This tool looks for Wikidata items that have a page in one language but not in the other.

In language	. wikipediawikisourcewikivoyagewiktionary
Not in language	. wikipediawikisourcewikivoyagewiktionary
Category tree	, depth (optional) Use "featured article" category from
Page title	starts with (optional, case-sensitive)
PagePile	(optional; check out PagePile)
Output	Format: HTML PagePile Links to: Wikidata Source Wikipedia