LibGDX is described as 'Java framework offering unified API for creating 2D or 3D games with cross-platform support, desktop-native debugging, rapid prototyping, and hot code swapping' and is a game development tool in the development category. There are more than 50 alternatives to LibGDX for a variety of platforms, including Windows, Mac, Linux, Android and iPhone apps. The best LibGDX alternative is Godot Engine, which is both free and Open Source. Other great apps like LibGDX are LÖVE, microStudio, Redot Engine and Bevy Game Engine.