Rogue Engine is a full featured environment for game development using WebGL. Create projects in an intuitive and familiar 3D environment using configurable components made with TypeScript.




Duality is described as 'Modular 2D game engine / editor combo, written entirely in C# and built on top of an OpenGL backend. It's open source, features an open architecture that invites extensibility and technical ownership, and it embraces C# as a language rather than a scripting' and is a game development tool in the development category. There are more than 25 alternatives to Duality for a variety of platforms, including Windows, Linux, Mac, Android and Web-based apps. The best Duality alternative is Godot Engine, which is both free and Open Source. Other great apps like Duality are Unity, GDevelop, LÖVE and microStudio.
Rogue Engine is a full featured environment for game development using WebGL. Create projects in an intuitive and familiar 3D environment using configurable components made with TypeScript.




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.




Amulet is a free Lua-based audio/visual toolkit suitable for small games and experimentation. It runs on Windows, Mac, Linux, HTML5 and iOS.
JMonkeyEngine3 it’s a free, open source game engine, made especially for Java game developers who want to create 3D games using modern technology. The software is programmed entirely in Java, intended for wide accessibility and quick deployment.

DragonRuby Game Toolkit is a professional grade 2D game engine. It's tiny (~3.5MB), fast, and cross-platform (including consoles and mobile).
GeeXLab is a cross-platform demotool for 3D programming, demos creation, game development, interactive applications, creative coding and prototyping.
Pixel Game Maker MV allows you to build up your own action game with no programming knowledge necessary. This engine was designed with the idea of giving a voice to people's passions, allowing them to freely express the game that they have held in their hearts.




Bitmelo is a game editor and engine for making small pixel art games. The editor has everything you need to develop a game in one convenient location. You can code, draw tiles and tilemaps, design sound effects, view the documentation, and playtest your game, all without having...




RPGWizard is an open-source 2D game creation tool that specializes in making RPGs. It comes with a graphical editor and browser based game engine, both of which are completely free-to-use.

Free and open-source, cross-platform 2D game engine written entirely in C# and based on MonoGame/XNA with additional features on top such as:




UrhoSharp is a lightweight Game Engine suitable for using with C# and F# to create games and 3D applications. The game engine is available as a portable class library, allowing your game code to be written once and shared across all platforms.



