Get started with Android Development
Android is an open source software stack created for a wide array of devices with different form factors. Learn more about building and contributing to the platform.
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Explore the Android OS stack
Learn more about Android's history and the platform's structure.
Download
Get the Android source
Learn more about source control tools and download the complete Android OS source code.
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Customize and compile Android
Create and compile your own customizations to the Android OS.
Contribute
Submit feedback and fixes
Submit your own contributions to the Android Open Source Project.
Tools, build, and related reference
Examine all your options
Examine command options, builds, unique file formats, and device lists.