Country code list with language.

code-to-language.json

{
  "nd": "Ndebele, North; North Ndebele",
  "ko": "Korean",
  "lv": "Latvian",
  "sw": "Swahili",
  "ba": "Bashkir",
  "yo": "Yoruba",
  "fr": "French",
  "dv": "Divehi; Dhivehi; Maldivian",
  "uk": "Ukrainian",
  "bg": "Bulgarian",
  "km": "Central Khmer",
  "ht": "Haitian; Haitian Creole",
  "nb": "Bokmål, Norwegian; Norwegian Bokmål",
  "pt": "Portuguese",
  "zh": "Chinese",
  "ts": "Tsonga",
  "sv": "Swedish",
  "si": "Sinhala; Sinhalese",
  "cy": "Welsh",
  "ki": "Kikuyu; Gikuyu",
  "pi": "Pali",
  "sm": "Samoan",
  "st": "Sotho, Southern",
  "ab": "Abkhazian",
  "tk": "Turkmen",
  "fy": "Western Frisian",
  "fo": "Faroese",
  "yi": "Yiddish",
  "bn": "Bengali",
  "mr": "Marathi",
  "ig": "Igbo",
  "sl": "Slovenian",
  "bo": "Tibetan",
  "hu": "Hungarian",
  "wo": "Wolof",
  "as": "Assamese",
  "az": "Azerbaijani",
  "qu": "Quechua",
  "ur": "Urdu",
  "bh": "Bihari languages",
  "dz": "Dzongkha",
  "te": "Telugu",
  "bm": "Bambara",
  "oj": "Ojibwa",
  "no": "Norwegian",
  "xh": "Xhosa",
  "su": "Sundanese",
  "gd": "Gaelic; Scottish Gaelic",
  "ty": "Tahitian",
  "jv": "Javanese",
  "co": "Corsican",
  "oc": "Occitan (post 1500); Provençal",
  "ta": "Tamil",
  "ae": "Avestan",
  "ve": "Venda",
  "et": "Estonian",
  "ay": "Aymara",
  "gu": "Gujarati",
  "bs": "Bosnian",
  "zu": "Zulu",
  "to": "Tonga (Tonga Islands)",
  "ss": "Swati",
  "tw": "Twi",
  "ii": "Sichuan Yi; Nuosu",
  "sa": "Sanskrit",
  "sg": "Sango",
  "ik": "Inupiaq",
  "ky": "Kirghiz; Kyrgyz",
  "rm": "Romansh",
  "th": "Thai",
  "na": "Nauru",
  "hi": "Hindi",
  "wa": "Walloon",
  "ru": "Russian",
  "it": "Italian",
  "kw": "Cornish",
  "bi": "Bislama",
  "ja": "Japanese",
  "se": "Northern Sami",
  "de": "German",
  "ce": "Chechen",
  "mg": "Malagasy",
  "kk": "Kazakh",
  "fi": "Finnish",
  "mt": "Maltese",
  "tg": "Tajik",
  "fj": "Fijian",
  "za": "Zhuang; Chuang",
  "lb": "Luxembourgish; Letzeburgesch",
  "tt": "Tatar",
  "ps": "Pushto; Pashto",
  "ny": "Chichewa; Chewa; Nyanja",
  "ka": "Georgian",
  "sc": "Sardinian",
  "br": "Breton",
  "my": "Burmese",
  "ng": "Ndonga",
  "ee": "Ewe",
  "ie": "Interlingue; Occidental",
  "cv": "Chuvash",
  "iu": "Inuktitut",
  "is": "Icelandic",
  "eu": "Basque",
  "kv": "Komi",
  "ff": "Fulah",
  "rw": "Kinyarwanda",
  "ug": "Uighur; Uyghur",
  "ku": "Kurdish",
  "mk": "Macedonian",
  "ar": "Arabic",
  "hz": "Herero",
  "ml": "Malayalam",
  "kl": "Kalaallisut; Greenlandic",
  "ca": "Catalan; Valencian",
  "es": "Spanish; Castilian",
  "lo": "Lao",
  "om": "Oromo",
  "kg": "Kongo",
  "mi": "Maori",
  "mh": "Marshallese",
  "am": "Amharic",
  "af": "Afrikaans",
  "be": "Belarusian",
  "sk": "Slovak",
  "fa": "Persian",
  "nl": "Dutch; Flemish",
  "ro": "Romanian; Moldavian; Moldovan",
  "ga": "Irish",
  "ia": "Interlingua (International Auxiliary Language Association)",
