Plus, it comes with over 6,000 different pieces to create 3D models from-so there are no limits to what you can create! Obviously, the LEGO angle is very niche, but it’s perfect for those wanting to create something a little bit different. This piece of software allows users to create anything from the simplest to the most complex of projects-the above screenshot is a model of the Tower Bridge with over 4,000 pieces! It comes with an intuitive interface, designed to make the process of creation easy and time-efficient. You can start sharing, connecting and interacting with the 3DSwYm. While you might think that the software is geared towards children, you would be very wrong. DraftSight is a professional-grade open 2D CAD product for users who want a better way to create, edit and view DWG files. LeoCAD is a CAD freeware program used for creating virtual LEGO models.