Termux - a terminal emulator application for Android OS extendible by variety of packages.

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

Desktop/Android/HTML5/iOS Java game development framework

Hystrix is a latency and fault tolerance library designed to isolate points of access to remote systems, services and 3rd party libraries, stop cascading failure and enable resilience in complex di…

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

High Performance Inter-Thread Messaging Library

🏗 Build container images for your Java applications.

Redis Java client

A proof-of-concept tool for generating payloads that exploit unsafe Java object deserialization.

Efficient reliable UDP unicast, UDP multicast, and IPC message transport

Advanced Java Redis client for thread-safe sync, async, and reactive usage. Supports Cluster, Sentinel, Pipelining, and codecs.

Lightweight Java and Android library for integration with Ethereum clients

A better compressed bitset in Java: used by Apache Spark, Netflix Atlas, Apache Pinot, Tablesaw, and many others

Java libraries for writing microservices

Small set of tools for JVM troublshooting, monitoring and profiling.

Log analyser / visualiser for Java HotSpot JIT compiler. Inspect inlining decisions, hot methods, bytecode, and assembly. View results in the JavaFX user interface.

CommonMark/Markdown Java parser with source level AST. CommonMark 0.28, emulation of: pegdown, kramdown, markdown.pl, MultiMarkdown. With HTML to MD, MD to PDF, MD to DOCX conversion modules.

The official AWS SDK for Java - Version 2

Prometheus instrumentation library for JVM applications

TwelveMonkeys ImageIO: Additional plug-ins and extensions for Java's ImageIO

Lean & powerful HTTP apps

Usb serial controller for Android

Bind a java thread to a given core

an open source solution to application performance monitoring for java server applications

Functional programming in Java

Stream API from Java 8 rewritten on iterators for Java 7 and below

Persistent cluster-friendly scheduler for Java

Hawtio web console helps you manage your JVM stuff and stay cool!

A reference implementation of an event-sourced system that uses PostgreSQL as an event store built with Spring Boot. Fork the repository and use it as a template for your projects. Or clone the rep…