| Item | Property | Value | Comments |
|---|
 include | urn:ietf:bcp:47 | | |
 Concept | aa | Afar | |
| Concept | ab | Abkhazian | |
| Concept | ace | Achinese | |
| Concept | ach | Acoli | |
| Concept | ada | Adangme | |
| Concept | ady | Adyghe; Adygei | |
| Concept | ae | Avestan | |
| Concept | af | Afrikaans | |
| Concept | afa | Afro-Asiatic languages | |
| Concept | afh | Afrihili | |
| Concept | ain | Ainu | |
| Concept | ak | Akan | |
| Concept | akk | Akkadian | |
| Concept | ale | Aleut | |
| Concept | alg | Algonquian languages | |
| Concept | alt | Southern Altai | |
| Concept | am | Amharic | |
| Concept | an | Aragonese | |
| Concept | ang | English, Old (ca.450-1100) | |
| Concept | anp | Angika | |
| Concept | apa | Apache languages | |
| Concept | ar | Arabic | |
| Concept | arc | Official Aramaic (700-300 BCE); Imperial Aramaic (700-300 BCE) | |
| Concept | arn | Mapudungun; Mapuche | |
| Concept | arp | Arapaho | |
| Concept | art | Artificial languages | |
| Concept | arw | Arawak | |
| Concept | as | Assamese | |
| Concept | ast | Asturian; Bable; Leonese; Asturleonese | |
| Concept | ath | Athapascan languages | |
| Concept | aus | Australian languages | |
| Concept | av | Avaric | |
| Concept | awa | Awadhi | |
| Concept | ay | Aymara | |
| Concept | az | Azerbaijani | |
| Concept | ba | Bashkir | |
| Concept | bad | Banda languages | |
| Concept | bai | Bamileke languages | |
| Concept | bal | Baluchi | |
| Concept | ban | Balinese | |
| Concept | bas | Basa | |
| Concept | bat | Baltic languages | |
| Concept | be | Belarusian | |
| Concept | bej | Beja; Bedawiyet | |
| Concept | bem | Bemba | |
| Concept | ber | Berber languages | |
| Concept | bg | Bulgarian | |
| Concept | bho | Bhojpuri | |
| Concept | bi | Bislama | |
| Concept | bik | Bikol | |
| Concept | bin | Bini; Edo | |
| Concept | bla | Siksika | |
| Concept | bm | Bambara | |
| Concept | bn | Bengali | |
| Concept | bnt | Bantu languages | |
| Concept | bo | Tibetan | |
| Concept | br | Breton | |
| Concept | bra | Braj | |
| Concept | bs | Bosnian | |
| Concept | btk | Batak languages | |
| Concept | bua | Buriat | |
| Concept | bug | Buginese | |
| Concept | byn | Blin; Bilin | |
| Concept | ca | Catalan; Valencian | |
| Concept | cad | Caddo | |
| Concept | cai | Central American Indian languages | |
| Concept | car | Galibi Carib | |
| Concept | cau | Caucasian languages | |
| Concept | ce | Chechen | |
| Concept | ceb | Cebuano | |
| Concept | cel | Celtic languages | |
| Concept | ch | Chamorro | |
| Concept | chb | Chibcha | |
| Concept | chg | Chagatai | |
| Concept | chk | Chuukese | |
| Concept | chm | Mari | |
| Concept | chn | Chinook jargon | |
| Concept | cho | Choctaw | |
| Concept | chp | Chipewyan; Dene Suline | |
| Concept | chr | Cherokee | |
| Concept | chy | Cheyenne | |
| Concept | cmc | Chamic languages | |
| Concept | cnr | Montenegrin | |
| Concept | co | Corsican | |
| Concept | cop | Coptic | |
| Concept | cpe | Creoles and pidgins, English based | |
| Concept | cpf | Creoles and pidgins, French-based | |
| Concept | cpp | Creoles and pidgins, Portuguese-based | |
| Concept | cr | Cree | |
| Concept | crh | Crimean Tatar; Crimean Turkish | |
| Concept | crp | Creoles and pidgins | |
| Concept | cs | Czech | |
| Concept | csb | Kashubian | |
