The open source mesh processing system
Real-time physically based rendering engine for Android, iOS, and more
aka ogre v2 - scene-oriented, flexible 3D C++ engine
High-efficiency minimalist C++ wrapper for OpenGL 4.3
FlightGear Flight Simulator: free open-source multiplatform flight sim
Open Source Solid Modeling CAD
3D Engine c++
Interactive 3D Layout Viewer for GDSII
LDraw™ editor for LEGO® style digital building instructions.
3D Without Boundaries
crossplatform multithreaded object-oriented render and audio engine
Realtime raytracer using SIMD on ARM, MIPS, PPC and x86
Scanning Probe Microscopy Controller and Data Visualization Software