PsyPlan open-source astrology publisher. Popular personal appointment book planner, diary, calendar, daily horoscope. PHP, AJAX, for web browser on Internet or desktop. Ephemeris calculation engine, interpretations, complete system. Hardware independent.
I haven't installed the application on my server yet, but I will say that the project's live site works well and produces a truly useful set of reports (for those who are interested in astrological information).