A real-time 3D engine for DOS-talgics (see GLOBE_3D for new stuff !)
aka ogre v2 - scene-oriented, flexible 3D C++ engine
3D Engine with Blender Integration
Helix Toolkit is a collection of 3D components for .NET
3D Engine c++
A real-time physically based 3D rendering engine for React Native
Real-time physically based rendering engine for Android, iOS, and more
Java/JavaFX/Kotlin Game Library (Engine)
Open game and rendering engine packed into a JavaScript framework
crossplatform multithreaded object-oriented render and audio engine
Lightweight, high-performance HTML renderer for game developers
Realtime raytracer using SIMD on ARM, MIPS, PPC and x86
GLScene Engine for Delphi & C++Builder VCL Windows 32/64
A real-time 3D Engine written in Ada
Vivid3D is a C++ IDE/3D engine, with python scripting.
realistic driving simulation + functions for 2D/3D graphics
Python 3D renderer with wireless display support
Xj3D is an open-source Java codebase for the X3D Graphics standard.