* https://github.com/Trinea/android-open-project
* http://colobu.com/2014/08/15/android-components-collection/
* http://android-arsenal.com/free
* https://github.com/ColorfulCat/AndroidGuide
* https://github.com/Trinea/android-open-project
* http://colobu.com/2014/08/15/android-components-collection/
* http://android-arsenal.com/free
* https://github.com/ColorfulCat/AndroidGuide