HARFANG 3D source code public repository
3D engine with modern graphics
Cross-Platform C++ 2D/3D game engine
Simple and light-weight 3D game engine
Flax Engine, multi-platform 3D game engine
Dust3D is a cross-platform open-source 3D modeling software
scene-oriented, flexible 3D engine (C++, Python, C#, Java)
3D Procedural Game Engine Using OpenGL
Powerful, mature open-source cross-platform game engine for Python
Doom-based AI research platform for reinforcement learning
Real-time physically based rendering engine for Android, iOS, and more
Open 3D Engine (O3DE) is an Apache 2.0-licensed multi-platform 3D
3D Engine c++
Parabator 2 - Free 3d board game
GemRB is a portable open-source implementation of the Infinity Engine
A free 3D game engine to create games and realtimes scenes for Windows
crossplatform multithreaded object-oriented render and audio engine
Realtime raytracer using SIMD on ARM, MIPS, PPC and x86
Simple 3d Top-Down Shooter & Free 3d Board Game
An isometric arcade-style game of skill, puzzles and exploration
Odamex is a free, cross-platform, modern client-server Doom engine