| Concept | cu | Church Slavic; Old Slavonic; Church Slavonic; Old Bulgarian; Old Church Slavonic | |
| Concept | cus | Cushitic languages | |
| Concept | cv | Chuvash | |
| Concept | cy | Welsh | |
| Concept | da | Danish | |
| Concept | dak | Dakota | |
| Concept | dar | Dargwa | |
| Concept | day | Land Dayak languages | |
| Concept | de | German | |
| Concept | del | Delaware | |
| Concept | den | Slave (Athapascan) | |
| Concept | dgr | Tlicho; Dogrib | |
| Concept | din | Dinka | |
| Concept | doi | Dogri | |
| Concept | dra | Dravidian languages | |
| Concept | dsb | Lower Sorbian | |
| Concept | dua | Duala | |
| Concept | dum | Dutch, Middle (ca.1050-1350) | |
| Concept | dv | Divehi; Dhivehi; Maldivian | |
| Concept | dyu | Dyula | |
| Concept | dz | Dzongkha | |
| Concept | ee | Ewe | |
| Concept | efi | Efik | |
| Concept | egy | Egyptian (Ancient) | |
| Concept | eka | Ekajuk | |
| Concept | el | Greek, Modern (1453-) | |
| Concept | elx | Elamite | |
| Concept | en | English | |
| Concept | enm | English, Middle (1100-1500) | |
| Concept | eo | Esperanto | |
| Concept | es | Spanish; Castilian | |
| Concept | et | Estonian | |
| Concept | eu | Basque | |
| Concept | ewo | Ewondo | |
| Concept | fa | Persian | |
| Concept | fan | Fang | |
| Concept | fat | Fanti | |
| Concept | ff | Fulah | |
| Concept | fi | Finnish | |
| Concept | fil | Filipino; Pilipino | |
| Concept | fiu | Finno-Ugrian languages | |
| Concept | fj | Fijian | |
| Concept | fo | Faroese | |
| Concept | fon | Fon | |
| Concept | fr | French | |
| Concept | frm | French, Middle (ca.1400-1600) | |
| Concept | fro | French, Old (842-ca.1400) | |
| Concept | frr | Northern Frisian | |
| Concept | frs | Eastern Frisian | |
| Concept | fur | Friulian | |
| Concept | fy | Western Frisian | |
| Concept | ga | Irish | |
| Concept | gaa | Ga | |
| Concept | gay | Gayo | |
| Concept | gba | Gbaya | |
| Concept | gd | Gaelic; Scottish Gaelic | |
| Concept | gem | Germanic languages | |
| Concept | gez | Geez | |
| Concept | gil | Gilbertese | |
| Concept | gl | Galician | |
| Concept | gmh | German, Middle High (ca.1050-1500) | |
| Concept | gn | Guarani | |
| Concept | goh | German, Old High (ca.750-1050) | |
| Concept | gon | Gondi | |
| Concept | gor | Gorontalo | |
| Concept | got | Gothic | |
| Concept | grb | Grebo | |
| Concept | grc | Greek, Ancient (to 1453) | |
| Concept | gsw | Swiss German; Alemannic; Alsatian | |
| Concept | gu | Gujarati | |
| Concept | gv | Manx | |
| Concept | gwi | Gwich'in | |
| Concept | ha | Hausa | |
| Concept | hai | Haida | |
| Concept | haw | Hawaiian | |
| Concept | he | Hebrew | |
| Concept | hi | Hindi | |
| Concept | hil | Hiligaynon | |
| Concept | him | Himachali languages; Western Pahari languages | |
| Concept | hit | Hittite | |
| Concept | hmn | Hmong; Mong | |
| Concept | ho | Hiri Motu | |
| Concept | hr | Croatian | |
| Concept | hsb | Upper Sorbian | |
| Concept | ht | Haitian; Haitian Creole | |
| Concept | hu | Hungarian | |
| Concept | hup | Hupa | |
| Concept | hy | Armenian | |
| Concept | hz | Herero | |
| Concept | ia | Interlingua (International Auxiliary Language Association) | |
| Concept | iba | Iban | |
| Concept | id | Indonesian | |
| Concept | ie | Interlingue; Occidental | |
| Concept | ig | Igbo | |
| Concept | ii | Sichuan Yi; Nuosu | |
| Concept | ijo | Ijo languages | |
