The latest builds of Desmume added a texture scaling feature (beside High Resolution).
Animal Crossing:
Big Bang Mini:
FFCC - Ring of Fates:
Final Fantasy Fables:
Golden Sun DS:
Mario Kart DS:
Metroid Prime Hunters:
Okami Den:
Starfox Command:
Super Mario 64 DS:
The Legend of Zelda - Phantom Hourglass
The Legend of Zelda - Spirit Tracks
Viewtiful Joe - Double Trouble:
Animal Crossing:
Big Bang Mini:
FFCC - Ring of Fates:
Final Fantasy Fables:
Golden Sun DS:
Mario Kart DS:
Metroid Prime Hunters:
Okami Den:
Starfox Command:
Super Mario 64 DS:
The Legend of Zelda - Phantom Hourglass
The Legend of Zelda - Spirit Tracks
Viewtiful Joe - Double Trouble: