Application Crash Reports for Android ACRA is a library enabling Android Application to automatically post their crash reports to a GoogleDoc form. It is targetted to android applications developers to help them get data from their applications when they crash or behave erroneously. License: Apache License 2.0

ActionBar-PullToRefresh provides an easy way to add a modern version of the pull-to-refresh interaction to your application.

All APIs for communicating with the Android system.

This library provides a simple way to add a draggable sliding up panel (popularized by Google Music, Google Maps and Rdio) to your Android application.

Apache Commons Codec (TM) software provides implementations of common encoders and decoders such as Base64, Hex, Phonetic and URLs.

The standard Java libraries fail to provide enough methods for manipulation of its core classes. Apache Commons Lang provides these extra methods. Lang provides a host of helper utilities for the java.lang API, notably String manipulation methods, basic numerical methods, object reflection, concurrency, creation and serialization and System properties. Additionally it contains basic enhancements to java.util.Date and a series of utilities dedicated to help with building methods, such as hashCode, toString and equals.

Apache Log4j 2 is an upgrade to Log4j that provides significant improvements over its predecessor, Log4j 1.x, and provides many of the improvements available in Logback while fixing some inherent problems in Logback's architecture.

View "injection" library for Android which uses annotation processing to generate boilerplate code for you.

A fast dependency injector for Android and Java.

A barcode scanner library for Android.

DoubleClick is the ad technology foundation to create, transact, and manage digital advertising for the world's buyers, creators and sellers. Available for iOS and Android