iGeo - Java 3D Modeling Library

http://igeo.jp

iGeo is free and open source 3D modeling software library
in Java for computational design in architecture, product 
design, interaction design and more. It includes libraries
of vector math operations, NURBS curve and surface geometries,
polygon meshes, 3D display and navigation and 3D model file I/O. 
It also has an interface called PiGeon specialized for processing. 


iGeo is free software: you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as
published by the Free Software Foundation, version 3.

iGeo is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public
License along with iGeo.  If not, see <http://www.gnu.org/licenses/>.