FlightGear Flight Simulator: free open-source multiplatform flight sim
GLScene Engine for Delphi & C++Builder VCL Windows 32/64
A real-time 3D Engine written in Ada
Earth orbits and satellite coverage display in 3D on your laptop.
LDraw™ editor for LEGO® style digital building instructions.
realistic driving simulation + functions for 2D/3D graphics
Lightweight and modular C++11 graphics middleware for data and games
Open Source graphic tool and alternative to Insane Bump
Highly accurate ray-tracing software system for UNIX computers
A framework for distributed computing
free implementation of the OpenGL Character Renderer
Sorry this project is no longer being supported
Simple voxel raycasting engine in SFML with multithreading support
3D game engine for C and C++
Pear3DEngine is a modern and modular 3D development framework
A Lightweighted Toolkit For Volume Rendering