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Shadows (free for basic level)

Software to design sundials and astrolabes

Shadows is a program used to design sundials and astrolabes. It can be used by everybody without any required technical skills. Shadows will calculate everything and print the drawing according the user's preferences. Shadows Expert and Shadows Pro are advanced versions for which a fee is charged. Includes a database of 2500 locations, available in 12 languages. Windows XP and Windows Vista-based program.