Support for legacy OpenGL in core profiles
GPU Raytracer from scratch in C++/CUDA
Lightweight and modular C++11 graphics middleware for data and games
Vivid Engine 2 is an open source 3D Engine coded using C# and C++.
Program for drawing 3D surfaces from parametric equations
Functy is a 3D graph drawing package that generates immediate results.
simple 3d scene viewer for windows/linux/android
Megalui: 2D/3D OpenGL & C/C++ Library for Scientific Visualizations
Game engine supporting many 3D/2D formats and graphic effects