The system supports all encodable languages in Unicode UTF8 (Various character sets and not necessarily Latin): for example, WEBSICO accepts French as well as Russian or Japanese. However, WEBSICO does not have or include translation software. Currently, administrative interfaces are in French and English, the choice is made in the administration page.
The list of languages for the site is in the administration page.
When creating a new page the language is selected in the dropdown menu which appears if multiple languages are provided.