Liturgica.com presents a large selection of articles on the history and development of liturgical worship and music in the Judeo-Christian traditions. A wide range of liturgical music, sacred music, books and devotional items can be purchased from the Liturgica Web Store. Books and religious music are available in a variety of categories, including Byzantine chant, Gregorian chant, Old Roman chant, Russian chant, Ambrosian chant, Mozarabic chant, Cistercian chant, Jewish chant, Armenian chant, Coptic chant, Bulgarian chant, Rumanian chant, Medieval sacred music, and Renaissance sacred music. Articles cover Jewish worship, Early Christianity and Christian worship, the Eastern Orthodox Church, and the Roman Catholic Church.