He has written, edited or translated many books on occultism and pagan music, including:Harmonies of Heaven and Earth (on the spiritual dimensions of music);Music and the Occult (a study of occult philosophy and its expression in music); a biography of English physician and mystical philosopherRobert Fludd;Athanasius Kircher’s Theatre of the World (a biography ofAthanasius Kircher, a Jesuit, linguist, archaeologist and scholar);Arktos (an exploration of the mythology surrounding the Earth's polar regions); andAtlantis and the Cycles of Time.[6]
Wouter Hanegraaff described him as "one of the most knowledgeable and articulate scholars in the modern academic study of Western esotericism".[9]
Robert Fludd: Hermetic Philosopher and Surveyor of Two Worlds. London:Thames & Hudson, 1979; also published in French, Greek, Spanish, and Japanese. Republished byAdventures Unlimited Press.
Athanasius Kircher: A Renaissance Man and the Quest for Lost Knowledge. London: Thames & Hudson, 1979; also published in French, German, Spanish, and Japanese.
Mystery Religions in the Ancient World. London: Thames & Hudson, 1981,ISBN0500110190; paperback, 1982,ISBN0060631406; also published in Greek and Japanese.
Harmonies of Heaven and Earth: The Spiritual Dimension of Music from Antiquity to the Avant-Garde. London: Thames & Hudson, 1987; also published in French, German, and Japanese; partly published in Spanish. Republished byInner Traditions.
The Mystery of the Seven Vowels in Theory and Practice. Grand Rapids, Michigan:Phanes Press, 1991; also published in Italian.
Arktos (1993). Grand Rapids, Michigan: Phanes Press, 1993, also published in German (two different editions), Japanese, Greek, French, Italian, and Spanish. Republished byAdventures Unlimited Press.[10][11][12]
Johann Friedrich Hugo Von Dalberg (1760–1812): Schriftsteller, Musiker, Domherr. Co-authored with Michael Embach. Mainz: Gesellschaft für mittelrheinische Kirchengeschichte, 1998; in German.
The Pagan Dream of the Renaissance. Grand Rapids, Michigan: Phanes Press / London: Thames & Hudson, 2002.[13]
The Real Rule of Four. New York:Disinformation Company, 2004; also published in French and Portuguese.
The Golden Thread: The Ageless Wisdom of the Western Mystery Traditions. Wheaton, Illinois:Quest Books, 2007.
Athanasius Kircher's Theatre of the World. London: Thames and Hudson, 2009;ISBN978-0-500-25860-6.
Atlantis and the Cycles of Time: Prophecies, Traditions, And Occult Revelations. Rochester, Vermont: Inner Traditions, 2011;ISBN978-1-59477-857-5.
Upstate Cauldron: Eccentric Spiritual Movements in Early New York State. Albany: State University of New York Press, 2015;ISBN978-1-4384-5595-2.
The Forbidden Book: A Novel. Co-authored withGuido Mina di Sospiro. Revised edition, New York: The Disinformation Company, 2011 (electronic book). Print edition: San Francisco: Disinformation Books (by then an imprint ofRed Wheel/Weiser), 2013.ISBN193887501X. Also published in Spanish, Danish, Russian, Greek, Bulgarian, Polish, Romanian, and Thai.
Forbidden Fruits: An Occult Novel. Co-authored with Guido Mina di Sospiro. Rochester, Vermont: Inner Traditions, 2020;ISBN1644111578.
Michael Maier, Atalanta Fugiens: An Edition of the Fugues, Emblems and Epigrams. With an introductory essay by Hildemarie Streich. Tysoe, Warwickshire: Magnum Opus Hermetic Sourceworks, 1987; Grand Rapids, Michigan: Phanes Press. Included a cassette tape of the first complete recording of the fifty Fugues, sung by Rachel Platt, Emily Van Evera, Rufus Muller, and Richard Wistreich. The recording has been remastered and issued on compact disc by Claudio Records. Spanish edition with expanded introduction,La Fuga della Atalanta, Girona, Spain: Ediciones Atalanta, 2007.
