Helix Toolkit is a collection of 3D components for .NET
Java3d scenegraph editor
Xj3D is an open-source Java codebase for the X3D Graphics standard.
crossplatform multithreaded object-oriented render and audio engine
Realtime raytracer using SIMD on ARM, MIPS, PPC and x86
Growth-grammar related Interactive Modelling Platform
Shadow mapping in Qt3D using C++
Source code for efficiently rendering parametrically defined surfaces
A declarative 3D globe data visualization library built with Three.js
3D Software Renderer in 700 Lines
Realtime 3D engine for game development
Functy is a 3D graph drawing package that generates immediate results.
3D .NET engine for Windows, Linux, Mac
A public domain cross platform 3D game
kicad 3D is aimed to add 3D realistic feature on kicad pcb CAD
3D tree generator
simple 3d scene viewer for windows/linux/android