These are the results of my homebrew work on the Nintendo DS (NDS). It's a quirky little device and fun to work with. In fact, I originally bought it just because the specs are so weird.
To run homebrew software on your NDS, you'll need to buy a flash card such as an Acekard.
A small game for the Nintendo DS that takes place in an office building
MegaZeux for the Nintendo DS
Nintendo DS Texture Compressor
A clone of the classic game Hexxagon for the Nintendo DS