Web Browser Language Identification Codes
| Language | Code |
|---|---|
| Afrikaans | af |
| Albanian | sq |
| Arabic (Standard) | ar |
| Arabic (Algeria) | ar-dz |
| Arabic (Bahrain) | ar-bh |
| Arabic (Egypt) | ar-eg |
| Arabic (Iraq) | ar-iq |
| Arabic (Jordan) | ar-jo |
| Arabic (Kuwait) | ar-kw |
| Arabic (Lebanon) | ar-lb |
| Arabic (Libya) | ar-ly |
| Arabic (Morocco) | ar-ma |
| Arabic (Oman) | ar-om |
| Arabic (Qatar) | ar-qa |
| Arabic (Saudi Arabia) | ar-sa |
| Arabic (Syria) | ar-sy |
| Arabic (Tunisia) | ar-tn |
| Arabic (U.A.E.) | ar-ae |
| Arabic (Yemen) | ar-ye |
| Aragonese | ar |
| Armenian | hy |
| Assamese | as |
| Asturian | ast |
| Azerbaijani | az |
| Basque | eu |
| Bulgarian | bg |
| Belarusian | be |
| Bengali | bn |
| Bosnian | bs |
| Breton | br |
| Bulgarian | bg |
| Burmese | my |
| Catalan | ca |
| Chamorro | ch |
| Chechen | ce |
| Chinese | zh |
| Chinese (Hong Kong) | zh-hk |
| Chinese (PRC) | zh-cn |
| Chinese (Singapore) | zh-sg |
| Chinese (Taiwan) | zh-tw |
| Chuvash | cv |
| Corsican | co |
| Cree | cr |
| Croatian | hr |
| Czech | cs |
| Danish | da |
| Dutch (Standard) | nl |
| Dutch (Belgian) | nl-be |
| English | en |
| English (Australia) | en-au |
| English (Belize) | en-bz |
| English (Canada) | en-ca |
| English (Ireland) | en-ie |
| English (Jamaica) | en-jm |
| English (New Zealand) | en-nz |
| English (Philippines) | en-ph |
| English (South Africa) | en-za |
| English (Trinidad & Tobago) | en-tt |
| English (United Kingdom) | en-gb |
| English (United States) | en-us |
| English (Zimbabwe) | en-zw |
| Esperanto | eo |
| Estonian | et |
| Faeroese | fo |
| Farsi | fa |
| Fijian | fj |
| Finnish | fi |
| French (Standard) | fr |
| French (Belgium) | fr-be |
| French (Canada) | fr-ca |
| French (France) | fr-fr |
| French (Luxembourg) | fr-lu |
| French (Monaco) | fr-mc |
| French (Switzerland) | fr-ch |
| Frisian | fy |
| Friulian | fur |
| Gaelic (Scots) | gd |
| Gaelic (Irish) | gd-ie |
| Galacian | gl |
| Georgian | ka |
| German (Standard) | de |
| German (Austria) | de-at |
| German (Germany) | de-de |
| German (Liechtenstein) | de-li |
| German (Luxembourg) | de-lu |
| German (Switzerland) | de-ch |
| Greek | el |
| Gujurati | gu |
| Haitian | ht |
| Hebrew | he |
| Hindi | hi |
| Hungarian | hu |
| Icelandic | is |
| Indonesian | id |
| Inuktitut | iu |
| Irish | ga |
| Italian (Standard) | it |
| Italian (Switzerland) | it-ch |
| Japanese | ja |
| Kannada | kn |
| Kashmiri | ks |
| Kazakh | kk |
| Khmer | km |
| Kirghiz | ky |
| Klingon | tlh |
| Korean | ko |
| Korean (North Korea) | ko-kp |
| Korean (South Korea) | ko-kr |
| Latin | la |
| Latvian | lv |
| Lithuanian | lt |
| Luxembourgish | lb |
| FYRO Macedonian | mk |
| Malay | ms |
| Malayalam | ml |
| Maltese | mt |
| Maori | mi |
| Marathi | mr |
| Moldavian | mo |
| Navajo | nv |
| Ndonga | ng |
| Nepali | ne |
| Norwegian | no |
| Norwegian (Bokmal) | nb |
| Norwegian (Nynorsk) | nn |
| Occitan | oc |
| Oriya | or |
| Oromo | om |
| Persian | fa |
| Persian/Iran | fa-ir |
| Polish | pl |
| Portuguese | pt |
| Portuguese (Brazil) | pt-br |
| Punjabi | pa |
| Punjabi (India) | pa-in |
| Punjabi (Pakistan) | pa-pk |
| Quechua | qu |
| Rhaeto-Romanic | rm |
| Romanian | ro |
| Romanian (Moldavia) | ro-mo |
| Russian | ru |
| Russian (Moldavia) | ru-mo |
| Sami (Lappish) | sz |
| Sango | sg |
| Sanskrit | sa |
| Sardinian | sc |
| Scots Gaelic | gd |
| Sindhi | sd |
| Singhalese | si |
| Serbian | sr |
| Slovak | sk |
| Slovenian | sl |
| Somani | so |
| Sorbian | sb |
| Spanish | es |
| Spanish (Argentina) | es-ar |
| Spanish (Bolivia) | es-bo |
| Spanish (Chile) | es-cl |
| Spanish (Colombia) | es-co |
| Spanish (Costa Rica) | es-cr |
| Spanish (Dominican Republic) | es-do |
| Spanish (Ecuador) | es-ec |
| Spanish (El Salvador) | es-sv |
| Spanish (Guatemala) | es-gt |
| Spanish (Honduras) | es-hn |
| Spanish (Mexico) | es-mx |
| Spanish (Nicaragua) | es-ni |
| Spanish (Panama) | es-pa |
| Spanish (Paraguay) | es-py |
| Spanish (Peru) | es-pe |
| Spanish (Puerto Rico) | es-pr |
| Spanish (Spain) | es-es |
| Spanish (Uruguay) | es-uy |
| Spanish (Venezuela) | es-ve |
| Sutu | sx |
| Swahili | sw |
| Swedish | sv |
| Swedish (Finland) | sv-fi |
| Swedish (Sweden) | sv-sv |
| Tamil | ta |
| Tatar | tt |
| Teluga | te |
| Thai | th |
| Tigre | tig |
| Tsonga | ts |
| Tswana | tn |
| Turkish | tr |
| Turkmen | tk |
| Ukrainian | uk |
| Upper Sorbian | hsb |
| Urdu | ur |
| Venda | ve |
| Vietnamese | vi |
| Volapuk | vo |
| Walloon | wa |
| Welsh | cy |
| Xhosa | xh |
| Yiddish | ji |
| Zulu | zu |