An Exact Exposition of the Orthodox Faith - Each of the four books in its own HTML file, with notes, at Christian Classics Ethereal Library. From A Select Library of Nicene and Post-Nicene Fathers of the Christian Church, second series, vol. 9. - http://www.ccel.org/ccel/schaff/npnf209.iii.html
Barlaam and Ioasaph - The story of Barlaam and Ioasaph, by "John the Monk". Traditionally ascribed to St. John Damascene, but possibly actually the work of St. Euthymius the Georgian. - http://omacl.org/Barlaam/
Anacreontic Hymn (Extract) - Translated by Elizabeth Barrett Browning. - http://www.voskrese.info/spl/browning.html#damasc
Saint John Damascene on Various Subjects - Extracts from the saint's writings on topics including free will and Paradise. - http://home.it.net.au/~jgrapsas/pages/Damascus.html
In Defense of Icons - Two excerpts from the writings of St. John of Damascus. - http://www.fordham.edu/halsall/source/johndam-icons.html