NaN has released its popular - and free - 3D modelling package for Mac OS X. The high-end tool includes modelling, animation, rendering, post-production, interactivity creation, and cross-platform playback. It is also available for Windows. NaN says a Blender 3D plug-in for Mac OS 8, Mac OS 9, and Mac OS X that let's Web browsers view 3D content online is scheduled to ship in January 2002. NaN says that there are 250,000 users of Blender worldwide, with 10,000 new users added every month. Download the alpha version of Blender for Mac OS X below.