| Concept | ik | Inupiaq | |
| Concept | ilo | Iloko | |
| Concept | inc | Indic languages | |
| Concept | ine | Indo-European languages | |
| Concept | inh | Ingush | |
| Concept | io | Ido | |
| Concept | ira | Iranian languages | |
| Concept | iro | Iroquoian languages | |
| Concept | is | Icelandic | |
| Concept | it | Italian | |
| Concept | iu | Inuktitut | |
| Concept | ja | Japanese | |
| Concept | jbo | Lojban | |
| Concept | jpr | Judeo-Persian | |
| Concept | jrb | Judeo-Arabic | |
| Concept | jv | Javanese | |
| Concept | ka | Georgian | |
| Concept | kaa | Kara-Kalpak | |
| Concept | kab | Kabyle | |
| Concept | kac | Kachin; Jingpho | |
| Concept | kam | Kamba | |
| Concept | kar | Karen languages | |
| Concept | kaw | Kawi | |
| Concept | kbd | Kabardian | |
| Concept | kg | Kongo | |
| Concept | kha | Khasi | |
| Concept | khi | Khoisan languages | |
| Concept | kho | Khotanese; Sakan | |
| Concept | ki | Kikuyu; Gikuyu | |
| Concept | kj | Kuanyama; Kwanyama | |
| Concept | kk | Kazakh | |
| Concept | kl | Kalaallisut; Greenlandic | |
| Concept | km | Central Khmer | |
| Concept | kmb | Kimbundu | |
| Concept | kn | Kannada | |
| Concept | ko | Korean | |
| Concept | kok | Konkani | |
| Concept | kos | Kosraean | |
| Concept | kpe | Kpelle | |
| Concept | kr | Kanuri | |
| Concept | krc | Karachay-Balkar | |
| Concept | krl | Karelian | |
| Concept | kro | Kru languages | |
| Concept | kru | Kurukh | |
| Concept | ks | Kashmiri | |
| Concept | ku | Kurdish | |
| Concept | kum | Kumyk | |
| Concept | kut | Kutenai | |
| Concept | kv | Komi | |
| Concept | kw | Cornish | |
| Concept | ky | Kirghiz; Kyrgyz | |
| Concept | la | Latin | |
| Concept | lad | Ladino | |
| Concept | lah | Lahnda | |
| Concept | lam | Lamba | |
| Concept | lb | Luxembourgish; Letzeburgesch | |
| Concept | lez | Lezghian | |
| Concept | lg | Ganda | |
| Concept | li | Limburgan; Limburger; Limburgish | |
| Concept | ln | Lingala | |
| Concept | lo | Lao | |
| Concept | lol | Mongo | |
| Concept | loz | Lozi | |
| Concept | lt | Lithuanian | |
| Concept | lu | Luba-Katanga | |
| Concept | lua | Luba-Lulua | |
| Concept | lui | Luiseno | |
| Concept | lun | Lunda | |
| Concept | luo | Luo (Kenya and Tanzania) | |
| Concept | lus | Lushai | |
| Concept | lv | Latvian | |
| Concept | mad | Madurese | |
| Concept | mag | Magahi | |
| Concept | mai | Maithili | |
| Concept | mak | Makasar | |
| Concept | man | Mandingo | |
| Concept | map | Austronesian languages | |
| Concept | mas | Masai | |
| Concept | mdf | Moksha | |
| Concept | mdr | Mandar | |
| Concept | men | Mende | |
| Concept | mg | Malagasy | |
| Concept | mga | Irish, Middle (900-1200) | |
| Concept | mh | Marshallese | |
| Concept | mi | Maori | |
| Concept | mic | Mi'kmaq; Micmac | |
| Concept | min | Minangkabau | |
| Concept | mis | Uncoded languages | |
| Concept | mk | Macedonian | |
| Concept | mkh | Mon-Khmer languages | |
| Concept | ml | Malayalam | |
| Concept | mn | Mongolian | |
| Concept | mnc | Manchu | |
| Concept | mni | Manipuri | |
| Concept | mno | Manobo languages | |
| Concept | moh | Mohawk | |
| Concept | mos | Mossi | |
| Concept | mr | Marathi | |
| Concept | ms | Malay | |
| Concept | mt | Maltese | |
| Concept | mul | Multiple languages | |
| Concept | mun | Munda languages | |
