Blender - Blender is the open source, cross platform suite of tools for 3D creation.
Regard3D - Regard3D is a free, multiplatform, open-source structure-from-motion application.
ZBrush - ZBrush is a digital sculpting and painting software solution.
ContextCapture - Acute3D develops breakthrough photogrammetry software solutions to automatically turn photos into photorealistic high resolution 3D models
Cinema 4D - Cinema 4D is a 3D modeling, animation, motion graphics and rendering application.
3DF Zephyr - Next up in my series of Photogrammetry Software Reviews — after ReMake, PhotoScan & RealityCapture — is 3DF Zephyr (including the Free version).