A shadowsocks client for Android

A lite library, you can make your project depend it easily, and your project will be UNDEAD (contains api from 9 to 23, lol).

A toolkit help to build Android MVVM Application

RefreshLayout that support for OverScroll and better than iOS. 支持下拉刷新和上拉加载的RefreshLayout,自带越界回弹效果，支持RecyclerView,AbsListView,ScrollView,WebView

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

Tesseract Open Source OCR Engine (main repository)

Simple and convenient banner, loop viewpager with 3D effects

FFmpegMediaMetadataRetriever provides a unified interface for retrieving frame and meta data from an input media file.

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

An Android library introducing a stack of Views with the first item being flippable.

A Java library that models spring dynamics and adds real world physics to your app.

A curated list of awesome Android UI/UX libraries

An elegant way to show your menu or messages.

☺无限轮播ViewPagerLayout 广告栏 banner 多种滑动的样式 使用API简单明了

Android StackBlur is a library that can perform a blurry effect on a Bitmap based on a gradient or radius, and return the result. The library is based on the code of Mario Klingemann.

Animated TextView like Timely app

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

Android 应用自动更新。Android update checker,download and install apk file

Increase your app's updates

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

An Android Animation library which easily add itemanimator to RecyclerView items.

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

Event bus for Android and Java that simplifies communication between Activities, Fragments, Threads, Services, etc. Less code, better quality.

Font files available from Google Fonts, and a public issue tracker for all things Google Fonts

[DEPRECATED] Android floating action button

Floating Action Button for Android based on Material Design specification

😍 A beautiful, fluid, and extensible dialogs API for Kotlin & Android.

CircleProgress, DonutProgress, ArcProgress