This volume presents an edition of the Buddhavatamsaka literature in Old Uyghur mainly focusing on the fragments of the Buddhavatamsaka sutra in eighty volumes and the Buddhavatamsaka sutra in fourty volumes kept in the Berlin Turfan collection in close consultation of the fragments of both texts kept in Dunhuang, Kyoto, St. Petersburg and Taibei. It also includes an edition of other Old Uyghur texts, e.g. verse composition and verse translation of the last chapter of the Buddhavatamsaka sutra in forty volumes by the famous Old Uyghur translator and poet Anzang, fragments of a commentary to the Buddhavatamsaka sutra and other texts which can be classified to the Buddhavatamsaka literature.