jnigen is a small library that can be used with or without libGDX which allows C/C++ code to be written inline with Java source code.

Audio playback and capture library written in C, in a single source file.

Advanced Cross Platform Audio Engine for libGDX based on MiniAudio

A LibGDX Nintendo Switch Homebrew and Xbox/UWP backend

MetalANGLE: OpenGL ES to Metal API translation layer

A library for libGDX that draws simple shapes using a batch.

Oboe is a C++ library that makes it easy to build high-performance audio apps on Android.

🎶 libGDX audio replacement for Android (API 16+) built on top of Oboe.

GDPR fragment dialog implementation

Ahead of time compiler for JVM bytecode targetting iOS, Mac OSX and Linux

Multi-OS Engine: Create iOS Apps in Java (or Kotlin ... etc.)

🔧 LibGDX/LWJGL tutorials and examples

An example of a "Fruit Ninja" style swipe in LibGDX

For more info see

Desktop/Android/HTML5/iOS Java game development framework

Hazelcast is a unified real-time data platform combining stream processing with a fast data store, allowing customers to act instantly on data-in-motion for real-time insights.