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SketchChair is open-source software and is released under the GNU General Public License v3.0.

GitHub SketchChair Code Repository

SketchChair is built with help from Processing, and uses libraries under the following licenses:

Processing Export Libraries

GNU Lesser General Public License (LGPL)

OpenGL, JOGL, GLUEGEN - Open Graphics Library

SGI Free Software License B v2.0, BSD and Apache Licenses.

JBullet

ZLIB License

Toxilibs

LGPL v2.0

SVG Salamander

LGPL

XOM

LGPL