《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 Source, Distributed, RESTful Search Engine

APM, Application Performance Monitoring System

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

ANTLR (ANother Tool for Language Recognition) is a powerful parser generator for reading, processing, executing, or translating structured text or binary files.

Apache ZooKeeper

Universal File Online Preview Project based on Spring-Boot

Open-Source Web UI for Apache Kafka Management

This is the new home of the original DDD Sample app (previously hosted at sf.net)..

OFD Reader & Writer 开源的OFD处理库，支持文档生成、数字签名、文档保护、文档合并、转换、导出等功能，文档格式遵循《GB/T 33190-2016 电子文件存储与交换格式版式文档》。