Social Media Sign-up is a simple android library that makes the sign up integration with the most famous social media platforms more powerful and easier than you could imagine.
Kripton is a java library, for Android and Java platform, that provides a simple and uniform way to manage persistence of Java classes in different flavours through annotations and interface.
Dependency inversion principle helps to decouple high-level modules from the low-level module implementation details and completes SOLID object-oriented desing.