Reality Factory
Reality Factory is a free suite of game development tools for building 3D games.
18 Alternatives To Reality Factory
Adventure Game Studio
Adventure Game Studio provides the tools to make your own adventure, for free!
AppGameKit
AppGameKit is a game development platform for mobile devices.
BlitzMax
With the developing version BlitzMax NG other ’targets’ are available: ARM architecture, Raspberry, Android, HTML (Emscripten). RAPID DEVELOPMENT. Just open the IDE, write your code, hit F5 and see immediately the results!
ClickTeam Fusion
[Multimedia Fusion 2 has been replaced by Clickteam Fusion 2.5.]
Cocos2d-x
Cocos2d-x is an open-source and cross platform open source free 2D game engine for mobile game development known for its speed, stability, and easy of use
Construct Classic
Construct Classic is a free, DirectX 9 game creator for Windows, designed for 2D games.
CryENGINE
The most powerful game development platform is now available to everyone. Full engine source code.
GDevelop
GDevelop is an open-source game making software designed to be used by everyone.
Game Character Hub
helper program for game design (RPG Maker XP/VX and more)
Game Editor
Game Editor is the open source game design software that gives you the power to create the games of…
Open RPG Maker
Open RPG Maker is a free and open source clone of features from the RPG Maker series (i.e.
Polycode
Polycode is a C++ and Lua framework for building interactive applications.
RPG Maker
Make your own PC game with RPG Maker. Our easy to use tools are simple enough for a child, and powerful enough for a developer. Try it free today!
RPGBoss
Cross-platform 2D role playing game maker.
Thinking Worlds
Thinking Worlds is a globally unique 3D sims & games creation environment.
Unity
The multiplatform game creation tools for everyone.
Unreal Engine
Unreal Engine 4 is a suite of integrated tools for game developers to design and build games, simulations, and visualizations.
Wintermute Engine Development Kit
Wintermute Engine Development Kit is a set of tools for creating and running graphical…