DSx86, the DOS emulator for DS by Patrick Aalto has been updated to 0.24.

Changelog:

DSx86 v0.24 Beta Release Notes
==============================

This version is rebuilt with the latest libnds libraries, so that it
can take advantage of the DSi mode when run in CycloDS iEvolution and
on a Nintendo DSi. No other (internal) changes in this version.


Download
Source- DSx86 - Blog