Live Home 3D - Live Home 3D is home design software for floor plan creation and 3D visualization that suits both amateurs and professional designers.
Blender - Blender is the open source, cross platform suite of tools for 3D creation.
Home Plan Pro - Home Plan Pro is completely a legit software that lets you create vibrant drawings in an easy and agile way that are of good quality.
MakeHuman - MakeHuman is a free, open source, interactive modeling tool for creating custom 3D human characters.
Sweet Home 3D - Sweet Home 3D is a free interior design application that helps to draw the plan of house, arrange furniture on it and visit the results in 3D.
Bforartists - Bforartists is a fork of Blender.