LuxRender is a physically based and unbiased rendering engine. Based on
state-of-art algorithms, LuxRender simulates the flow of light according
to physical equations, thus producing realistic images of photographic
LuxRender is free software -- both for personal and commercial use -- and
is licensed under the GPL. Fully functional exporters are available for
Blender and Maya, while exporters for a growing number of 3D applications
are under development.