======3D modelling and rendering====== =====Free===== [[http://www.artofillusion.org/|Art of Illusion]] License: GNU GPL v2. Requires: Java Runtime. \\ [[https://ayam.sourceforge.net/|Ayam]] is a free 3D modelling environment for the RenderMan interface, distributed under the [[http://ayam.sourceforge.net/License.txt|BSD licence]]. \\ [[http://www.blender.org/|Blender]] License: GNU GPL. \\ [[https://zauonlok.github.io/renderer/|Software Renderer]] A shader-based software renderer written from scratch in C89. [[https://github.com/zauonlok/renderer|GitHub - zauonlok/renderer]]