1. Drawingview AndroidDrawingView is a simple view that lets you draw on screen using your fingers and lets you save the drawings as images.
2. LiquidrefreshlayoutLiquid Refresh Layout is a simple SwipeToRefresh library that helps you easily integrate SwipeToRefresh and performs simple clean liquid animation
4. Easypermissions AndroidA simple library that will remove all the boilerplate code and speed up your work with new Runtime Permissions introduced in Android M.
6. EasypreferencesThis class simplifies calls to SharedPreferences in a line of code. It can also do more like: saving a list of strings, integers and saving images. All in 1 line of code!
7. PhotofilterA simple easy to use library that lets you edit pictures on the fly with easy. Photo filter lets you apply a large number of filters all while maintaining maximum image quality. Supports Android 2.3 and higher.
8. Markdownview AndroidMarkdownView is an Android webview with the capability of loading Markdown text or file and display it as HTML, it extends Android webview.
10. Country Picker AndroidA simple library that displays a beautiful list of all the countries allowing the user to pick the country he wishes and provide details like country code, iso code name,currency and flag.