Blender 3D

Blender is a full functional integrated 3D creation software suite. It lets users create high quality 3D graphics, movies and replay real-time, interactive 3D content. Over the last decade, Blender has evolved as an in-house tool for a leading European animation studio. Blender is powerful technology used for creating broadcast quality 3D content.

Blender is being released with source codes under the GNU Public License.
Blender therefore is fully free to use and distribute within any educational, professional or commercial environment.