《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

🇨🇳 GitHub中文排行榜，各语言分设「软件 | 资料」榜单，精准定位中文好项目。各取所需，高效学习。

RxJava – Reactive Extensions for the JVM – a library for composing asynchronous and event-based programs using observable sequences for the Java VM.

Apache ZooKeeper

Official repository of Trino, the distributed SQL query engine for big data, formerly known as PrestoSQL (https://trino.io)

OpenGrok is a fast and usable source code search and cross reference engine, written in Java

一款基于Google Material Design设计开发的Android客户端，包括新闻简读，图片浏览，视频爽看 ，音乐轻听以及二维码扫描五个子模块。项目采取的是MVP架构开发，由于还是摸索阶段，可能不是很规范。但基本上应该是这么个套路，至少我个人认为是这样的~恩，就是这样的！

Example code from Learning Spark book

Alink is the Machine Learning algorithm platform based on Flink, developed by the PAI team of Alibaba computing platform.

Solutions for some common algorithm problems written in Java.

A DLNA, UPnP and HTTP(S) Media Server.

Apache Polaris, the interoperable, open source catalog for Apache Iceberg

Functional programming in Java

Concurrency Patterns and features found in Java, through multithreaded programming. Threads, Locks, Atomics and more.

Node-based data application for visualization and generative design

MacroBase: A Search Engine for Fast Data

an anagram

A Java (NIO2) FileSystem Provider for Amazon AWS S3.

Caliper is a project for managing units of measure and the conversions between them.

Data Driven Sentiment Insight into Twitter(X) Trends | Kafka | Spark | Spark MLlib | Docker

Fast and flexible numerical library for Java