Christian Hymnal Project in FMIDICLA: 378+ files.
Completorium: Mikolaj Gomolka: Includes MIDI files for a complete Polish-language psalter.
Hymns: [400+ MIDI files; unidentified hymnal.]
Midi Marvels: [midi; recordings; instrumental] (no free content) hymns from "Baptist Hymnal, 1991", "The Celebration Hymnal" and "The Methodist Hymnal."
Popular American Hymns of the 18th and 19th Centuries: [~15 MIDI, lyrics] Lists of popular hymns from several sources, some with words and/or music.
The New Apostolic Hymnal: Includes complete lyrics, MIDI files, and indexes.
Trinity Hymnal, 1961: [Presbyterian; indexes; MIDI; lyrics] includes complete words and music.