Android Codenames

Updates for the open source Android mobile operating system have been developed under dessert-inspired codenames, with each new version arriving in alphabetical order with new enhancements and improvements to the Android SDK .
Here's a snapshot of the Android updates that have already been released as well as some that are currently in development:

• Cupcake (v1.5) - Debuted in Fall 2008
  Key additions: Speech recognition tools, a virtual keyboard, video upload support for YouTube and support for live data feeds and live folders
• Donut (v1.6) - Debuted in Fall 2009
  Key additions: Support for CDMA smartphones, additional screen sizes and a text-to-speech engine
• Eclair (v2.0) - Debuted in October 2009
  Key additions: Support for multi-touch devices, new browser interface, Microsoft Exchange support, single interface for managing multiple online accounts, soft keys support, and an enhanced camera app (with digital zoom and flash support)
• FroYo (v2.2) - Debuted in Fall 2010
  Key additions: USB tethering support (for turning a smartphone into a Wi-Fi hotspot), significant speed improvements, Flash 10.1 support, voice dialing over Bluetooth, the ability to store apps on external memory cards, updated browser with Google Chrome's V8 JavaScript
• Gingerbread (v2.3) - Debuted in December 2010
  Key additions: Google Voice over Wi-Fi, enhanced gaming functionality, improved Google Apps
• Honeycomb (v3.0) - Debuted in February 2011
  Key additions: A tablet-centric update that delivers a new interface optimized for devices with larger screen sizes (particularly tablets), video chat support based on Google Talk protocols, new System Bar for global status and notifications and Action Bar for application control, tabbed Web browsing, optimized soft keyboard and a new email interface
• Ice Cream (v3.0) - Expected to debut in June of July 2011
  Anticipated key additions: A smartphone-centric update that brings many of Honeycomb's features to smartphones