FlightGear Flight Simulator: free open-source multiplatform flight sim
GLScene Engine for Delphi & C++Builder VCL Windows 32/64
Viewer and exporter for Unreal Engine 1-4 assets
Videojuego para aumentar los niveles de atención
Grepolis utility
2D Editor to manage garden or flat plan
Design and Display Happy Cube solutions
a very lightweight advanced terrain-rendering and 3D map rendering sys
extreme 3D flight simulator with advanced terrain rendering
Free-roaming 3D racing game featuring advanced terrain rendering
Pear3DEngine is a modern and modular 3D development framework
Reminds you when your tea is ready.
3-DPhysicsSim is an interactive 3-D physics simulator.
a realtime graphics library
PixelLight is a cross-platform application framework
A cross-platform OpenGL based lightweight scenegraph library