现有系统：
VisualSFM: A Visual Structure from Motion System
Meshlab: the open source system for processing and editing 3D triangular meshes.
Colmap: a general-purpose Structure-from-Motion (SfM) and Multi-View Stereo (MVS) pipeline with a graphical and command-line interface.
Bundler: Structure from Motion (SfM) for Unordered Image Collections
CMVS: Clustering Views for Multi-view Stereo
MVE: a complete end-to-end pipeline for image-based geometry reconstruction.
MVS-Texturing: 3D Reconstruction Texturing
OpenMVG: open Multiple View Geometry
OpenMVS: open Multi-View Stereo reconstruction library