Google has Open Sourced Android!!!
The Open Handset Alliance, a group of more than 30 technology and mobile companies, developed Android: the first complete, open, and free mobile platform. To help developers get started developing new applications, we’re offering the Android Software Development Kit.
ANDROID is now OPEN SOURCE software
At http://source.android.com/download they describes how to set up your local work environment, how to use #GIT to get the Android files, and how to build the files on your machine. The source is approximately 2.1GB in size.
Try android emulator for FREE
- Download the SDK from http://code.google.com/android/download.html
- Unpack and start the emulator tools\emulator.exe