Spring Boot helps you to create Spring-powered, production-grade applications and services with absolute minimum fuss.

Free and Open Source, Distributed, RESTful Search Engine

Everything you need to know to get the job.

All Algorithms implemented in Java

Google core libraries for Java

ZXing ("Zebra Crossing") barcode scanning library for Java, Android

🔥LeetCode solutions in any programming language | 多种编程语言实现 LeetCode、《剑指 Offer（第 2 版）》、《程序员面试金典（第 6 版）》题解

A browser automation framework and ecosystem.

a fast, scalable, multi-language and extensible build system

Jenkins automation server

A Java serialization/deserialization library to convert Java Objects into JSON and back

Apache Hadoop

Graphs for Everyone

Zuul is a gateway service that provides dynamic routing, monitoring, resiliency, security, and more.

Interview questions

A fast build system that encourages the creation of small, reusable modules over a variety of platforms and languages.

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

JetBrains theme of Material Theme

Catch common Java mistakes as compile-time errors

The Physical Web: walk up and use anything

LWJGL is a Java library that enables cross-platform access to popular native APIs useful in the development of graphics (OpenGL, Vulkan, bgfx), audio (OpenAL, Opus), parallel computing (OpenCL, CUD…

Open Location Code is a library to generate short codes, called "plus codes", that can be used as digital addresses where street addresses don't exist.

FloatingView can make the target view floating above the anchor view with cool animation

This is a simple util to create Activity transition animation

Proteus : A JSON based LayoutInflater for Android

A full-featured framework that allows building android applications following the principles of Clean Architecture.

Run a separate Node.js process behind a React Native app

The MongoDB Documentation Project Source.

Golo - a lightweight dynamic language for the JVM.