A simple library to show a different style bar with changing animation.

from The Android Arsenal
GhostFish is a very lightweight and fast dependency injection container for Android.
Using annotation processors, GhostFish compiles a list of application scoped beans in asset/beans.txt file.
During this stage, it also adds code allowing dependency injection to every non-bean class containing at least 1 @Inject annotation.
Multi-touch transform gesture detector for Android. The FreeformGestureDetector class acts like a regular gesture detector. It receives a stream of MotionEvents and outputs a stream of transformation matrices.
A simple wrapper module to connect two devices and share data using Wifi-Direct.
This library provides an easy way to access the wifi direct api provided by Android without having to deal with all the boilerplate stuff going on inside.
An Android Library to pick dates range, that helps user to select range from future dates.
Features:

Super-simple, drop-in replacement for android.util.Log with automatic level exclusion.