Meshroom - Meshroom is a free, open-source 3D Reconstruction Software based on the AliceVision framework.
Unity - The multiplatform game creation tools for everyone.
Pix4Dmapper - Photogrammetry software for professional drone-based mapping, purely from images.
Godot Engine - Feature-packed 2D and 3D open source game engine.
ContextCapture - Acute3D develops breakthrough photogrammetry software solutions to automatically turn photos into photorealistic high resolution 3D models
Blender - Blender is the open source, cross platform suite of tools for 3D creation.