These emulators generally do not play CIA files natively. You must convert your CIA to a .3ds format using a tool like 3dsconv or GodMode9.
Once installed, the game appears as a tile on your 3DS Home Menu, exactly like a digital game purchased from the eShop. 3ds roms cia
While we do not host ROMs, the community generally prefers "decrypted" ROMs for Citra and "legit" CIAs for 3DS. A "legit CIA" is a dump of an official eShop title; these are less likely to trigger anti-piracy measures because they contain valid Nintendo signatures. These emulators generally do not play CIA files natively
If you want to play games directly on a modded 3DS without a flashcart, you want .CIA files. If you want to play on a PC or Android, you want .3DS files. While we do not host ROMs, the community