Heaps is a cross platform graphics engine designed for high performance games. It's designed to leverage modern GPUs that are commonly available on desktop, mobile and consoles.




HARFANG 3D is described as 'HARFANG®3D is a cross-platform & multi-language solution to integrate with embedded systems, existing environments & combining features to meet the industrial standards of 3D imaging' and is a game development tool in the development category. There are more than 25 alternatives to HARFANG 3D for a variety of platforms, including Windows, Linux, Mac, iPhone and Android apps. The best HARFANG 3D alternative is Godot Engine, which is both free and Open Source. Other great apps like HARFANG 3D are Unity, Qt, Unreal Engine and LÖVE.
Heaps is a cross platform graphics engine designed for high performance games. It's designed to leverage modern GPUs that are commonly available on desktop, mobile and consoles.




The Irrlicht Engine is an open source high performance realtime 3D engine written in C++. It is completely cross-platform, using D3D, OpenGL and its own software renderers, and has all of the state-of-the-art features which can be found in commercial 3d engines.
Valkyrie is a no-code creative platform that lets designers combine digital assets and create applications and interactive prototypes: where the power of Unity meets the usability of Photoshop.


sdlBasic is a small, efficient and multiplatform basic interpreter aimed to game creation using the power of SDL library, it was inspired by the old and glorious AMOS.


Leadwerks Game Engine provides the smoothest learning curve to take you from beginner to full-fledged game developer. Use the visual editor and the flowgraph system to set up game interactions without code. Use Lua to write your own game scripts.




Unigine Engine is a proprietary cross-platform middleware, developed by Unigine. It is used as either a game engine or as an engine for VR systems. The middleware is aimed to the wide market, so there are various licenses of Unigine, including special ones for independent...

The OpenSceneGraph is an open source high performance 3D graphics toolkit, used by application developers in fields such as visual simulation, games, virtual reality, scientific visualization and modelling.


HGE is an easy to use yet powerful hardware accelerated 2D game engine. It is a full featured middleware for all who want to develop commercial quality 2D games rapidly and easily. It covers all imaginable 2D game genres: you could create everything from a simple puzzle to...
Cave Engine is a Simple, easy to use, 3D desktop Game Engine that is scriptable in Python.



VIRTUAL UNIVERSE PRO is an innovative software for Windows XP, Vista, 7, 8 and 10, enabling to create and simulate d machines in a 3D environment with a physical engine.


two is an all-purpose c++ app prototyping library, focused towards live graphical apps and games.



