNURBS toolkit.
openNURBS FAQ	Answers to frequently asked questions about the openNURBS toolkit.
Using openNURBS 4.0 with Visual C++ 6.0	How to use Visual C++ 6.0 to build the openNURBS toolkit.