Blitz3D Alternatives

Stencyl is a game development tool that allows you to create 2D video games for iPhone, iPad, Android, Windows, Mac, Linux & HTML5 games. The drag-and-drop gameplay designer provided by Stencyl allow you to design and devlop games without writing any code. Stencyl also makes it easy to add your game to the App Store, Google Play and Steam allowing you take money from game purchaces on in-game currency.

Godot is a free and open-source 2D and 3D, cross-platform, game engine released under the MIT license. With Godot, you can develop games using Go or GDScript. Godot provides a huge set of common tools for game production, so that you can focus on making your game without reinventing the wheel. The development environment runs on multiple operating systems including Linux, macOS, and Windows and can compile games for PC, Mobile and the web browser.

Amazon Lumberyard is a free, cross-platform game engine based on the famous CryEngine. With Amazon Lumberyard, you can create games without royalties, seat fees and additional costs. Since the game engine is developed by Amazon it provides some interesting integrations out-of-the-box. Lumberyard provides frictionless integration with Twitch and AWS for hosting and displaying and promoting your new game.