Design patterns implemented in Java

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.

To Be Top Javaer - Java工程师成神之路

http下载工具，基于http代理，支持多连接分块下载

spring boot 实践学习案例，是 spring boot 初学者及核心技术巩固的最佳实践。

XChart is a light-weight Java library for plotting data.

Java Geometry Expert

JUNG: Java Universal Network/Graph Framework

Embedded Key Value Java Database

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