SDK

The Android SDK was released on Monday, November 12, 2007. We will host a mirror of the source code and package downloads soon.

Download the early look SDK from Google’s official repository.

Also be sure to check out the online documentation, the official developer blog, and the official developer discussion group.

Feel free to stop by our forums and join the open discussion.

Core SDK features

Linux 2.6 kernel
BSD-based libc
Dalvik VM - mobile optimized
WebKit-based browser
2D graphics lib - SGL (custom library)
3D OpenGL ES 1.0
FreeType bitmap/vector font
SQLite
Media formats (based on PacketVideo’s OpenCORE): MPEG4, H.264, MP3, AAC, AMR, JPG, PNG, GIF

Supported hardware (mostly not implemented in API yet):

Bluetooth, EDGE, 3G, WiFi
Camera, GPS, compass, accelerometer
GSM telephony

What you get with the SDK download:

~2000 Java classes
Lots of example code and a tutorial
Full set of dev tools
emulator
eclipse plugin (launch the emulator / debug apps through the IDE)
package creation
interface description language
sqlite
trace log viewer
disk image creator
.class->.dex (Android bytecode) converter
ant script generator