WunderMoosen Calendar Xplorer

Calendar Xplorer is a heavy-duty perpetual calendar that offers views across multiple Calendar disciplines.

It computes astronomical events (moon phases, blue moons, solstice, equinox, moon rise/set, sun rise/ set) and displays the information according to the selected calendar system. It supports Ancient Roman, Bahai, Chinese, Coptic, Ethiopic, Fasli, French Republican, Gregorian, Hebrew, and Indian Civil, Islamic, Japanese, Julian, Mayan, Persian, Quadimi, Shenshai and Viking calendars. It understands multiple Gregorian reforms and can display them not only in current years but in the reform years as well.