- Digital Image Archive of Medieval Music England
- Leadership Program for Musicians Serving Small Congregations ELCA
- Lutheran Music Program Minneapolis, MN USA
- Medieval Music Database La Trobe University Library, Australia
- Monumenta Musicae Byzantinae U Copenhagen
- MOZART music notation processor; David Webber, England
- The Musical Reforms of Martin Luther Charles Moss, Sumter, SC USA See the right side bar for music links.
- Royal School of Church Music Surrey, England • RSCM America • RSCM Australia
- Scholarly Societies Project U of Waterloo, Waterloo, ON Canada • Resources of Scholarly Societies – Music
- Snowbird Statement on Catholic Liturgical Music via CanticaNOVA, Charles Town, WV USA
- Thesaurus Musicarum Latinarum Andreas Giger et al, Indiana U, Bloomington, IN USA