NDS MP
http://chishm.drunkencoders.com/NDSMP/index.html
"My firmware hack allows you to run NDS files from a compact flash cart using a PassMe, FlashMe or WifiMe."
Ficedula: SylphIRC - release
http://www.sylphds.net/ev2/contentview.php?id=401
It's IRC on a Nintendo DS!