3D engine with modern graphics
3D Procedural Game Engine Using OpenGL
Open 3D Engine (O3DE) is an Apache 2.0-licensed multi-platform 3D
A Python package for interactive mapping and geospatial analysis
A tool for creating Terrains.
A free 3D game engine to create games and realtimes scenes for Windows
0 A.D. is a free, open-source, cross-platform real-time strategy game.
Spring is a free RTS engine developed for Windows, Linux and Mac OS X.
Vivid is a modern C++ 3D engine using OpenGL4+
A game based on the DelphiDoom Engine
A fast-paced free software rally racing game
Modern 3D engine and IDE written using C# and C++.
A 2D game engine and level editor
A tool for creating voxels for the DelphiDoom Engine
a webgl Cesium 3D flight simulator
Vivid Engine 2 is an open source 3D Engine coded using C# and C++.
Dungeon free resources (terrain & roguelike generation)
IRB is a game creation toolkit
3D .NET engine for Windows, Linux, Mac
a very lightweight advanced terrain-rendering and 3D map rendering sys
.NET - VISUAL BASIC NVIDIA +ATI PHYSX SLIMDX DIRECTX 9 -ENGINE/WRAPPER
A wildfire decision support system and visualization tool from Emxsys.
XNA based game engine completely written in c#
Free-roaming 3D racing game featuring advanced terrain rendering