| English | eng-000 |
| Katharevousa | |
| Afrikaans | afr-000 | Katharewoesa |
| ISO 639-PanLex | art-274 | ell-001 |
| brezhoneg | bre-000 | Katharevousa |
| brezhoneg | bre-000 | katharevousa |
| български | bul-000 | Катаревуса |
| български | bul-000 | катаревуса |
| català | cat-000 | katharévousa |
| 普通话 | cmn-000 | 纯正希腊语 |
| Deutsch | deu-000 | Kathareuusa |
| Deutsch | deu-000 | Katharevousa |
| ελληνικά | ell-000 | Καθαρεύουσα |
| ελληνικά | ell-000 | καθαρεύουσα |
| Καθαρεύουσα | ell-001 | Καθαρεύουσα |
| English | eng-000 | Katharevusa |
| Esperanto | epo-000 | Katarevuso |
| Esperanto | epo-000 | katarevuso |
| suomi | fin-000 | katharevousa |
| français | fra-000 | Katharévousa |
| français | fra-000 | katharévousa |
| français | fra-000 | katharévoussa |
| galego | glg-000 | Katharevousa |
| galego | glg-000 | katharevousa |
| bahasa Indonesia | ind-000 | katharevousa |
| íslenska | isl-000 | kaþarevúsa |
| italiano | ita-000 | Katharevousa |
| italiano | ita-000 | katharevousa |
| 日本語 | jpn-000 | カサレヴサ |
| 한국어 | kor-000 | 카타레부사 그리스어 |
| Nederlands | nld-000 | Katharevousa |
| ирон ӕвзаг | oss-000 | кафаревусæ |
| polski | pol-000 | Katharewusa |
| polski | pol-000 | katharewusa |
| português | por-000 | Katharévussa |
| português | por-000 | catarévussa |
| русский | rus-000 | Кафаревуса |
| русский | rus-000 | кафаревуса |
| español | spa-000 | cazarévusa |
| español | spa-000 | katharevousa |
| español | spa-000 | katharévousa |
| español | spa-000 | kazarévusa |
| svenska | swe-000 | katharevousa |
| Türkçe | tur-000 | Katarevusa |
| українська | ukr-000 | катаревуса |