DSx86 v0.22 Beta is released. DSx86 is a PC emulator for Nintendo DS. It's purpose is to allow you to run old DOS games on your Nintendo DS game console.

DSx86 v0.22 Beta Changelog:
Version 0.22 Beta. Much in it is still temporary or unfinished, but feel free to test it and report all problems you find! See the release notes!

Download: DSx86.nds
Download: DSx86.ini
Download: DSx86_LW2.nds
Source:Here