A high performance caching library for Java

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

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.

Digital logic design tool and simulator

Vert.x examples

Java bindings for Skia

OpenKeychain is an OpenPGP implementation for Android.

Twitter's collection of LZO and Protocol Buffer-related Hadoop, Pig, Hive, and HBase code.

jigsaw payment 支付系统

This is a Java library that implements Websockt API (Draft-75/76) for Android platform. Library uses java.nio.* packages for efficient non-blocking evented behavior. It easily gets integrated with …

Utility to disable **HOME** key in Android Activity

🏆 Zero后端重置框架：http://www.zerows.io

Android 自动更新 / 阿里云 OSS 一键上传更新 (Android auto update / upload update by aliyun OSS)

An access log implementation to be used in vert web routes - inspired by apache / tomcat access log configuration

OpenKeychainReborn is an OpenPGP implementation for Android.

Libsodium bindings for Java (JNI)

An article recommendation system based on collaborative topic modelling