Apache RocketMQ is a cloud native messaging and streaming platform, making it simple to build event-driven applications.

视频播放器（IJKplayer、ExoPlayer、MediaPlayer），HTTPS，16k page size，支持弹幕，外挂字幕，支持滤镜、水印、gif截图，片头广告、中间广告，多个同时播放，支持基本的拖动，声音、亮度调节，支持边播边缓存，支持视频自带rotation的旋转（90,270之类），重力旋转与手动旋转的同步支持，支持列表播放 ，列表全屏动画，视频加载速度，列表小窗口支持拖…

光 HikariCP・A solid, high-performance, JDBC connection pool at last.

Open-source IoT Platform - Device management, data collection, processing and visualization.

RxJava bindings for Android

CAT 作为服务端项目基础组件，提供了 Java, C/C++, Node.js, Python, Go 等多语言客户端，已经在美团点评的基础架构中间件框架（MVC框架，RPC框架，数据库框架，缓存框架等，消息队列，配置系统等）深度集成，为美团点评各业务线提供系统丰富的性能指标、健康状况、实时告警等。

一个轻量级 Java 权限认证框架，让鉴权变得简单、优雅！—— 登录认证、权限认证、分布式Session会话、微服务网关鉴权、单点登录、OAuth2.0

🏆 实时 零代码、全功能、强安全 ORM 库 🚀 后端接口和文档零代码，前端(客户端) 定制返回 JSON 的数据和结构 🏆 Real-Time coding-free, powerful and secure ORM 🚀 providing APIs and Docs without coding by Backend, and the returned JSON of API can b…

Tinker is a hot-fix solution library for Android, it supports dex, library and resources update without reinstall apk.

A fast dependency injector for Android and Java.

Zipkin is a distributed tracing system

🚌 The IK Analysis plugin integrates Lucene IK analyzer into Elasticsearch and OpenSearch, support customized dictionary.

An Android library for managing images and the memory they use.

Powerful and flexible library for loading, caching and displaying images on Android.

DataX是阿里云DataWorks数据集成的开源版本。

大数据入门指南 ⭐

spring boot 实践学习案例，是 spring boot 初学者及核心技术巩固的最佳实践。

《Spring Boot基础教程》，2.x版本持续连载中！点击下方链接直达教程目录！

This is a sample app that is part of a series of blog posts I have written about how to architect an android application using Uncle Bob's clean architecture approach.

Apache Hadoop

Most popular Mocking framework for unit tests written in Java

Apache Pulsar - distributed pub-sub messaging system

A standalone Java Decompiler GUI

Apache Doris is an easy-to-use, high performance and unified analytics database.

A circular ImageView for Android

💪 A framework for assisting in the renovation of Android componentization (帮助 Android App 进行组件化改造的路由框架)

Git Server with CI/CD, Kanban, and Packages. Seamless integration. Unparalleled experience.

Apache DolphinScheduler is the modern data orchestration platform. Agile to create high performance workflow with low-code

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

✔️ Simple, pretty and powerful logger for android