Jagannatha Hora - Jagannatha Hora is a Vedic astrology software.
AstroWin - Spiritual astrology can help you understand yourself and others better.
ZET - Professional multifunctional astrology software, astrological charts sensitive and controlled by mouse, AstroCartoGraphy, sky planetarium, space explorer
Genius Loci - Local Space Astrology Software Astronomy Software displaying Azimuth and Altitude (True and Apparent) values simultaneously with the Tropical Longitudes of Planets, Ascendent, MC and Vertex...
Morinus - Morinus is an easy to use astrology software under GPLv3 license.
What Watch - What Watch is a powerful tool that covers many areas and techniques of astrology.