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.




Redot Engine is described as 'Feature-packed, cross-platform fork of the Godot game engine to create 2D and 3D games from a unified interface. It provides a comprehensive set of common tools, so that users can focus on making games without having to reinvent the wheel' and is a game development tool in the development category. There are more than 50 alternatives to Redot Engine for a variety of platforms, including Windows, Linux, Mac, Android and iPhone apps. The best Redot Engine alternative is Godot Engine, which is both free and Open Source. Other great apps like Redot Engine are Unity, Unreal Engine, GDevelop and Wick Editor.
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.




Allegro 4 and Allegro 5 are cross-platform, libraries mainly aimed at video game and multimedia programming. They handle common, low-level tasks such as creating windows, accepting user input, loading data, drawing images, playing sounds, etc.
Range Engine is a light and powerful game engine and 3D software, made based on Blender Game Engine with improvements from UPBGE.

EasyRPG is a project aimed at producing a free and open source role playing game interpreter and editor compatible with RPG Maker 2000 and 2003.


GemRB (Game Engine Made with preRendered Background) is a portable open-source reimplementation of the Infinity Engine that underpinned Baldur's Gate, Icewind Dale and Planescape: Torment. It sports a cleaner design, greater extensibility and several innovations.




Panda3D is a game engine, a framework for 3D rendering and game development for Python and C++ programs. Panda3D is Open Source and free for any purpose, including commercial ventures, thanks to its liberal license. Go ahead and grab it here.


RPG in a Box is designed to be a set of tools for easily creating 3D grid-based, voxel-style role-playing and adventure games—everything you will need for building and sharing your own game, all packaged together in a box, so to speak!




ezEngine is a free, open source game engine written in C++. Its philosophy is to be modular and flexible, such that it can be adapted to many different use cases. EZ utilizes a plugin system to integrate features such as FMOD or Jolt Physics.

Stencyl isn't your average game creation software; it's a gorgeous, intuitive toolset that accelerates your workflow and then gets out of the way. We take care of the essentials, so you can focus on what's important - making your game yours.



Moddio is a Multiplayer-First Game Engine. It has a built-in server-authoritative netcode, including snapshot interpolation and client-side reconciliation. It can support 50+ concurrent players or 300+ moving entities hosted on a $5/month VM.



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.

Flax Engine is claimed the most agile game engine. It's open source, cross-platform and it lets you write scripts in C++ and C# seamlessly. Also focused on lightweight development. A true game changer.



