[3D File Format APIs for C++ Open Source C++ APIs for 3D Files Read & Write 3D Manufacturing Format via C++. 3D File Format APIs for C++ Include Lib3MF C++ implementation of the 3D Manufacturing Format file standard. It supports adding 3MF reading and writing capabilities to your apps. Easy3D An Open Source C++ 3D API that helps software developers to create apps for 3D modeling generation and rendering. libigl The library provides supports for managing and manipulating 3D shapes as well as loading and rendering 3D meshes with ease. Assimp It allows developers to load and process geometric scenes from various 3d-data-formats inside their C++ applications.]