Free and Open Source, Distributed, RESTful Search Engine

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

Netty project - an event-driven asynchronous network application 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 🚀

光 HikariCP・A solid, high-performance, JDBC connection pool at last.

RxJava bindings for Android

A collection of algorithms and data structures

High Performance Inter-Thread Messaging Library

A fast dependency injector for Android and Java.

Zipkin is a distributed tracing system

A high performance caching library for Java

Suite of tools for deploying and training deep learning models using the JVM. Highlights include model import for keras, tensorflow, and onnx/pytorch, a modular and tiny c++ library for running mat…

🏗 Build container images for your Java applications.

Zuul is a gateway service that provides dynamic routing, monitoring, resiliency, security, and more.

Very spicy additions to the Java programming language.

A configuration as code language with rich validation and tooling.

A Java API for generating .java source files.

A collection of source code generators for Java.

Resilience4j is a fault tolerance library designed for Java8 and functional programming

Java Native Access

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.

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

Android application powering the mirror in my house

A fast dependency injector for Android and Java.

Haven is for people who need a way to protect their personal spaces and possessions without compromising their own privacy, through an Android app and on-device sensors

Runtime code generation for the Java virtual machine.

Micronaut Application Framework

configuration library for JVM languages using HOCON files

vʌvr (formerly called Javaslang) is a non-commercial, non-profit object-functional library that runs with Java 8+. It aims to reduce the lines of code and increase code quality.