Inner Sky Electrum can display tropical and sidereal (jyotish) Zodiacs simultaneously with the true stellar constellations ('fixed stars'). It display Indian Zodiac illustrations and Nakshatras (starting with Krttika or starting with Ashvini) and many more...
http://nakshatra.x10.mx
http://www.inner-sky.com

Indian astrology has developed many features and techniques not present in (so-called) western astrology. Does this software include any of those features, other than the use of the sidereal zodiac?