《Hello 算法》：动画图解、一键运行的数据结构与算法教程。支持简中、繁中、English、日本語，提供 Python, Java, C++, C, C#, JS, Go, Swift, Rust, Ruby, Kotlin, TS, Dart 等代码实现

Design patterns implemented in Java

Google core libraries for Java

Getting Started with Spring Boot 3:

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

Telegram for Android source

Guice (pronounced 'juice') is a lightweight dependency injection framework for Java 11 and above, brought to you by Google.

Java JsonPath implementation

GoCD - Continuous Delivery server main repository

⚠️ Processing moved to processing/processing4 ⚠️

Open source routing engine for OpenStreetMap. Use it as Java library or standalone web server.

Easy Setup Stub Server

The source code from the third edition of Effective Java, with minor additions as necessary to make it runnable.

Cucumber for the JVM

A port of the Processing visualization language to JavaScript.

Ebean ORM

ditaa is a small command-line utility that can convert diagrams drawn using ascii art ('drawings' that contain characters that resemble lines like | / - ), into proper bitmap graphics.

A framework and lessons to learn java syntax and idioms in a logical sequence.

Pure Java library to play 360 degree panorama video / photo (VR video) on Android. Using OpenGL ES 2.0 -安卓全景视频/图片播放器

一个即开即用的桌面QQ客户端，风格可能类似于Mac版QQ。

A Java library for generating String from a regular expression.

一个自认为比较精简的图床程序

A scientific document recognition system

ASCII diagrams and drawing on the web (GWT)

一个基于原生JDK动态代理实现的AOP小例子

第一个 Java 代码：把文件夹下的 Markdown 文件，转化成 GitHub 风格的 HTML（用 pandoc 转）

RightField is an open-source tool for adding ontology term selection to Excel spreadsheets. RightField is used by a 'Template Creator' to create semantically aware Excel spreadsheet templates. The …

Converts Gitbook directory to LaTeX using Pandoc

Learn akka step by step.