No. DS ROMs are .nds files for the original DS (and DSi). 3DS ROMs are .3ds or .cia files for the Nintendo 3DS. They are not interchangeable, though the 3DS can play DS ROMs natively via backward compatibility.
A multi-system emulator that uses DeSmuME as its core. It offers a beautiful native interface, controller support, and library management. ds roms
In the sprawling history of gaming, few consoles feel as specific to their moment as the Nintendo DS. With its clamshell design, two screens (one touch-sensitive), a stylus, and a microphone, the DS wasn't just a portable Game Boy successor—it was a bizarre, beautiful experiment. two screens (one touch-sensitive)