Ethnologue contains information on every known living language today.

International Mission Board (IMB) is an entity of the Southern Baptist Convention. Its resources include books, booklets, brochures, clothing, language materials, magazines, maps, newsletters, postcards, posters, calenders, training modules and videos.

Joshua Project is a nonprofit Christian ministry focused on gathering and distributing information about the world's least-reached ethnic people groups.

Operation World is the definitive prayer guide to every nation.

SIL International is committed to serving language communities worldwide as they build capacity for sustainable language development.

Explore the countries and languages of the world through a searchable integrated language and country profile database. Find listings of prayer items and articles unique to the selected continent, country or language.