Zoroastrianism, in spite of its small current number of adherents, has played a huge role in the study of comparative religion. Not only was it a cohort of the ancient Vedic Hinduism, but also had a huge influence on the development of Judaism and Christianity.

This part of the site has complete online editions of the Sacred Books of the East's Zoroastrian texts: the three volume Avesta series, as well as the five volume Pahlavi series.

The Zend Avesta

The Zend Avesta, Part I: Vendîdâd (SBE 4)
translated by James Darmesteter [1880]
Part I of the SBE Avesta translation.

The Zend Avesta, Part II: The Sîrôzahs, Yasts and Nyâyis (SBE 23)
translated by James Darmesteter [1882]
Part II of the SBE Avesta translation.

The Zend Avesta, Part III: (SBE 31) The Yasna, Visparad, Âfrînagân, Gâhs and Miscellaneous Fragments
translated by L.H. Mills [1887]
Part III of the SBE Avesta translation.

Pahlavi Texts

Pahlavi Texts, Part I: (SBE 5) The Bundahis, Bahman Yast and Shayâst Lâ-Shâyast
E.W. West [1880]
Key medieval Zoroastrianian texts on creation, ritual purity, and prophecy.

Pahlavi Texts, Part II (SBE 18)
The Dâdistân-î Dînîk and the Epistles of Mânûskîhar
E.W. West [1882]

Pahlavi Texts, Part III (SBE 24)
Dînâ-î Maînôg-î Khirad, Sikand-gûmânîk Vigâr, and the Sad Dar
E.W. West [1885]

Pahlavi Texts, Part IV (SBE 37)
Contents of the Nasks
E.W. West [1892]
Long-lost Zoroastrian texts available now only in summaries and fragments.

Pahlavi Texts, Part V (SBE 47)
Marvels of Zoroastrianism
E.W. West [1897]
Late Zoroastrian texts of traditional history and prophecy.

The Teachings of Zoroaster
by S.A. Kapadia [1905]
A collection of Zoroastrian texts, part of the Wisdom of the East series