Source link: https://github.com/qs-lll/FabActionAnimations
##Animation can bring focus to objects that need user attention. 
####simple factory 
####jump Fab 
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A simple event bus.
This library helps you to integrate Facebook and Google login and gives you the required result.
A very simple Gradle plugin (and/or a factory method) to generate version data based on environment status.
Simple custom view implementation that allows you to control the input of a numeric code
StoriesProgressView is showing horizontal progress like instagram stories.
As the name says, SmartRefreshLayout is a "smart" refresh layout，Because of its "smart", it does not just support all the View as other refresh layouts said, but also support multi-layered nested view structures.