JavaScript 3D library
An open-source JavaScript library for world-class 3D globes and maps
A renderer agnostic two-dimensional drawing api for the web
An interior design application to draw house plans & arrange furniture
Android OpenGL 2.0 application to view 3D models
Simple example of draw and rotate 3D box
Java3d scenegraph editor
Vivid is a modern C++ 3D engine using OpenGL4+
SOLVESPACE is a free (GPLv3) parametric 3d CAD tool.
A platform for AR in VR
Design your own pottery for 3D printing in full color
3D Style Page Flip on Android
Gphoton in a simple 3d modeler and ray tracer.
An easy graphics library using C++ in windows...
OpenGL SFENCE Extension Module
3D render software animation
Free Flat Color Icons
Draw railway tracks in 3D from a simple script language in SketchUp
XNA based game engine completely written in c#