Design patterns implemented in Java

Alibaba Java Diagnostic Tool Arthas/Alibaba Java诊断利器Arthas

A free, secure and open source app for Android to manage your 2-step verification tokens.

Java interface to OpenCV, FFmpeg, and more

Allows you to emulate an Android native library, and an experimental iOS emulation

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)

强一致分布式事务框架

基于netty的异步非阻塞实时聊天(IM)服务器。

NettyRPC is high performance java rpc server base on Netty,using kryo,hessian,protostuff support message serialization.

LCN分布式事务框架v3.0

Apache XML Graphics Batik

Apache XML Graphics FOP

AvatarMQ is a distributed message queue system based on Netty (Java-NIO framework).

采用Spring MVC，用于在FastDFS分布式文件系统中完成资源管理(上传、删除、下载)的ShowCase。图片类资源的支持实时缩略图功能。缩放、剪裁、水印等功能通过已封装好AWT和im4java进行处理，即支持GraphicsMagick。

fasted gauss blur

Transform SVG images into pure Java2D icons for your Swing applications

XChart is an ultra-light Java library for plotting data.