Cost / License
- Free
- Open Source (Apache-2.0)
Platforms
- Windows

Unreal Engine is described as 'Professional suite of tools and technologies used for building high-quality games across a range of platforms. Unreal Engine’s rendering architecture enables developers to achieve stunning visuals and also scale elegantly to lower-end systems' and is a very popular game development tool in the development category. There are more than 100 alternatives to Unreal Engine for a variety of platforms, including Windows, Linux, Mac, Web-based and Android apps. The best Unreal Engine alternative is Godot Engine, which is both free and Open Source. Other great apps like Unreal Engine are Unity, GDevelop, Redot Engine and Defold Engine.

GeeXLab is a cross-platform demotool for 3D programming, demos creation, game development, interactive applications, creative coding and prototyping.
Project Anarchy is a complete end to end game engine and state-of-the-art toolset for mobile. Project Anarchy includes an entirely free license to ship your game on iOS, Android and Tizen platforms.


LunarEngine (formerly Librebox) is an open-source game engine powered by Luau. It delivers a sandbox-style API and development model inspired by popular sandbox engines, so existing Luau code runs with minimal changes.

Keolot Phaser Editor is a free visual development environment for 2D browser games on the open source Phaser engine with integrated Matter JS physics. The application has a built-in ability to visually create and edit scenes, game objects, animations, audio and keys, write game...




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.


Esenthel is a next gen, cross-platform C++ game engine that comes with a lighting fast, high performance game engine with advanced graphics and physics and support for multiplayer and UNLIMITED size worlds which is make the engine well suit even MMORPG titles.








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.



The Cafu Engine is an all-purpose, modern 3D graphics engine and game development kit, feature complete to get you started quickly.




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.
