The Android 2.3 Gingerbread OS is now on 31.3% of all Android devices according to http://developer.android.com, with Android 2.2 still taking a huge chunk of the pie. Nonetheless, that's a huge jump in 3 months, given that it had 22.6% of Google's mobile OS share in June. More details below on the other OS versions.
Android Guys - Android 2.3 Gingerbread is up 7%, now running on 31.3% of all Android devices. Android 3.0 Honeycomb is up .1%, taking account for 1.4% of all the Android tablets in the world. Android 2.2 Froyo is still leading the pack at 51.2%, down 4.7% from August. The big story, however, is the progress that Gingerbread has made in only 3 months.