mimmi20/browser-detector

{
  "rules": {
    "/up920/i": "uhappy up920",
    "/up720/i": "uhappy up720",
    "/up620/i": "uhappy up620",
    "/up580/i": "uhappy up580",
    "/up570/i": "uhappy up570",
    "/up550/i": "uhappy up550",
    "/up520/i": "uhappy up520",
    "/up350/i": "uhappy up350",
    "/up320/i": "uhappy up320"
  },
  "generic": "general uhappy device"
}