  "ch": "Chamorro",
  "gv": "Manx",
  "he": "Hebrew",
  "av": "Avaric",
  "lt": "Lithuanian",
  "vi": "Vietnamese",
  "nn": "Norwegian Nynorsk; Nynorsk, Norwegian",
  "hr": "Croatian",
  "sd": "Sindhi",
  "uz": "Uzbek",
  "an": "Aragonese",
  "ho": "Hiri Motu",
  "li": "Limburgan; Limburger; Limburgish",
  "hy": "Armenian",
  "ti": "Tigrinya",
  "tr": "Turkish",
  "gn": "Guarani",
  "or": "Oriya",
  "aa": "Afar",
  "kr": "Kanuri",
  "la": "Latin",
  "ms": "Malay",
  "io": "Ido",
  "gl": "Galician",
  "ak": "Akan",
  "ne": "Nepali",
  "lg": "Ganda",
  "el": "Greek, Modern (1453-)",
  "so": "Somali",
  "id": "Indonesian",
  "cs": "Czech",
  "sr": "Serbian",
  "cu": "Church Slavic; Old Slavonic; Church Slavonic; Old Bulgarian; Old Church Slavonic",
  "mn": "Mongolian",
  "en": "English",
  "nv": "Navajo; Navaho",
  "sn": "Shona",
  "vo": "Volapük",
  "sq": "Albanian",
  "pa": "Panjabi; Punjabi",
  "os": "Ossetian; Ossetic",
  "cr": "Cree",
  "kn": "Kannada",
  "pl": "Polish",
  "ks": "Kashmiri",
  "ha": "Hausa",
  "tn": "Tswana",
  "nr": "Ndebele, South; South Ndebele",
  "ln": "Lingala",
  "kj": "Kuanyama; Kwanyama",
  "rn": "Rundi",
  "eo": "Esperanto",
  "da": "Danish",
  "tl": "Tagalog",
  "lu": "Luba-Katanga"
}

language-to-code.json

{
    "Spanish; Castilian": "es",
    "Guarani": "gn",
    "Quechua": "qu",
    "Igbo": "ig",
    "Northern Sami": "se",
    "Panjabi; Punjabi": "pa",
    "Esperanto": "eo",
    "Tswana": "tn",
    "Welsh": "cy",
    "Cornish": "kw",
    "Bislama": "bi",
    "Rundi": "rn",
    "Kinyarwanda": "rw",
    "Hiri Motu": "ho",
    "Thai": "th",
    "Hausa": "ha",
    "Kurdish": "ku",
    "Shona": "sn",
    "Swedish": "sv",
    "Kikuyu; Gikuyu": "ki",
    "Zulu": "zu",
    "Tatar": "tt",
    "Armenian": "hy",
    "Bihari languages": "bh",
    "Pushto; Pashto": "ps",
    "Volapük": "vo",
    "Afrikaans": "af",
    "Hebrew": "he",
    "Persian": "fa",
    "Romanian; Moldavian; Moldovan": "ro",
    "Danish": "da",
    "Ossetian; Ossetic": "os",
    "Wolof": "wo",
    "Samoan": "sm",
    "Georgian": "ka",
    "Occitan (post 1500); Provençal": "oc",
    "Assamese": "as",
    "Norwegian": "no",
    "Xhosa": "xh",
    "Fijian": "fj",
    "Albanian": "sq",
    "Arabic": "ar",
    "Japanese": "ja",
    "Sinhala; Sinhalese": "si",
    "Yiddish": "yi",
    "Tamil": "ta",
    "English": "en",
    "Icelandic": "is",
    "Hungarian": "hu",
    "Finnish": "fi",
    "Interlingue; Occidental": "ie",
    "Twi": "tw",
    "Mongolian": "mn",
    "Gaelic; Scottish Gaelic": "gd",
    "Kuanyama; Kwanyama": "kj",
    "Sichuan Yi; Nuosu": "ii",
    "Kanuri": "kr",
    "Galician": "gl",
    "Norwegian Nynorsk; Nynorsk, Norwegian": "nn",
    "Irish": "ga",
    "Kirghiz; Kyrgyz": "ky",
    "Chinese": "zh",
    "Croatian": "hr",
    "Bulgarian": "bg",
    "Russian": "ru",
