Nau Engine is a versatile and free game engine built on open-source principles. It's designed to be accessible to developers of all skill levels, enabling the creation of a wide range of interactive experiences.

CRYENGINE is described as 'The most powerful game development platform is now available to everyone. Full engine source code. All features. No royalties. No obligations. No license fee' and is a popular game development tool in the development category. There are more than 50 alternatives to CRYENGINE for a variety of platforms, including Windows, Linux, Mac, Android and Web-based apps. The best CRYENGINE alternative is Godot Engine, which is both free and Open Source. Other great apps like CRYENGINE are Unreal Engine, Unity, GDevelop and Candlestick.
Nau Engine is a versatile and free game engine built on open-source principles. It's designed to be accessible to developers of all skill levels, enabling the creation of a wide range of interactive experiences.

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.
Limon is a multi platform 3D game engine mainly focusing on first person games. Focus of its development is ease of use and ease of study. It has builtin editor for maps, animations and GUIs.
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.

The open-source Roblox & UEFN alternative giving you freedom to own what you create. An all-in-one, real-time, collaborative game development platform built on Godot Engine.




Platinum Arts Sandbox Free 3D Game Maker is an open source free game maker, free RPG Maker, free sidescroller maker, free Machinima creator, and game design tool that makes it easy for kids and adults to create video games, maps and worlds.
GameSalad Creator is an authoring tool developed by GameSalad, Inc. (formerly Gendai Games) aimed primarily at non-programmers for composing games in a drag-and-drop fashion, utilizing visual editors and a behavior-based logic system.




Maratis is a portable, simple and visual game development tool designed for artists and developers.




MAGE stands for MAKE A GAME EXPERIENCE
The goal for MAGE is to make it as easy as possible for people to create their own 3D universes, adventures and stories. PLAY WHILE YOU CREATE!.
Tululoo Game Maker is a complex game creation environment that allows you to create browser based games. The program generates a Javascript code that can be played in web browsers using the next generation web standard HTML5.




melonJS is an open source HTML5 game engine that empowers developers and designers to focus on content.
