Thread3D

Game files

FormatSupported
.cci, .3dsDecrypted only
.cxiDecrypted only
.ciaNo
.3dsxNo

Dumping

Dump your cartridges with GodMode9, see the 3DS Hacks Guide. Pick the decrypted .3ds option.

System files

Not needed. Your own dumps in sysdata/ in the user folder are used if present. A Mii data dump fixes blank Miis.