settings.json

{
  "cores": {
    "32X": "picodrive",
    "5200": "mess",
    "7800": "prosystem",
    "ColecoVision": "colem",
    "FDS": "snes9x-next",
    "GB": "gambatte",
    "GBC": "gambatte",
    "GBA": "vba-next",
    "GG": "picodrive",
    "Jaguar": "virtualjaguar",
    "Lynx": "handy",
    "MD": "picodrive",
    "N64": "mupen64plus",
    "NES": "nestopia",
    "NGP": "mame",
    "NGPC": "mame",
    "PCE": "pcejin",
    "SG1000": "picodrive",
    "SMS": "picodrive",
    "SNES": "snes9x-next",
    "SuperGrafx": "pcejin",
    "VB": "vba-next",
    "Vectrex": "vecx",
    "WonderSwan": "oswan",
    "WonderSwan Color": "oswan",
    "MAME": "mame",
    "PSX": "pcsx",
    "SCD": "picodrive",
    "Saturn": "yabause",
    "PCECD": "pcejin",
    "PSP": "ppsspp",
    "NDS": "desmume",
    "2600": "mess",
    "Odyssey2": "o2em",
    "Intellivision": "nostalgia"
  },
  "keys": {
    "9": 8,
    "13": 9,
    "16": 8,
    "18": 1,
    "32": 0,
    "37": 14,
    "38": 12,
    "39": 15,
    "40": 13,
    "65": 1,
    "66": 0,
    "68": 15,
    "73": 3,
    "74": 2,
    "75": 0,
    "76": 1,
    "82": 5,
    "83": 13,
    "87": 12,
    "88": 3,
    "89": 2,
    "90": 3,
    "91": 2,
    "222": 8
  }
}