Real-time 3D viewer for LDraw LEGO models with OpenGL acceleration.
A public domain cross platform 3D game
3D .NET engine for Windows, Linux, Mac
Coin3D Xt GUI Library
kicad 3D is aimed to add 3D realistic feature on kicad pcb CAD
3D File format viewer/explorer
XNA based game engine completely written in c#
simple 3d scene viewer for windows/linux/android
Interactive visualization of DTI, HARDI and other complex imaging data
Gimpel3D - 2D/3D Stereo Conversion Editor
Imprudence is an open source metaverse viewer project.
A small library to create SDL 2 - OpenGL applications.
An object oriented 3D graphics API on top of OpenGL
Simple 3D viewer
Minimalist 3D Scenegraph Management Framework
osGraphX is a 3D file viewer based on openscenegraph.