Putty3D - SCULPT ANYTIME, ANYWHERE
Regard3D - Regard3D is a free, multiplatform, open-source structure-from-motion application.
Blender - Blender is the open source, cross platform suite of tools for 3D creation.
Pix4Dmapper - Photogrammetry software for professional drone-based mapping, purely from images.
forger - forger is a digital sculpting application for the artist who wants to be able to sculpt anywhere.
RealityCapture - RealityCapture is a software solution which automatically produces high resolution 3D models from photographs or laser-scans.