Synopsis The Jnanodaya Tantra which is of the Yoga genre of the Buddhist Tantra as of the three other classes, the Kriya, the Carya and the Anuttara Tantras, is being published here as a part of the first volume of the Rare Buddhist Minor Text Series, appearing in the Dhi review.  The text enumerates under wheels of the mind, speech and body the ten grounds (Bhumis) and the twenty four establishements (Pithas) to be reflected upon.  These postulates precede the description of the nervous system and the numerous Cakras in the body.  The awareness of the vital limbs in important in the comprehension of the esoteric system.  The work further elicits understanding of the Sahaja-Prajna Yoga, Vasanta-Tilaka Yoga, Samutpann-Krama Yoga and the Prajno-paya Yoga with the purifying methods of the six cakras and the five sensory perceptions.  The work presents a total view of yoga, as found in Buddhist esotericism.  The Tibetan translation of the text has not been found.  Keeping in view these importance the work is included in the texts to be published by The Project.  We are happy to bring it out for the readers.