Maitreya is a software for Vedic and western astrology. First goal is to serve as tool. The software has a lot of standard features for the daily work of western and Vedic astrologers. So it can save their time and energy; they can concentrate on the work of interpretation. Second goal is to enable astrologers for research. The program supports a lot of calculation options, so it can be used as a basis for research on the various questions of astrological calculation and interpretation.