Requires a flashcard that supports DLDI (Dynamically Linked Device Interface) patching, which most modern cards do automatically.
Place the dscraft.nds file and the associated data folder into the root of your SD card.
To run Dscraft on original hardware or an emulator, follow these steps: On Original Hardware (DS/DS Lite/DSI/3DS)
Customization options to change the look of your blocks. Where to Download Dscraft NDS ROM for Free