    "Sundanese": "su",
    "Nepali": "ne",
    "Malagasy": "mg",
    "Tsonga": "ts",
    "Sindhi": "sd",
    "Chuvash": "cv",
    "Kalaallisut; Greenlandic": "kl",
    "Azerbaijani": "az",
    "Avestan": "ae",
    "Ukrainian": "uk",
    "Dutch; Flemish": "nl",
    "Kongo": "kg",
    "Bashkir": "ba",
    "Interlingua (International Auxiliary Language Association)": "ia",
    "Marshallese": "mh",
    "Lingala": "ln",
    "Cree": "cr",
    "Chamorro": "ch",
    "Luxembourgish; Letzeburgesch": "lb",
    "Telugu": "te",
    "Tahitian": "ty",
    "Kashmiri": "ks",
    "Oromo": "om",
    "Urdu": "ur",
    "Bambara": "bm",
    "Burmese": "my",
    "Bengali": "bn",
    "Limburgan; Limburger; Limburgish": "li",
    "Western Frisian": "fy",
    "Komi": "kv",
    "Turkish": "tr",
    "Basque": "eu",
    "Herero": "hz",
    "Korean": "ko",
    "Central Khmer": "km",
    "Church Slavic; Old Slavonic; Church Slavonic; Old Bulgarian; Old Church Slavonic": "cu",
    "Aragonese": "an",
    "Oriya": "or",
    "Slovenian": "sl",
    "Kazakh": "kk",
    "Polish": "pl",
    "Kannada": "kn",
    "Sardinian": "sc",
    "Abkhazian": "ab",
    "Avaric": "av",
    "Tibetan": "bo",
    "Ndebele, North; North Ndebele": "nd",
    "Divehi; Dhivehi; Maldivian": "dv",
    "Ganda": "lg",
    "Portuguese": "pt",
    "Ewe": "ee",
    "Gujarati": "gu",
    "Yoruba": "yo",
    "Faroese": "fo",
    "Serbian": "sr",
    "Haitian; Haitian Creole": "ht",
    "Sanskrit": "sa",
    "Navajo; Navaho": "nv",
    "Czech": "cs",
    "Chechen": "ce",
    "Malayalam": "ml",
    "Catalan; Valencian": "ca",
    "Turkmen": "tk",
    "Indonesian": "id",
    "Somali": "so",
    "Corsican": "co",
    "Javanese": "jv",
    "Swahili": "sw",
    "Zhuang; Chuang": "za",
    "Greek, Modern (1453-)": "el",
    "Belarusian": "be",
    "Romansh": "rm",
    "Italian": "it",
    "Swati": "ss",
    "Nauru": "na",
    "Maori": "mi",
    "Tigrinya": "ti",
    "Aymara": "ay",
    "Ndebele, South; South Ndebele": "nr",
    "Pali": "pi",
    "Uzbek": "uz",
    "Chichewa; Chewa; Nyanja": "ny",
    "Vietnamese": "vi",
    "Venda": "ve",
    "Manx": "gv",
    "Inuktitut": "iu",
    "Sotho, Southern": "st",
    "Sango": "sg",
    "Akan": "ak",
    "Uighur; Uyghur": "ug",
    "Ndonga": "ng",
    "Slovak": "sk",
    "Amharic": "am",
    "Inupiaq": "ik",
    "Estonian": "et",
    "Afar": "aa",
    "Lithuanian": "lt",
    "Walloon": "wa",
    "Dzongkha": "dz",
    "German": "de",
    "Breton": "br",
    "French": "fr",
    "Luba-Katanga": "lu",
    "Malay": "ms",
    "Maltese": "mt",
    "Lao": "lo",
    "Tagalog": "tl",
    "Latin": "la",
    "Ido": "io",
    "Macedonian": "mk",
    "Tajik": "tg",
    "Latvian": "lv",
    "Bosnian": "bs",
    "Tonga (Tonga Islands)": "to",
    "Fulah": "ff",
    "Bokmål, Norwegian; Norwegian Bokmål": "nb",
    "Marathi": "mr",
    "Hindi": "hi",
    "Ojibwa": "oj"
}