A collection of (mostly) technical things every software developer should know

An extensive tutorial on RxJava

HintCase is a library for Android that will help you create really awesome hints/tips for your apps

The Leading Security Assessment Framework for Android.

Interview questions

Extras "injection" library for Android.

A library to bring fully animated Material Design components to pre-Lolipop Android.

Examples of Android applications

Yet Another Hacker News Android Client

A collection of samples to discuss and showcase different architectural tools and patterns for Android apps.

Android executables browser

Everything you need to kick ass on your coding interview

Arrow is Lightweight library toolbox for Java and Android Development.

The demo application that we've used in the Architecture Talk @ Android Dev Summit 2015

Main Portal page for Jackson project

MVP Android Example

An Android library for managing images and the memory they use.

Protocol Buffers - Google's data interchange format

Android Instance State made easy

android libs from github or other websites

Design patterns implemented in Java

Android library that simplifies the process of requesting permissions at runtime.

Android optimized event bus that simplifies communication between Activities, Fragments, Threads, Services, etc. Less code, better quality.

Do's and Don'ts for Android development, by Futurice developers