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

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

RxJava bindings for Android

🔥 A low-cost Android screen adaptation solution (今日头条屏幕适配方案终极版，一个极低成本的 Android 屏幕适配方案).

Android Transition animations explanation with examples.

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

OkGo - 3.0 震撼来袭，该库是基于 Http 协议，封装了 OkHttp 的网络请求框架，比 Retrofit 更简单易用，支持 RxJava，RxJava2，支持自定义缓存，支持批量断点下载管理和批量上传管理功能

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

This is a library with components of Android L to you use in android 2.2

(Deprecated) A custom view component that mimics the new Material Design Bottom Navigation pattern.

An Android library supports badge notification like iOS in Samsung, LG, Sony and HTC launchers.

Reactive Programming for Android

A library to bring fully animated Material Design components to pre-Lolipop Android.

General IM UI components. Android/iOS/RectNative ready. 通用 IM 聊天 UI 组件，已经同时支持 Android/iOS/RN。

[DEPRECATED] An Android library which allows developers to easily add animations to ListView items

一款基于Google Material Design设计开发的Android客户端，包括新闻简读，图片浏览，视频爽看 ，音乐轻听以及二维码扫描五个子模块。项目采取的是MVP架构开发，由于还是摸索阶段，可能不是很规范。但基本上应该是这么个套路，至少我个人认为是这样的~恩，就是这样的！

Cute library to implement SearchView in a Material Design Approach

A stylish music player for android device 16+

explosive dust effect for views

A realtime blurring overlay for Android (like iOS UIVisualEffectView)

[Deprecated] Little bites of Material Design

Mass Service Engine in Cluster(MSEC) is opened source by QQ team from Tencent. It is a backend DEV &OPS engine, including RPC,name finding,load balance,monitoring,release and capacity management.

Easy to use ListView with pinned sections for Android.

A little animation framework which could help you to show message in a nice looking way

One way to present a set of actions to a user is with bottom sheets, a sheet of paper that slides up from the bottom edge of the screen. Bottom sheets offer flexibility in the display of clear and …

This is a drop-down control, it is more beautiful and powerful than SwipeRefreshLayout

🍞 Make your native android Toasts Tasty

Animated SVG Drawing for Android

ios UISegmentedControl for android

Android library that provides the floating action button to sheet transition from Google's Material Design.