《Hello 算法》：动画图解、一键运行的数据结构与算法教程。支持 Python, Java, C++, C, C#, JS, Go, Swift, Rust, Ruby, Kotlin, TS, Dart 代码。简体版和繁体版同步更新，English version ongoing

Free and Open, Distributed, RESTful Search Engine

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

Jenkins automation server

Zipkin is a distributed tracing system

Arduino IDE 1.x

Redis Java client

Activiti is a light-weight workflow and Business Process Management (BPM) Platform targeted at business people, developers and system admins. Its core is a super-fast and rock-solid BPMN 2 process …

JanusGraph: an open-source, distributed graph database

Redis-backed non-sticky session store for Apache Tomcat

MongoDB River Plugin for ElasticSearch

JetBrains extension providing access to state-of-the-art LLMs, such as GPT-4, Claude 3, Code Llama, and others, all for free

Sample of a Microservice setup for my book. Based on Spring Cloud / Netflix / Java / Docker / Docker Compose / Docker Machine / Vagrant

A convenient Spring MVC exception handler for RESTful APIs.

Implementation of a session manager for Tomcat using Mongo as a backing store

Java2word is a Library to generate MS Word Documents from Java code without any special components.