Android Open and Free Mobile Operating System

Android is a complete open source software for mobile devices including an operating system, key applications and middleware.

Android is An Open Handset Alliance Project and it's supported by Google Corporation.

Developers are able to develop innovative integrated mobile applications thanks to the Android SDK which provides all the necessary tools and APIs.
The Android platform is based on the Java programming language.

As Features Android software provides: an integrated browser (turns under the Webkit engine), 2D/3D graphics libraries based on the OpenGL ES 1.0 specification, SQlite for structured data storage and the media support for MPEG4, H.264, MP3, AAC, AMR, JPG, PNG, GIF.

Android provides nice opensource applications such SMS manager, calendar, maps, Webkit browser, contacts manager and others.
Android is based on Linux kernel version 2.6 provides a strong link between the rest of applications and the mobile hardware components.
The Android runtime with its libraries includes the most powerfull Java programming language functionality.

The Android operating system has a sophisticated architecture and it's free and open!