| Concept | mus | Creek | |
| Concept | mwl | Mirandese | |
| Concept | mwr | Marwari | |
| Concept | my | Burmese | |
| Concept | myn | Mayan languages | |
| Concept | myv | Erzya | |
| Concept | na | Nauru | |
| Concept | nah | Nahuatl languages | |
| Concept | nai | North American Indian languages | |
| Concept | nap | Neapolitan | |
| Concept | nb | Bokmål, Norwegian; Norwegian Bokmål | |
| Concept | nd | Ndebele, North; North Ndebele | |
| Concept | nds | Low German; Low Saxon; German, Low; Saxon, Low | |
| Concept | ne | Nepali | |
| Concept | new | Nepal Bhasa; Newari | |
| Concept | ng | Ndonga | |
| Concept | nia | Nias | |
| Concept | nic | Niger-Kordofanian languages | |
| Concept | niu | Niuean | |
| Concept | nl | Dutch; Flemish | |
| Concept | nn | Norwegian Nynorsk; Nynorsk, Norwegian | |
| Concept | no | Norwegian | |
| Concept | nog | Nogai | |
| Concept | non | Norse, Old | |
| Concept | nqo | N'Ko | |
| Concept | nr | Ndebele, South; South Ndebele | |
| Concept | nso | Pedi; Sepedi; Northern Sotho | |
| Concept | nub | Nubian languages | |
| Concept | nv | Navajo; Navaho | |
| Concept | nwc | Classical Newari; Old Newari; Classical Nepal Bhasa | |
| Concept | ny | Chichewa; Chewa; Nyanja | |
| Concept | nym | Nyamwezi | |
| Concept | nyn | Nyankole | |
| Concept | nyo | Nyoro | |
| Concept | nzi | Nzima | |
| Concept | oc | Occitan (post 1500) | |
| Concept | oj | Ojibwa | |
| Concept | om | Oromo | |
| Concept | or | Oriya | |
| Concept | os | Ossetian; Ossetic | |
| Concept | osa | Osage | |
| Concept | ota | Turkish, Ottoman (1500-1928) | |
| Concept | oto | Otomian languages | |
| Concept | pa | Panjabi; Punjabi | |
| Concept | paa | Papuan languages | |
| Concept | pag | Pangasinan | |
| Concept | pal | Pahlavi | |
| Concept | pam | Pampanga; Kapampangan | |
| Concept | pap | Papiamento | |
| Concept | pau | Palauan | |
| Concept | peo | Persian, Old (ca.600-400 B.C.) | |
| Concept | phi | Philippine languages | |
| Concept | phn | Phoenician | |
| Concept | pi | Pali | |
| Concept | pl | Polish | |
| Concept | pon | Pohnpeian | |
| Concept | pra | Prakrit languages | |
| Concept | pro | Provençal, Old (to 1500);Occitan, Old (to 1500) | |
| Concept | ps | Pushto; Pashto | |
| Concept | pt | Portuguese | |
| Concept | qu | Quechua | |
| Concept | raj | Rajasthani | |
| Concept | rap | Rapanui | |
| Concept | rar | Rarotongan; Cook Islands Maori | |
| Concept | rm | Romansh | |
| Concept | rn | Rundi | |
| Concept | ro | Romanian; Moldavian; Moldovan | |
| Concept | roa | Romance languages | |
| Concept | rom | Romany | |
| Concept | ru | Russian | |
| Concept | rup | Aromanian; Arumanian; Macedo-Romanian | |
| Concept | rw | Kinyarwanda | |
| Concept | sa | Sanskrit | |
| Concept | sad | Sandawe | |
| Concept | sah | Yakut | |
| Concept | sai | South American Indian languages | |
| Concept | sal | Salishan languages | |
| Concept | sam | Samaritan Aramaic | |
| Concept | sas | Sasak | |
| Concept | sat | Santali | |
| Concept | sc | Sardinian | |
| Concept | scn | Sicilian | |
| Concept | sco | Scots | |
| Concept | sd | Sindhi | |
| Concept | se | Northern Sami | |
| Concept | sel | Selkup | |
| Concept | sem | Semitic languages | |
| Concept | sg | Sango | |
| Concept | sga | Irish, Old (to 900) | |
| Concept | sgn | Sign Languages | |
| Concept | shn | Shan | |
