- Using the R4 DS Card and ColorsDS - the homebrew painting application for the NDS and DSi, you can create your own digital art and upload it to the ColorsDS Gallery for the whole world to see. ColorsDS is a FREE nds homebrew painting program that lets you create digital art right on your Nintendo DS or DSi console. All you need is an R4 DS Card or an Acekard 2i to use it.