Blender - Blender is the open source, cross platform suite of tools for 3D creation.
Morpholio Trace - Morpholio Trace is widely called to be the dream software of the designers and architect.
Cinema 4D - Cinema 4D is a 3D modeling, animation, motion graphics and rendering application.
Qlone - 3D scan any object with your iPhone or iPad
Autodesk Maya - Maya is 3D computer animation software with powerful modeling, rendering, simulation, texturing, and animation tools for artists, modelers, and animators.
DWG FastView - DWG FastView for Windows is a lightweight dwg/dxf drawing viewer and editor produced by Gstarsoft, no need of dwg format conversion, vector graph magnified without distortion and full compatible with AutoCAD DWG/DXF.