Supported languages
The list of supported languages is defined in
        \TYPO3\.
| Locale in TYPO3 | Name | 
|---|---|
| default | English | 
| af | Afrikaans | 
| ar | Arabic | 
| bs | Bosnian | 
| bg | Bulgarian | 
| ca | Catalan | 
| ch | Chinese (Simple) | 
| cs | Czech | 
| da | Danish | 
| de | German | 
| el | Greek | 
| eo | Esperanto | 
| es | Spanish | 
| et | Estonian | 
| eu | Basque | 
| fa | Persian | 
| fi | Finnish | 
| fo | Faroese | 
| fr | French | 
| fr_CA | French (Canada) | 
| gl | Galician | 
| he | Hebrew | 
| hi | Hindi | 
| hr | Croatian | 
| hu | Hungarian | 
| is | Icelandic | 
| it | Italian | 
| ja | Japanese | 
| ka | Georgian | 
| kl | Greenlandic | 
| km | Khmer | 
| ko | Korean | 
| lb | Luxembourgish | 
| lt | Lithuanian | 
| lv | Latvian | 
| mi | Maori | 
| mk | Macedonian | 
| ms | Malay | 
| nl | Dutch | 
| no | Norwegian | 
| pl | Polish | 
| pt | Portuguese | 
| pt_BR | Brazilian Portuguese | 
| ro | Romanian | 
| ru | Russian | 
| rw | Kinyarwanda | 
| sk | Slovak | 
| sl | Slovenian | 
| sn | Shona (Bantu) | 
| sq | Albanian | 
| sr | Serbian | 
| sv | Swedish | 
| th | Thai | 
| tr | Turkish | 
| uk | Ukrainian | 
| vi | Vietnamese | 
| zh | Chinese (Traditional) | 
| zh_CN | Chinese (Simplified) | 
| zh_HK | Chinese (Simplified Hong Kong) | 
| zh_Hans_CN | Chinese (Simplified Han) | 
Tip
If you need additional languages there are two possible options:
- Open an issue at https://forge.typo3.org/projects/typo3cms-core/issues and describe your use case. The language might be added to the next major release of TYPO3.
 - Take a look at the section Custom languages to solve it in your project.