PmWiki is able to display prompts in many other languages besides English, and creating translations into other languages can be done by editing translation pages in the wiki. For more details, see internationalizations.
Translations that have already been performed for PmWiki include:
This page may have a more recent version on pmwiki.org: PmWiki:OtherLanguages, and a talk page: PmWiki:OtherLanguages-Talk.
Northern Shores of Ore