nds4droid v42 is released. nds4droid is a free, open source Nintendo DS emulator for Android based on DeSmuME. It is currently in it's infancy but does support most of the features one would expect in an emulator.

nds4droid v42 Changelog:

- Performance enhancements (most games should see around a 5% increase)

Download: nds4droid v42
Source: Here