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

Netty project - an event-driven asynchronous network application framework

A tool for reverse engineering Android apk files

一个轻量级 Java 权限认证框架，让鉴权变得简单、优雅！—— 登录认证、权限认证、分布式Session会话、微服务网关鉴权、单点登录、OAuth2.0

Generate diagrams from textual description

Java interface to OpenCV, FFmpeg, and more

PlantUML Online Server

Useful library to help Android developpers to print with (Bluetooth, TCP, USB) ESC/POS thermal printer.

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Data frames for Java

Technical Analysis Library (Java Maven mirror)

A minimal ipp protocol implementation to submit a document to a printer

EPAM Report portal. SSO Authorization Service