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

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…

Zipkin is a distributed tracing system

Vert.x is a tool-kit for building reactive applications on the JVM

Interview questions

Feign makes writing java http clients easier

A damn simple library for building production-ready RESTful web services.

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.

Generate Java types from JSON or JSON Schema and annotate those types for data-binding with Jackson, Gson, etc

A library for working with Bitcoin

Apache Calcite

Integration with Netflix OSS components

Jodd! Lightweight. Java. Zero dependencies. Use what you like.

Enhancing Java Stream API

Vaadin 6, 7, 8 is a Java framework for modern Java web applications.

MongoDB object-document mapper in Java based on https://github.com/mongodb/mongo-java-driver

Rapidoid - Extremely Fast, Simple and Powerful Java Web Framework and HTTP Server!

Dremio - the missing link in modern data

INACTIVE: A simple docker client for the JVM

Reactive Extension (Rx) Adaptor for Netty

Holds all versioned WildFly quickstarts

Demo application to go with Blog on spring.io

oj! Algorithms

Asynchronous retrying for Java 7/8

A Java library for technical analysis ***Not maintained anymore, kept for archival purposes, see #192***

Java Neural Network Framework Neuroph

Lightweight Application Launcher. Launch your webapp in the most popular open source web container available with a single command.

Java Language support

Vaadin integration for Spring and Spring Boot

Experiments and prototypes with reactive application design.