Google core libraries for Java

Free universal database tool and SQL client

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

AI低代码平台，支持「低代码 + 零代码」双模式：零代码 5 分钟搭建业务系统，低代码模式一键生成前后端代码。 内置AI 应用，支持AI聊天、知识库、流程编排、MCP与插件，支持各种模型。Skills能力实现：一句话画流程图、设计表单、生成系统。 引领 AI生成→在线配置→代码生成→手工合并的开发模式，解决Java项目80%的重复工作，快速提高效率，又不失灵活性。

A powerful 🚀 Android chart view / graph view library, supporting line- bar- pie- radar- bubble- and candlestick charts as well as scaling, panning and animations.

🚀一个用来深入学习并实战 Spring Boot 的项目。

🔥 Android developers should collect the following utils(updating).

🔥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。

This project is deprecated and stale. The latest ExoPlayer code is available in https://github.com/androidx/media

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

An powerful enhanced toolkit of MyBatis for simplify development

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 picker view for android , support linkage effect, timepicker and optionspicker.（时间选择器、省市区三级联动）

Tools to work with android .dex and java .class files

🔥🔥🔥Banner 2.0 来了！Android广告图片轮播控件，内部基于ViewPager2实现，Indicator和UI都可以自定义。

An Android TabLayout Lib

A util for setting status bar style on Android App.

A library for debugging android databases and shared preferences - Make Debugging Great Again

Android Signature V2 Scheme签名下的新一代渠道包打包神器

Code for Quartz Scheduler

🍓 Permissions manager for Android platform.

Android-skin-support is an easy dynamic skin framework to use for Android, Only one line of code to integrate it. Android 换肤框架, 极低的学习成本, 极好的用户体验. "一行"代码就可以实现换肤, 你值得拥有!!!

An Android library that help you to build app with swipe back gesture.

Cache support for any video player with help of single line

Barcode Scanner Libraries for Android

A collection of sample apps to demonstrate how to use Google's ML Kit APIs on Android and iOS

RxJava 2 和 Retrofit 结合使用的几个最常见使用方式举例

A lightweight, good expandability Android library used for displaying different pages like loading, error, empty, timeout or even your custom page when you load a page.(优雅地处理加载中，重试，无数据等)

Android logger, pretty, powerful and flexible, log to everywhere, save to file, all you want is here.