Google core libraries for Java

RxJava – Reactive Extensions for the JVM – a library for composing asynchronous and event-based programs using observable sequences for the Java VM.

Render After Effects animations natively on Android and iOS, Web, and React Native

Netty project - an event-driven asynchronous network application framework

Jenkins automation server

GraalVM compiles applications into native executables that start instantly, scale fast, and use fewer compute resources 🚀

Quarkus: Supersonic Subatomic Java.

This is a sample app that is part of a series of blog posts I have written about how to architect an android application using Uncle Bob's clean architecture approach.

A Java API for generating .java source files.

A powerful and lightweight plugin framework for Android

Testcontainers is a Java library that supports JUnit tests, providing lightweight, throwaway instances of common databases, Selenium web browsers, or anything else that can run in a Docker container.

Runtime code generation for the Java virtual machine.

JavaFX Material Design Library

☑️ [Cheatsheet] Tips and tricks for Android Development

Fork of tagtraum industries' GCViewer. Tagtraum stopped development in 2008, I aim to improve support for Sun's / Oracle's java 1.6+ garbage collector logs (including G1 collector)

Roadmap to becoming a Java developer in 2026

Fault tolerance and resilience patterns for the JVM

Library for OpenAPI 3 with spring-boot

A Java architecture test library, to specify and assert architecture rules in plain Java

Fast and versatile Adapter for RecyclerView which regroups several features into one library to considerably improve the user experience :-)

Manifold is a Java compiler plugin, its features include Metaprogramming, Properties, Extension Methods, Operator Overloading, Templates, a Preprocessor, and more.

Java library for creating text-based GUIs

Ultra-fast matching engine written in Java based on LMAX Disruptor, Eclipse Collections, Real Logic Agrona, OpenHFT, LZ4 Java, and Adaptive Radix Trees.

Enhancing Java Stream API

An extensive tutorial on RxJava

The most advanced ORM of JVM, for both java & kotlin

former home of the groovy programming language, moved to https://github.com/apache/groovy

Sample application demonstrating an order fulfillment system decomposed into multiple independant components (e.g. microservices). Showing concrete implementation alternatives using e.g. Java, Spri…

Rich-text area for JavaFX

Prettier Java Plugin