Specter is an easy way to convert a payload data to pojo class.
A simple library to add tooltips to your awesome Android application.
SugarLoader is a small library that adds sugar to Android Loader API.
Even when you rotate screen, tap home button, or anything, there is no risk to crash it or miss the callback, data will be loaded only once, then rendered to the restored activity/fragment, because there is Android Loader API under the hood.