The open-asset-importer-library repository
LDraw™ editor for LEGO® style digital building instructions.
3D fractal rendering software
Interactive 3D Layout Viewer for GDSII
An open source application to load and visualize Cal3d files
Design your own pottery for 3D printing in full color
Realtime 3D engine for game development
sauerbraten with LuaJit2 scripting
Gimpel3D - 2D/3D Stereo Conversion Editor
osGraphX is a 3D file viewer based on openscenegraph.