page.title=Developer Tools @jd:body

The Android Developer Tools (ADT) plugin for Eclipse provides a professional-grade development environment for building Android apps. It's a full Java IDE with advanced features to help you build, test, debug, and package your Android apps.

Free, open-source, and runs on most major OS platforms.
To get started, download the Android SDK.

Full Java IDE

Graphical UI Builders

On-device Developer Options

To access these settings, open the Developer options in the system Settings. On Android 4.2 and higher, the Developer options screen is hidden by default. To make it available, go to Settings > About phone and tap Build number seven times. Return to the previous screen to find Developer options.

Develop on Hardware Devices

Develop on Virtual Devices

Powerful Debugging

Testing

Native Development