The Apache Commons IO are the components of the Apache Commons which are derived from Java API and provides various utility classes for common operations for File IO covering wide range of use cases. It helps avoid writing boilerplate code

Guava is a set of core Java libraries from Google that includes new collection types (such as multimap and multiset), immutable collections, a graph library, and utilities for concurrency, I/O, hashing, caching, primitives, strings, and more! It is widely used on most Java projects within Google, and widely used by many other companies as well.

This document is the API specification for version 6 of the JavaTM Platform, Enterprise Edition.

The Android platform provides a framework API that applications can use to interact with the underlying Android system. The framework API consists of: A core set of packages and classes. A set of permissions that applications can request, as well as permission enforcements included in the system

The Facebook SDK for Android is the easiest way to integrate your Android app with Facebook's platform. The SDK provides support for Login with Facebook authentication, reading and writing to Facebook APIs and support for UI elements such as pickers and dialogs.

FasterXML is the business behind the Woodstox streaming XML parser, Jackson streaming JSON parser, the Aalto non-blocking XML parser, and a growing family of utility libraries and extensions. FasterXML offers consulting services for adoption, performance tuning, and extension.

The Google Analytics SDK for Android makes it easy for native Android developers to collect user engagement data from their applications. Developers can then use the Google Analytics reports to measure: The number of active users are using their applications. From where in the world the application is being used. Adoption and usage of specific features. Crashes and exceptions. In-app purchases and transactions. And many other useful metrics... The Google Analytics SDK also gives you the tools to monitor the success of mobile marketing campaigns. Connect user interactions with paid ads, Google Play downloads, and subsequent in-app usage and Ecommerce transactions. Google Analytics provides a powerful platform to measure and optimize all of your application marketing efforts.

Protocol Buffers is a method of serializing structured data. It is useful in developing programs to communicate with each other over a network or for storing data.

Square helps millions of sellers run their business-from secure credit card processing to point of sale solutions. Get paid faster with Square.

Paging indicator widgets compatible with the ViewPager from the Android Support Library and ActionBarSherlock.Paging indicator widgets that are compatible with the ViewPager from the Android Support Library to improve discoverability of content.