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

A libre lightweight streaming front-end for Android.

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

Netty project - an event-driven asynchronous network application framework

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

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

Bind Android views and callbacks to fields and methods.

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…

RxJava bindings for Android

Implementation of ImageView for Android that supports zooming, by various touch gestures.

A fast dependency injector for Android and Java.

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

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

A circular ImageView for Android

🔥🔥🔥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。

greenDAO is a light & fast ORM solution for Android that maps objects to SQLite databases.

Multitask、MultiThread(MultiConnection)、Breakpoint-resume、High-concurrency、Simple to use、Single/NotSingle-process

Project vlayout is a powerfull LayoutManager extension for RecyclerView, it provides a group of layouts for RecyclerView. Make it able to handle a complicate situation when grid, list and other lay…

A barebones WebSocket client and server implementation written in 100% Java.

An asynchronous, callback-based Http client for Android built on top of Apache's HttpClient libraries.

Paging indicator widgets compatible with the ViewPager from the Android Support Library and ActionBarSherlock.

An Android transformation library providing a variety of image transformations for Glide.

Simplify Android M system permissions

DEPRECATED

Views and Drawable for displaying animated GIFs on Android

Android library to observe scroll events on scrollable views.

Android开源弹幕引擎·烈焰弹幕使 ～

Ultra Pull to Refresh for Android. Support all the views.