Blender - Blender is the open source, cross platform suite of tools for 3D creation.
ArchiCAD - ArchiCAD 16 enables BIM modeling with a new green approach to planning. Create anything you need with ArchiCAD's flexible new features for design.
MatterControl - MatterControl is a free, open source app that lets you organize and manage your 3D prints.
ARCHLine.XP - BIM / CAD Software for 3D Architectural and Interior Design
Onshape - Onshape is the first full-cloud 3D CAD system. It runs in a web browser and on any mobile device.
Microsoft 3D Builder - View, capture, personalize, and print 3D models.