How to translate Mautic
Mautic can be translated to any language. As Mautic is a community project, it can be translated by any community member to any language. Translations are made in the Transifex web app.
Create an account at Transifex if you don't have one already.
Take a look at the list of languages which were created for the project already.
Create a language if your language is missing or apply for an existing language.
Take a look at official Transifex Documentation if you have any questions about the translation process.