Staples Interior Design Software - Staples Interior Design Software is multifunctional designing software that is used for interior designing, overall home designing and landscaping designing purpose as well.
LibreCAD - An open source 2D CAD application for Windows, Apple and Linux.
Design Manager - Design Manager is an interior designing software that is designed by the leading project management and architecture groups of the world.
FreeCAD - An open-source parametric 3D modeler
Studio Designer - Studio Designer is totally different from the traditional designing and home decorating programs.
SketchUp - 3D for Everyone