Install desmume by entering the following commands in the terminal:
sudo apt update sudo apt install desmume
Description:
Nintendo DS emulator
DeSmuME is a Nintendo DS emulator running homebrew demos and commercial games. . This package includes all three binaries: * desmume: gtk user interface; * desmume-glade: gtk-glade user interface; * desmume-cli: command line user interface.
Homepage: http://desmume.org/
Version: 0.9.11-3
Section: universe/games