Caffe: a fast open framework for deep learning.

OpenPose: Real-time multi-person keypoint detection library for body, face, hands, and foot estimation

Cross-platform, graphics API agnostic, "Bring Your Own Engine/Framework" style rendering library.

The official Open-Asset-Importer-Library Repository. Loads 40+ 3D-file-formats into one unified and clean data structure.

Simple and Fast Multimedia Library

Mesh optimization library that makes meshes smaller and faster to render

mlpack: a fast, header-only C++ machine learning library

TinyXML2 is a simple, small, efficient, C++ XML parser that can be easily integrated into other programs.

Console-based GLSL Sandbox for 2D/3D shaders

Simple MPL-2.0-licensed C++ geometry processing library.

An Open-Source subdivision surface library.

Embree ray tracing kernels repository.

Pangolin is a lightweight portable rapid development library for managing OpenGL display / interaction and abstracting video input.

UnrealCV: Connecting Computer Vision to Unreal Engine

Geometry Processing Library for Python

Real-time dense visual SLAM system

Poisson Surface Reconstruction

An easy-to-use Python library for processing and manipulating 3D point clouds and meshes.

A header-only C++ library for large scale eigenvalue problems

A toy library for Structure from Motion using OpenCV

Efficient Global Point-cloud registration

Fast algorithms to compute an approximation of the minimal volume oriented bounding box of a point cloud in 3D.

C++ implementation of the Coherent Point Drift point set registration algorithm.

OpenGR: A C++ library for 3D Global Registration

Face Alignment by Explicit Shape Regression

Framework for building Statistical Image And Shape Models

C++ Implementation of SMPL: A Skinned Multi-Person Linear Model

Poisson image editing for seamless cloning and other operations

Many examples of many features of many software packages

Experimental 3D modeler