FlightGear Flight Simulator: free open-source multiplatform flight sim
An interactive viewer for three-dimensional chemical structures.
Lightweight, high-performance HTML renderer for game developers
LDraw™ editor for LEGO® style digital building instructions.
Python 3D renderer with wireless display support
3D Without Boundaries
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A shader-based software renderer written from scratch in C89
JavaScript helpers for rendering high-resolution image variants
3D .NET engine for Windows, Linux, Mac
Design and Display Happy Cube solutions
A DirectX 3-D Visual Basic demonstration
PNNL Waterfall Visualization Tool
3d printing software
osGraphX is a 3D file viewer based on openscenegraph.
3D model viewer and world navigator.