Hymnary.org is an online database of hymns, hymnodists and hymnals hosted by Calvin University's Calvin Institute of Christian Worship and Christian Classics Ethereal Library. The searchable database contains over one million hymn tunes and texts and incorporates the Dictionary of North American Hymnology. The oldest hymnals in the database are from 1640. The full texts of hymns that are in the public domain are available. The database also contains biographical information on composers and lyricists.