📌每工作日更新一道 Android 面试题，小聚成河，大聚成江，共勉之～

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

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

A curated list of awesome Android UI/UX libraries

⛅ [@Deprecated]RxJava+RxBus+Retrofit+Glide+Material Design Weather App

TextViewVertical (thanks for http://www.eoeandroid.com/thread-157999-1-1.html)

Alibaba Java Coding Guidelines pmd implements and IDE plugin

提高 Android UI 开发效率的 UI 库

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

android java and javascript bridge, inspired by wechat webview jsbridge

安卓选择器类库，包括日期及时间选择器（可用于出生日期、营业时间等）、单项选择器（可用于性别、民族、职业、学历、星座等）、二三级联动选择器（可用于车牌号、基金定投日期等）、城市地址选择器（分省级、地市级及区县级）、数字选择器（可用于年龄、身高、体重、温度等）、日历选日期择器（可用于酒店及机票预定日期）、颜色选择器、文件及目录选择器、图片选择器等……WheelPicker/DatePicker/…

Android/iOS video player based on FFmpeg n3.4, with MediaCodec, VideoToolbox support.

Android开源弹幕引擎·烈焰弹幕使 ～

An unofficial bilibili client for android http://www.jianshu.com/p/f69a55b94c05 -- 该项目已停止维护！

A powerful, customizable and extensible ViewPager indicator framework. As the best alternative of ViewPagerIndicator, TabLayout and PagerSlidingTabStrip —— 强大、可定制、易扩展的 ViewPager 指示器框架。是ViewPagerInd…

Bezier storm（贝塞尔风暴）

Android Instance State made easy

A library to show emoji in TextView, EditText (like WhatsApp) for Android

Android runtime permissions powered by RxJava2

🔥🔥🔥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。

A beautiful, slim Android ProgressBar.

Material style circular progress bar for Android

SweetAlert for Android, a beautiful and clever alert dialog

Views and Drawable for displaying animated GIFs on Android

logcat tool

Nifty Modal Dialog Effects

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