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Google Projects for Android

The Android Developer Challenge

Thank you to all participants in Google's Android Developer Challenge! Many excellent apps were submitted and you can find most of them now on Android Market. Congratulations to all of the winners!

See the winners of ADC2 »

Android is a software stack for mobile devices that includes an operating system, middleware, and key applications. The Android SDK provides the tools and libraries necessary to begin developing applications that run on Android-powered devices.

This site provides information about Google projects based on the Android platform, such as external libraries that extend the platform, hosted services and APIs, and more. Everything on this site is provided by Google for the benefit of Android developers. If you are interested in developing applications for Android devices, please visit the Android Developers site at developer.android.com.

Google APIs Add-On

Google APIs add-on

The Google APIs add-on extends your Android SDK to give your applications access to Google libraries such as Maps. Using the Maps library, you can quickly add powerful mapping capabilities to your Android applications.

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Android Cloud to Device
Messaging

Android Cloud to Device Messaging

Android Cloud to Device Messaging is a service that allows you to send lightweight messages from your application server to an Android application on a device. You can use the service to tell the application to contact the server for updates, for example.

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