- The Cyberhymnal - Probably the largest repository of public domain hymns on the internet. Music scores are produced by Noteworthy Composer.
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The Hymn Library - Several hymns produced with the Lilypond engraver. All hymns are in the lilypond format.
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The Christian Classics Ethreal Hymnary - Large collection of public domain hymns. Formats include Noteworthy Composer, PDF, and Midi.
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The Ames Hymn Collection - A collection of public domain hymns in PDF and Lilypond files. All sheet music files on this site are copy righted, but permission is granted for non-commercial use.
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The Hymn Site - A collection of Public Domain Hymns in PDF, Midi, and text file format.
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HymnWiki - A collection of public domain hymns. This site's primary focus is on hymns used by the Latter Day Saint Church.
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Timeless Truths - A collection of public domain hymns in PDF, Scorch, and Midi formats.
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Mutopia - A collection of public Domain hymns and other music in PDF, Lilypond, and Midi format.
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Center For Church Music - A collection of public domain hymns. Sheet music and MP3 files.
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PDHymns - A collection of public domain hymns.
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Psalms, Hymns and Spiritual Songs - These are not public domain and are copyrighted. However Stephen Rouse, who wrote these hymns, allows the hymns to be freely used.
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Melody In Your Heart - Hymns and hymnal written by Jon Gardner. Hymns are free to use for personal and congregational use. License is required and is the form available on the website.
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Westminster Church of Christ - A collection of public domain hymns on Powerpoint for overhead display.