Marius Schneider, Rudolf Haase, and Hans Erhard Lauer:Cosmic Music. Three Musical Keys to the Interpretation of Reality, translated by Marton Radkai and Joscelyn Godwin. Rochester, Vermont: Inner Traditions, 1989.
Paul Brunton: Essential Readings. Co-edited with Randall Cash and Timothy Smith. Wellingborough, Northamptonshire: Crucible Books, 1990.
Harmony of the Spheres: A Sourcebook of the Pythagorean Tradition in Music. Rochester, Vermont: Inner Traditions, 1993; also published in Spanish (Girona: Atalanta, 2009), with illustrations and a new introduction.
The Hermetic Brotherhood of Luxor: Historical and Initiatic Documents of an Order of Practical Occultism. Co-edited with Christian Chanel and John Patrick Deveney. York Beach, Maine: Samuel Weiser, 1995. Also published in French and Italian.
John Michell,Confessions of a Radical Traditionalist. Waterbury Center, Vermont: Dominion, 2005.
Petrus Talemarianus,Natural Architecture, translated by Ariel Godwin. Sacred Science Institute, 2006.
The Starlight Years: Love and War atKelmscott Manor, 1940–1948 – The Paintings, Drawings and Writings of Edward and Stephani Scott-Snell/Godwin. Stanbridge, Dorset: Dovecote Press, 2015.
Werner Walcker-Meyer,The Roman Organ of Aquincum. Ludwigsburg, Germany: Musikwissenschaftliches Verlagsgesellschaft, 1972.
Salomon Trismosin,Splendor Solis. Edinburgh: Magnum Opus Hermetic Sourceworks, 1981; Grand Rapids, Michigan: Phanes Press. 1991. Another version:Splendor Solis: Harley Ms. 3469. Barcelona: Moleiro, 2011, 53–69.
René Guénon,The Multiple States of Being. Burdett, New York: Larson Publications, 1984.
Antoine Fabre d'Olivet,The Secret Lore of Music. Rochester, Vermont: Inner Traditions, 1988. Originally entitledMusic Explained as Science and Art.
Johann Valentin Andreae,The Chemical Wedding of Christian Rosenkreutz. Grand Rapids, Michigan: Phanes Press, 1991. Reissued inRosicrucian Trilogy: The Three Original Rosicrucian Documents in New English Translations: Red Wheel/Weiser, 2016. Godwin's contribution is one of the three translations.
Antoine Faivre,The Eternal Hermes. Grand Rapids, Michigan: Phanes Press, 1994.
Francesco Colonna,Hypnerotomachia Poliphili: The Strife of Love in a Dream. London & New York: Thames & Hudson, 1999, and re-editions.[15]
Julius Evola,Ride the Tiger. Co-translated with Constance Fontana. Rochester, Vermont: Inner Traditions, 2003.
Hans Kayser,Textbook of Harmonics. Co-translated with Ariel Godwin. Sacred Science Institute, 2006
Marco Baistrocchi,Agarttha: A Guenonian Manipulation? Fullerton, California: Theosophical History, 2009 (series: Theosophical History Occasional Papers, No. XII).
Julius Evola and theUR Group,Introduction to Magic, Volume II: The Path of Initiatic Wisdom. Rochester, Vermont: Inner Traditions, 2019.
^Aveni, Anthony F. (2016).Apocalyptic anxiety: religion, science and America's obsession with the end of the world. University Press of Colorado. pp. xiv, 96.ISBN978-1-60732-470-6.
^Lachman, Gary (2012).Madame Blavatsky: The Mother of Modern Spirituality. Jeremy P. Tarcher / Penguin. p. xvi.ISBN978-1-58542-863-2.
^"Arktos: The Polar Myth in Science, Symbolism and Nazi Survival. Joscelyn Godwin. 1993. London: Thames and Hudson. 260p, soft cover. ISBN 0-500-27713-3. £10.95".Polar Record.29 (170):252–252. July 1993.doi:10.1017/S0032247400018726.ISSN0032-2474.