Hebcal is a program which prints out the days in the Jewish calendar for a given gregorian year. Hebcal is fairly flexible in terms of which events in the Jewish calendar it displays. Each of the following can be individualy turned on or off: The Hebrew date Jewish Holdiays (including Yom Ha'atzmaut and Yom HaShoah etc.) The weekly Sedrah The day of the week The days of the Omer