| Concept | si | Sinhala; Sinhalese | |
| Concept | sid | Sidamo | |
| Concept | sio | Siouan languages | |
| Concept | sit | Sino-Tibetan languages | |
| Concept | sk | Slovak | |
| Concept | sl | Slovenian | |
| Concept | sla | Slavic languages | |
| Concept | sm | Samoan | |
| Concept | sma | Southern Sami | |
| Concept | smi | Sami languages | |
| Concept | smj | Lule Sami | |
| Concept | smn | Inari Sami | |
| Concept | sms | Skolt Sami | |
| Concept | sn | Shona | |
| Concept | snk | Soninke | |
| Concept | so | Somali | |
| Concept | sog | Sogdian | |
| Concept | son | Songhai languages | |
| Concept | sq | Albanian | |
| Concept | sr | Serbian | |
| Concept | srn | Sranan Tongo | |
| Concept | srr | Serer | |
| Concept | ss | Swati | |
| Concept | ssa | Nilo-Saharan languages | |
| Concept | st | Sotho, Southern | |
| Concept | su | Sundanese | |
| Concept | suk | Sukuma | |
| Concept | sus | Susu | |
| Concept | sux | Sumerian | |
| Concept | sv | Swedish | |
| Concept | sw | Swahili | |
| Concept | syc | Classical Syriac | |
| Concept | syr | Syriac | |
| Concept | ta | Tamil | |
| Concept | tai | Tai languages | |
| Concept | te | Telugu | |
| Concept | tem | Timne | |
| Concept | ter | Tereno | |
| Concept | tet | Tetum | |
| Concept | tg | Tajik | |
| Concept | th | Thai | |
| Concept | ti | Tigrinya | |
| Concept | tig | Tigre | |
| Concept | tiv | Tiv | |
| Concept | tk | Turkmen | |
| Concept | tkl | Tokelau | |
| Concept | tl | Tagalog | |
| Concept | tlh | Klingon; tlhIngan-Hol | |
| Concept | tli | Tlingit | |
| Concept | tmh | Tamashek | |
| Concept | tn | Tswana | |
| Concept | to | Tonga (Tonga Islands) | |
| Concept | tog | Tonga (Nyasa) | |
| Concept | tpi | Tok Pisin | |
| Concept | tr | Turkish | |
| Concept | ts | Tsonga | |
| Concept | tsi | Tsimshian | |
| Concept | tt | Tatar | |
| Concept | tum | Tumbuka | |
| Concept | tup | Tupi languages | |
| Concept | tut | Altaic languages | |
| Concept | tvl | Tuvalu | |
| Concept | tw | Twi | |
| Concept | ty | Tahitian | |
| Concept | tyv | Tuvinian | |
| Concept | udm | Udmurt | |
| Concept | ug | Uighur; Uyghur | |
| Concept | uga | Ugaritic | |
| Concept | uk | Ukrainian | |
| Concept | umb | Umbundu | |
| Concept | und | Undetermined | |
| Concept | ur | Urdu | |
| Concept | uz | Uzbek | |
| Concept | vai | Vai | |
| Concept | ve | Venda | |
| Concept | vi | Vietnamese | |
| Concept | vo | Volapük | |
| Concept | vot | Votic | |
| Concept | wa | Walloon | |
| Concept | wak | Wakashan languages | |
| Concept | wal | Wolaitta; Wolaytta | |
| Concept | war | Waray | |
| Concept | was | Washo | |
| Concept | wen | Sorbian languages | |
| Concept | wo | Wolof | |
| Concept | xal | Kalmyk; Oirat | |
| Concept | xh | Xhosa | |
| Concept | yao | Yao | |
| Concept | yap | Yapese | |
| Concept | yi | Yiddish | |
| Concept | yo | Yoruba | |
| Concept | ypk | Yupik languages | |
| Concept | za | Zhuang; Chuang | |
| Concept | zap | Zapotec | |
| Concept | zbl | Blissymbols; Blissymbolics; Bliss | |
| Concept | zen | Zenaga | |
| Concept | zgh | Standard Moroccan Tamazight | |
| Concept | zh | Chinese | |
| Concept | znd | Zande languages | |
| Concept | zu | Zulu | |
| Concept | zun | Zuni | |
| Concept | zxx | No linguistic content; Not applicable | |
 Concept | zza | Zaza; Dimili; Dimli; Kirdki; Kirmanjki; Zazaki | |