Stride (formerly Xenko) is an open-source C# game engine designed for the future of gaming. It comes with a full toolchain and is especially well suited to create realistic games but allows you much more!.




Godot Engine is described as 'Feature-packed, cross-platform 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 leading game development tool in the development category. There are more than 100 alternatives to Godot Engine for a variety of platforms, including Windows, Linux, Mac, iPhone and Web-based apps. The best Godot Engine alternative is Unreal Engine, which is free. Other great apps like Godot Engine are Unity, GDevelop, Wick Editor and Candlestick.
Stride (formerly Xenko) is an open-source C# game engine designed for the future of gaming. It comes with a full toolchain and is especially well suited to create realistic games but allows you much more!.




Welcome to the home of GameMaker, the fastest and friendliest cross-platform game development technology out there. GameMaker has been completely redeveloped with usability and efficiency at its core, allowing developers to create games within a single code base and then publish...




Fibbo is a free and open-source web-based game engine that allows you to create interactive experiences using JavaScript, right in your browser.

TIC-80 is a fantasy computer where you can make, play and share tiny games. Comes with built-in tools for development: code, sprites, maps, sound editors and a command line.




Open 3D Engine (O3DE) is an Apache 2.0-licensed multi-platform 3D engine that enables developers and content creators to build AAA games, cinema-quality 3D worlds, and high-fidelity simulations without any fees or commercial obligations.


A extremely powerful application to make games in python as well as in visual programming


Scirra Construct is a 2D game development engine with a focus on building games visually. No programming is required though the software uses a visual method for event handling that relies on programming concepts like variables, loops and conditions.


Urho3D is a lightweight, cross-platform rendering and game engine implemented in C++ and released under the MIT license. Greatly inspired by OGRE and Horde3D.




ct.js is a 2D game editor (desktop app) based on web technologies. It aims to be an extensible yet simple game-making tool, accessible for both newbies and experienced game developers.




One framework for creating powerful cross-platform games. The spiritual successor to XNA with 1000's of titles shipped across desktop, mobile, and console platforms. MonoGame is a fully managed .NET open source game framework without any black boxes.

cocos2d-x is a cross platform open source free 2D game engine for mobile gamedev, that is fast and stable, easy to learn and use.




Torque 3D is a easy-to-use game creation platform. Architected from the ground up for maximum flexibility and performance across a wide range of hardware and built upon the Frontline award-winning Torque Game Engine Advanced, Torque 3D comes equipped with a full suite of tools...

Their move from 1.x to 2.0 pissed a lot of people, because suddenly all the perpetual licenses were stuck with the now discontinued 1.x version, while 2.x is subscription only.
The free/demo version lets you use the whole program and all features EXCEPT export. So you have the option of only subscribing when you actually have finished your game and cancel afterwards.