ENIGMA, the Extensible Non-Interpreted Game Maker Augmentation, is an open source cross-platform game development environment derived from that of the popular software GameMaker Legacy.




Unreal Development Kit is described as '"UDK is Unreal Engine 3 – the complete professional development framework. All the tools you need to create great games, advanced visualizations and detailed 3D simulations. The best tools in the industry are in your hands' and is a game development tool in the development category. There are more than 25 alternatives to Unreal Development Kit for a variety of platforms, including Windows, Linux, Mac, Android and iPhone apps. The best Unreal Development Kit alternative is Godot Engine, which is both free and Open Source. Other great apps like Unreal Development Kit are Unity, Unreal Engine, GDevelop and CRYENGINE.
ENIGMA, the Extensible Non-Interpreted Game Maker Augmentation, is an open source cross-platform game development environment derived from that of the popular software GameMaker Legacy.




Kodu lets kids create games on the PC and XBox via a simple visual programming language. Kodu can be used to teach creativity, problem solving, storytelling, as well as programming. Anyone can use Kodu to make a game, young children as well as adults with no design or...

Create 2D and 3D Games for Windows.
If you've been yearning to create games but have been frustrated by the complexity of programming languages such as C++ or Java, you've come to the right place!
Blitz3D provides a simple yet powerful environment for game creation - s.

The G3D Innovation Engine is a commercial-grade C++ 3D engine available as Open Source (BSD License). It is used in commercial games, research papers, military simulators, and university courses. G3D supports hardware accelerated real-time rendering, off-line rendering like ray...




Alice is an innovative 3D programming environment that makes it easy to create an animation for telling a story, playing an interactive game, or a video to share on the web. Alice is a teaching tool for introductory computing.



Reality Factory is a program that - in conjunction with other tools - allows you to create 1st and 3rd person perspective games without programming! Reality Factory is built on top of the powerful Genesis3D Open Source engine and supports all major 3D graphics cards.
Open RPG Maker is a free and open source clone of features from the RPG Maker series (i.e. rpgmaker200, rpgmaker2003, rpgmakerxp), as well as many other features. All of the data files are in XML format and are easily editable with any text editor.




Wintermute Engine Development Kit is a set of tools for creating and running graphical “point&click” adventure games, both traditional 2D ones and modern 2.5D games (3D characters on 2D backgrounds).

The RPG Toolkit is a free, open source project delivering a simple, flexible and powerful tool for the creation of role-playing games on your personal computer.


NeoAxis 3D Engine is positioned as a universal development framework for 3D projects. The framework can be applied when developing various types of 3D projects, such as the creation of video games, development of simulators, virtual reality and visualization software, creation...




FPS Creator sets a new benchmark in the game creation market by providing an easy-to-use yet highly flexible editing environment. As its name implies this is a tool for creating action-packed FPS games with no programming or 3D modelling knowledge required.

Lobster is a game programming language. It was developed to make it easier for people who are already programmers to prototype and make games.

