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

a fast, scalable, multi-language and extensible build system

RxJava bindings for Android

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

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

A programmer-oriented testing framework for Java — ⚠️ maintenance mode

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/…

[停止维护]Android屏幕适配方案，直接填写设计图上的像素尺寸即可完成适配，最大限度解决适配问题。

Some beautiful android loading drawable, can be combined with any view as the LoadingView or the ProgressBar. Besides, some Drawable can customize the loading progress too.

[DEPRECATED] A swipe menu for ListView.

[DEPRECATED] A simple way to "badge" any given Android view at runtime without having to cater for it in layout

a extends lib for android-percent-support(Google百分比布局库的扩展)

source code in blog~

An extended TextView that mimics the iOS Springboard 'badges'. It can be overlaid on any other item.

Android下载框架，支持多用户、多任务、断点续传

An Android Chat Widget, like WhatsApp \ Line \ WeChat

弹性小球

几个ListView联动的一个Demo，类似饿了吗点菜系统的菜单或找房APP里面选择商圈和地铁联动的ListView

csdb 博客 设计模式（1）_单例模式 源码

Android Transition animations explanation with examples.

Android屏幕适配方案，直接填写设计图上的像素尺寸即可完成适配，最大限度解决适配问题。

Android滚动选择控件

Android下载框架，支持多用户、多任务、断点续传

Android loading animations