Stars
「Java学习+面试指南」一份涵盖大部分 Java 程序员所需要掌握的核心知识。准备 Java 面试，首选 JavaGuide！
Design patterns implemented in Java
RxJava – Reactive Extensions for the JVM – a library for composing asynchronous and event-based programs using observable sequences for the Java VM.
The java implementation of Apache Dubbo. An RPC and microservice framework.
A powerful 🚀 Android chart view / graph view library, supporting line- bar- pie- radar- bubble- and candlestick charts as well as scaling, panning and animations.
Render After Effects animations natively on Android and iOS, Web, and React Native
An image loading and caching library for Android focused on smooth scrolling
ZXing ("Zebra Crossing") barcode scanning library for Java, Android
🔥 Android developers should collect the following utils(updating).
微信开发 Java SDK ，支持包括微信支付，开放平台，小程序，企业微信，视频号，公众号等的后端开发
Apollo is a reliable configuration management system suitable for microservice configuration management scenarios.
阿里云计算平台DataWorks(https://help.aliyun.com/document_detail/137663.html) 团队出品，为监控而生的数据库连接池
Bind Android views and callbacks to fields and methods.
🔥下拉刷新、上拉加载、二级刷新、淘宝二楼、RefreshLayout、OverScroll，Android智能下拉刷新框架，支持越界回弹、越界拖动，具有极强的扩展性，集成了几十种炫酷的Header和 Footer。
Event bus for Android and Java that simplifies communication between Activities, Fragments, Threads, Services, etc. Less code, better quality.
Desktop/Android/HTML5/iOS Java game development framework
This project is deprecated and stale. The latest ExoPlayer code is available in https://github.com/androidx/media
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…
Implementation of ImageView for Android that supports zooming, by various touch gestures.
High Performance Inter-Thread Messaging Library
Tinker is a hot-fix solution library for Android, it supports dex, library and resources update without reinstall apk.
An Android library for managing images and the memory they use.
Powerful and flexible library for loading, caching and displaying images on Android.
Modular and customizable Material Design UI components for Android
基于Spring+SpringMVC+Mybatis分布式敏捷开发系统架构，提供整套公共微服务服务模块：集中权限管理（单点登录）、内容管理、支付中心、用户管理（支持第三方登录）、微信平台、存储系统、配置中心、日志分析、任务和通知等，支持服务治理、监控和追踪，努力为中小型企业打造全方位J2EE企业级开发解决方案。
A simple app to use Xposed without root, unlock the bootloader or modify system image, etc.