Supported languages

These are the languages supported by the DeepL API.

Source languages

  • AR - Arabic [1]

  • BG - Bulgarian

  • CS - Czech

  • DA - Danish

  • DE - German

  • EL - Greek

  • EN - English

  • ES - Spanish

  • ET - Estonian

  • FI - Finnish

  • FR - French

  • HU - Hungarian

  • ID - Indonesian

  • IT - Italian

  • JA - Japanese

  • KO - Korean

  • LT - Lithuanian

  • LV - Latvian

  • NB - Norwegian Bokmål

  • NL - Dutch

  • PL - Polish

  • PT - Portuguese (all Portuguese varieties mixed)

  • RO - Romanian

  • RU - Russian

  • SK - Slovak

  • SL - Slovenian

  • SV - Swedish

  • TR - Turkish

  • UK - Ukrainian

  • ZH - Chinese

Target languages

  • AR - Arabic [1]

  • BG - Bulgarian

  • CS - Czech

  • DA - Danish

  • DE - German

  • EL - Greek

  • EN - English (unspecified variant for backward compatibility; please select EN-GB or EN-US instead)

  • EN-GB - English (British)

  • EN-US - English (American)

  • ES - Spanish

  • ET - Estonian

  • FI - Finnish

  • FR - French

  • HU - Hungarian

  • ID - Indonesian

  • IT - Italian

  • JA - Japanese

  • KO - Korean

  • LT - Lithuanian

  • LV - Latvian

  • NB - Norwegian Bokmål

  • NL - Dutch

  • PL - Polish

  • PT - Portuguese (unspecified variant for backward compatibility; please select PT-BR or PT-PT instead)

  • PT-BR - Portuguese (Brazilian)

  • PT-PT - Portuguese (all Portuguese varieties excluding Brazilian Portuguese)

  • RO - Romanian

  • RU - Russian

  • SK - Slovak

  • SL - Slovenian

  • SV - Swedish

  • TR - Turkish

  • UK - Ukrainian

  • ZH - Chinese (simplified)

[1] Please note that Arabic has not yet been added to the /languages endpoint because it does not yet support document translation; only text translation is supported for Arabic at this time. When document translation support is added for Arabic, we will a) remove this note and b) add Arabic to the /languages endpoint.

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