A wealth of astrological resources, including the best astrological discussion forum on the Internet.
Traditional horary astrology, using the methods of William Lilly.
ARHAT: Archive for the Retrieval of Historical Astrological Texts.
Medieval astrology, classical philosophy, English translations of Latin astrological texts.
Dorian Gieseler Greenbaum
Classical Greek astrology.
Renaissance astrology and astrological magic.
Excellent astrological freeware for primary directions and much more.
Ancient Indian Astrology
Plentiful resources on Indian astrology, including a digital library.